--- /dev/null
+#include "claw44.h"
+#include "ssd1306.h"
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
+#ifdef SSD1306OLED
+ return process_record_gfx(keycode,record) && process_record_user(keycode, record);
+#else
+ return process_record_user(keycode, record);
+#endif
+}
--- /dev/null
+#pragma once
+
+#ifdef KEYBOARD_claw44_rev1
+ #include "rev1.h"
+#endif
--- /dev/null
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include "config_common.h"
+#include <serial_config.h>
+
+#define USE_I2C
+#define USE_SERIAL
+
+#define NO_ACTION_MACRO
+#define NO_ACTION_FUNCTION
--- /dev/null
+#include <util/twi.h>
+#include <avr/io.h>
+#include <stdlib.h>
+#include <avr/interrupt.h>
+#include <util/twi.h>
+#include <stdbool.h>
+#include "i2c.h"
+
+#ifdef USE_I2C
+
+// Limits the amount of we wait for any one i2c transaction.
+// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is
+// 9 bits, a single transaction will take around 90μs to complete.
+//
+// (F_CPU/SCL_CLOCK) => # of μC cycles to transfer a bit
+// poll loop takes at least 8 clock cycles to execute
+#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8
+
+#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE)
+
+volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
+
+static volatile uint8_t slave_buffer_pos;
+static volatile bool slave_has_register_set = false;
+
+// Wait for an i2c operation to finish
+inline static
+void i2c_delay(void) {
+ uint16_t lim = 0;
+ while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT)
+ lim++;
+
+ // easier way, but will wait slightly longer
+ // _delay_us(100);
+}
+
+// Setup twi to run at 100kHz or 400kHz (see ./i2c.h SCL_CLOCK)
+void i2c_master_init(void) {
+ // no prescaler
+ TWSR = 0;
+ // Set TWI clock frequency to SCL_CLOCK. Need TWBR>10.
+ // Check datasheets for more info.
+ TWBR = ((F_CPU/SCL_CLOCK)-16)/2;
+}
+
+// Start a transaction with the given i2c slave address. The direction of the
+// transfer is set with I2C_READ and I2C_WRITE.
+// returns: 0 => success
+// 1 => error
+uint8_t i2c_master_start(uint8_t address) {
+ TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA);
+
+ i2c_delay();
+
+ // check that we started successfully
+ if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START))
+ return 1;
+
+ TWDR = address;
+ TWCR = (1<<TWINT) | (1<<TWEN);
+
+ i2c_delay();
+
+ if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) )
+ return 1; // slave did not acknowledge
+ else
+ return 0; // success
+}
+
+
+// Finish the i2c transaction.
+void i2c_master_stop(void) {
+ TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
+
+ uint16_t lim = 0;
+ while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT)
+ lim++;
+}
+
+// Write one byte to the i2c slave.
+// returns 0 => slave ACK
+// 1 => slave NACK
+uint8_t i2c_master_write(uint8_t data) {
+ TWDR = data;
+ TWCR = (1<<TWINT) | (1<<TWEN);
+
+ i2c_delay();
+
+ // check if the slave acknowledged us
+ return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1;
+}
+
+// Read one byte from the i2c slave. If ack=1 the slave is acknowledged,
+// if ack=0 the acknowledge bit is not set.
+// returns: byte read from i2c device
+uint8_t i2c_master_read(int ack) {
+ TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA);
+
+ i2c_delay();
+ return TWDR;
+}
+
+void i2c_reset_state(void) {
+ TWCR = 0;
+}
+
+void i2c_slave_init(uint8_t address) {
+ TWAR = address << 0; // slave i2c address
+ // TWEN - twi enable
+ // TWEA - enable address acknowledgement
+ // TWINT - twi interrupt flag
+ // TWIE - enable the twi interrupt
+ TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN);
+}
+
+ISR(TWI_vect);
+
+ISR(TWI_vect) {
+ uint8_t ack = 1;
+ switch(TW_STATUS) {
+ case TW_SR_SLA_ACK:
+ // this device has been addressed as a slave receiver
+ slave_has_register_set = false;
+ break;
+
+ case TW_SR_DATA_ACK:
+ // this device has received data as a slave receiver
+ // The first byte that we receive in this transaction sets the location
+ // of the read/write location of the slaves memory that it exposes over
+ // i2c. After that, bytes will be written at slave_buffer_pos, incrementing
+ // slave_buffer_pos after each write.
+ if(!slave_has_register_set) {
+ slave_buffer_pos = TWDR;
+ // don't acknowledge the master if this memory loctaion is out of bounds
+ if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) {
+ ack = 0;
+ slave_buffer_pos = 0;
+ }
+ slave_has_register_set = true;
+ } else {
+ i2c_slave_buffer[slave_buffer_pos] = TWDR;
+ BUFFER_POS_INC();
+ }
+ break;
+
+ case TW_ST_SLA_ACK:
+ case TW_ST_DATA_ACK:
+ // master has addressed this device as a slave transmitter and is
+ // requesting data.
+ TWDR = i2c_slave_buffer[slave_buffer_pos];
+ BUFFER_POS_INC();
+ break;
+
+ case TW_BUS_ERROR: // something went wrong, reset twi state
+ TWCR = 0;
+ default:
+ break;
+ }
+ // Reset everything, so we are ready for the next TWI interrupt
+ TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN);
+}
+#endif
--- /dev/null
+#pragma once
+
+#include <stdint.h>
+
+#ifndef F_CPU
+#define F_CPU 16000000UL
+#endif
+
+#define I2C_READ 1
+#define I2C_WRITE 0
+
+#define I2C_ACK 1
+#define I2C_NACK 0
+
+#define SLAVE_BUFFER_SIZE 0x10
+
+// i2c SCL clock frequency 400kHz
+#define SCL_CLOCK 400000L
+
+extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
+
+void i2c_master_init(void);
+uint8_t i2c_master_start(uint8_t address);
+void i2c_master_stop(void);
+uint8_t i2c_master_write(uint8_t data);
+uint8_t i2c_master_read(int);
+void i2c_reset_state(void);
+void i2c_slave_init(uint8_t address);
+
+
+static inline unsigned char i2c_start_read(unsigned char addr) {
+ return i2c_master_start((addr << 1) | I2C_READ);
+}
+
+static inline unsigned char i2c_start_write(unsigned char addr) {
+ return i2c_master_start((addr << 1) | I2C_WRITE);
+}
+
+// from SSD1306 scrips
+extern unsigned char i2c_rep_start(unsigned char addr);
+extern void i2c_start_wait(unsigned char addr);
+extern unsigned char i2c_readAck(void);
+extern unsigned char i2c_readNak(void);
+extern unsigned char i2c_read(unsigned char ack);
+
+#define i2c_read(ack) (ack) ? i2c_readAck() : i2c_readNak();
--- /dev/null
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+//#define USE_MATRIX_I2C
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define SSD1306OLED
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_TERM 200
--- /dev/null
+#include QMK_KEYBOARD_H
+#ifdef PROTOCOL_LUFA
+ #include "lufa.h"
+ #include "split_util.h"
+#endif
+#ifdef SSD1306OLED
+ #include "ssd1306.h"
+#endif
+
+extern keymap_config_t keymap_config;
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+
+enum custom_keycodes {
+ QWERTY = SAFE_RANGE,
+ LOWER,
+ RAISE
+};
+
+enum macro_keycodes {
+ KC_SAMPLEMACRO,
+};
+
+#define KC_ KC_TRNS
+#define KC_RST RESET
+#define KC_L_SPC LT(_LOWER, KC_SPC) // lower
+#define KC_R_ENT LT(_RAISE, KC_ENT) // raise
+#define KC_G_JA LGUI_T(KC_LANG1) // cmd or win
+#define KC_G_EN LGUI_T(KC_LANG2) // cmd or win
+#define KC_C_BS LCTL_T(KC_BSPC) // ctrl
+#define KC_A_DEL ALT_T(KC_DEL) // alt
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+ [_QWERTY] = LAYOUT( \
+ //,--------+--------+---------+--------+---------+--------. ,--------+---------+--------+---------+--------+--------.
+ KC_ESC , KC_Q , KC_W , KC_E , KC_R , KC_T , KC_Y , KC_U , KC_I , KC_O , KC_P , KC_MINS,
+ //|--------+--------+---------+--------+---------+--------| |--------+---------+--------+---------+--------+--------|
+ KC_TAB , KC_A , KC_S , KC_D , KC_F , KC_G , KC_H , KC_J , KC_K , KC_L , KC_SCLN, KC_QUOT,
+ //|--------+--------+---------+--------+---------+--------| |--------+---------+--------+---------+--------+--------|
+ KC_LSFT, KC_Z , KC_X , KC_C , KC_V , KC_B , KC_N , KC_M , KC_COMM, KC_DOT , KC_SLSH, KC_RSFT,
+ //`--------+--------+---------+--------+---------+--------/ \--------+---------+--------+---------+--------+--------'
+ KC_A_DEL, KC_G_EN, KC_L_SPC, KC_C_BS, KC_C_BS, KC_R_ENT, KC_G_JA, KC_A_DEL
+ // `----------+--------+---------+--------' `--------+---------+--------+---------'
+ ),
+
+ // \ ^ ! & | @ = + * % -
+ // ( # $ " ' ~ ← ↓ ↑ → ` )
+ // { [ ] }
+
+ [_RAISE] = LAYOUT( \
+ //,--------+--------+--------+--------+--------+--------. ,--------+--------+--------+--------+--------+--------.
+ _______, KC_BSLS, KC_CIRC, KC_EXLM, KC_AMPR, KC_PIPE, KC_AT , KC_EQL , KC_PLUS, KC_ASTR, KC_PERC, KC_MINS,
+ //|--------+--------+--------+--------+--------+--------| |--------+--------+--------+--------+--------+--------|
+ KC_LPRN, KC_HASH, KC_DLR , KC_DQT , KC_QUOT, KC_TILD, KC_LEFT, KC_DOWN, KC_UP , KC_RGHT, KC_GRV , KC_RPRN,
+ //|--------+--------+--------+--------+--------+--------| |--------+--------+--------+--------+--------+--------|
+ _______, _______, _______, _______, KC_LCBR, KC_LBRC, KC_RBRC, KC_RCBR, _______, _______, _______, _______,
+ //`--------+--------+--------+--------+--------+--------/ \--------+--------+--------+--------+--------+--------'
+ _______, _______, _______, _______, _______, _______, _______, RESET
+ // `--------+--------+--------+--------' `--------+--------+--------+--------'
+ ),
+
+ [_LOWER] = LAYOUT( \
+ //,--------+--------+--------+--------+--------+--------. ,--------+--------+--------+--------+--------+--------.
+ KC_F1 , KC_F2 , KC_F3 , KC_F4 , KC_F5 , KC_F6 , _______, KC_EQL , KC_PLUS, KC_ASTR, KC_PERC, KC_MINS,
+ //|--------+--------+--------+--------+--------+--------| |--------+--------+--------+--------+--------+--------|
+ _______, KC_1 , KC_2 , KC_3 , KC_4 , KC_5 , KC_6 , KC_7 , KC_8 , KC_9 , KC_0 , _______,
+ //|--------+--------+--------+--------+--------+--------| |--------+--------+--------+--------+--------+--------|
+ KC_F7 , KC_F8 , KC_F9 , KC_F10 , KC_F11 , KC_F12 , _______, _______, KC_COMM, KC_DOT , KC_SLSH, _______,
+ //`--------+--------+--------+--------+--------+--------/ \--------+--------+--------+--------+--------+--------'
+ RESET , _______, _______, _______, _______, _______, _______, _______
+ // `--------+--------+--------+--------' `--------+--------+--------+--------'
+ ),
+};
+
+void matrix_init_user(void) {
+ //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
+ #ifdef SSD1306OLED
+ iota_gfx_init(!has_usb()); // turns on the display
+ #endif
+}
+
+//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
+#ifdef SSD1306OLED
+
+// When add source files to SRC in rules.mk, you can use functions.
+const char *read_layer_state(void);
+const char *read_logo(void);
+void set_keylog(uint16_t keycode, keyrecord_t *record);
+const char *read_keylog(void);
+const char *read_keylogs(void);
+
+// const char *read_mode_icon(bool swap);
+// const char *read_host_led_state(void);
+// void set_timelog(void);
+// const char *read_timelog(void);
+
+void matrix_scan_user(void) {
+ iota_gfx_task();
+}
+
+void matrix_render_user(struct CharacterMatrix *matrix) {
+ if (is_master) {
+ // If you want to change the display of OLED, you need to change here
+ matrix_write_ln(matrix, read_layer_state());
+ matrix_write_ln(matrix, read_keylog());
+ matrix_write_ln(matrix, read_keylogs());
+ //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
+ //matrix_write_ln(matrix, read_host_led_state());
+ //matrix_write_ln(matrix, read_timelog());
+ } else {
+ matrix_write(matrix, read_logo());
+ }
+}
+
+void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
+ if (memcmp(dest->display, source->display, sizeof(dest->display))) {
+ memcpy(dest->display, source->display, sizeof(dest->display));
+ dest->dirty = true;
+ }
+}
+
+void iota_gfx_task_user(void) {
+ struct CharacterMatrix matrix;
+ matrix_clear(&matrix);
+ matrix_render_user(&matrix);
+ matrix_update(&display, &matrix);
+}
+#endif//SSD1306OLED
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+ if (record->event.pressed) {
+#ifdef SSD1306OLED
+ set_keylog(keycode, record);
+#endif
+ // set_timelog();
+ }
+
+ switch (keycode) {
+ case QWERTY:
+ if (record->event.pressed) {
+ set_single_persistent_default_layer(_QWERTY);
+ }
+ return false;
+ break;
+ case LOWER:
+ if (record->event.pressed) {
+ layer_on(_LOWER);
+ } else {
+ layer_off(_LOWER);
+ }
+ return false;
+ break;
+ case RAISE:
+ if (record->event.pressed) {
+ layer_on(_RAISE);
+ } else {
+ layer_off(_RAISE);
+ }
+ return false;
+ break;
+ }
+ return true;
+}
--- /dev/null
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+//#define USE_MATRIX_I2C
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+#define SSD1306OLED
+
+#define USE_SERIAL_PD2
+
+#define TAPPING_TERM 180
+#define IGNORE_MOD_TAP_INTERRUPT
--- /dev/null
+#include QMK_KEYBOARD_H
+#ifdef PROTOCOL_LUFA
+ #include "lufa.h"
+ #include "split_util.h"
+#endif
+#ifdef SSD1306OLED
+ #include "ssd1306.h"
+#endif
+
+extern keymap_config_t keymap_config;
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum custom_keycodes {
+ QWERTY = SAFE_RANGE,
+ LOWER,
+ RAISE
+};
+
+enum macro_keycodes {
+ KC_SAMPLEMACRO,
+};
+
+// common
+#define KC_ KC_TRNS
+#define KC_XXXX KC_NO
+#define KC_RST RESET
+#define KC_VD KC__VOLDOWN
+#define KC_VU KC__VOLUP
+
+// layer
+#define KC_L_SPC LT(_LOWER, KC_SPC)
+#define KC_R_ENT LT(_RAISE, KC_ENT)
+
+// shift_t
+#define KC_S_TAB LSFT_T(KC_TAB)
+#define KC_S_ESC LSFT_T(KC_ESC)
+#define KC_S_JA LSFT_T(KC_LANG1)
+#define KC_S_EN LSFT_T(KC_LANG2)
+
+// cmd_t
+#define KC_M_F LCMD_T(KC_F)
+#define KC_M_D LCMD_T(KC_D)
+#define KC_M_J LCMD_T(KC_J)
+#define KC_M_K LCMD_T(KC_K)
+
+// ctl_t
+#define KC_C_S LCTL_T(KC_S)
+#define KC_C_L LCTL_T(KC_L)
+#define KC_C_BS LCTL_T(KC_BSPC)
+
+// alt_t
+#define KC_A_D ALT_T(KC_D)
+#define KC_A_K ALT_T(KC_K)
+#define KC_A_Z ALT_T(KC_Z)
+#define KC_A_SL ALT_T(KC_SLSH)
+#define KC_A_DEL ALT_T(KC_DEL)
+
+// cmd+shift_t
+#define KC_MS_Q SCMD_T(KC_Q)
+#define KC_MS_A SCMD_T(KC_A)
+#define KC_MS_S SCMD_T(KC_S)
+#define KC_MS_SC SCMD_T(KC_SCLN)
+#define KC_MS_ESC SCMD_T(KC_ESC)
+
+//
+#define KC_MR RCMD(KC_R)
+#define KC_MF RCMD(KC_F)
+#define KC_MW RCMD(KC_W)
+#define KC_MX RCMD(KC_X)
+#define KC_MC RCMD(KC_C)
+#define KC_MV RCMD(KC_V)
+#define KC_MTAB RCMD(KC_TAB)
+#define KC_MSF RCMD(RSFT(KC_F))
+#define KC_MSR RCMD(RSFT(KC_R))
+#define KC_MST RCMD(RSFT(KC_T))
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+ // M_ = LCMD_T(
+ // A_ = ALT_T(
+ // C_ = LCTL_T(
+ // MS_ = SMD_T(
+ // R_ = LT(_RAISE
+ // L_ = LT(_LOWER
+
+ [_QWERTY] = LAYOUT_kc( \
+ //,----+----+----+----+----+----. ,----+----+----+----+----+----.
+ ESC , Q , W , E , R , T , Y , U , I , O , P ,MINS,
+ //|----+----+----+----+----+----| |----+----+----+----+----+----|
+ S_TAB, A ,C_S , D ,M_F , G , H ,M_J , K ,C_L ,SCLN,S_ESC,
+ //|----+----+----+----+----+----+ |----+----+----+----+----+----|
+ , Z , X , C , V , B , N , M ,COMM,DOT ,SLSH, ,
+ //`----+----+----+----+----+----/ \----+----+----+----+----+----'
+ A_DEL,S_EN,L_SPC,C_BS, C_BS,R_ENT,S_JA,A_DEL
+ // `----+----+----+----' `----+----+----+----'
+ ),
+
+ // \ ^ ! & | @ = + * % -
+ // ( # $ " ' ~ ← ↓ ↑ → ` )
+ // { [ ] }
+
+ [_RAISE] = LAYOUT_kc( \
+ //,----+----+----+----+----+----. ,----+----+----+----+----+----.
+ ,BSLS,CIRC,EXLM,AMPR,PIPE, AT ,EQL ,PLUS,ASTR,PERC,MINS,
+ //|----+----+----+----+----+----| |----+----+----+----+----+----|
+ LPRN,HASH,DLR ,DQT ,QUOT,TILD, LEFT,DOWN, UP ,RGHT,GRV ,RPRN,
+ //|----+----+----+----+----+----| |----+----+----+----+----+----|
+ , , , ,LCBR,LBRC, RBRC,RCBR, , , , ,
+ //`----+----+----+----+----+----/ \----+----+----+----+----+----'
+ , ,BSPC, , , , ,RST
+ // `----+----+----+----' `----+----+----+----'
+ ),
+
+ [_LOWER] = LAYOUT_kc( \
+ //,----+----+----+----+----+----. ,----+----+----+----+----+----.
+ , , ,MSF ,MSR ,MST , ,EQL ,PLUS,ASTR,PERC,MINS,
+ //|----+----+----+----+----+----| |----+----+----+----+----+----|
+ , 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 0 , ,
+ //|----+----+----+----+----+----| |----+----+----+----+----+----|
+ , , , , , , , ,COMM,DOT ,SLSH, ,
+ //`----+----+----+--+-+----+----/ \----+----+----+----+----+----'
+ RST , , , , ,DEL , ,
+ // `----+----+----+----' `----+----+----+----'
+ ),
+};
+
+void matrix_init_user(void) {
+ //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
+ #ifdef SSD1306OLED
+ iota_gfx_init(!has_usb()); // turns on the display
+ #endif
+}
+
+//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
+#ifdef SSD1306OLED
+
+// When add source files to SRC in rules.mk, you can use functions.
+const char *read_layer_state(void);
+const char *read_logo(void);
+void set_keylog(uint16_t keycode, keyrecord_t *record);
+const char *read_keylog(void);
+const char *read_keylogs(void);
+
+// const char *read_mode_icon(bool swap);
+// const char *read_host_led_state(void);
+// void set_timelog(void);
+// const char *read_timelog(void);
+
+void matrix_scan_user(void) {
+ iota_gfx_task();
+}
+
+void matrix_render_user(struct CharacterMatrix *matrix) {
+ if (is_master) {
+ // If you want to change the display of OLED, you need to change here
+ matrix_write_ln(matrix, read_layer_state());
+ matrix_write_ln(matrix, read_keylog());
+ matrix_write_ln(matrix, read_keylogs());
+ //matrix_write_ln(matrix, read_mode_icon(keymap_config.swap_lalt_lgui));
+ //matrix_write_ln(matrix, read_host_led_state());
+ //matrix_write_ln(matrix, read_timelog());
+ } else {
+ matrix_write(matrix, read_logo());
+ }
+}
+
+void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
+ if (memcmp(dest->display, source->display, sizeof(dest->display))) {
+ memcpy(dest->display, source->display, sizeof(dest->display));
+ dest->dirty = true;
+ }
+}
+
+void iota_gfx_task_user(void) {
+ struct CharacterMatrix matrix;
+ matrix_clear(&matrix);
+ matrix_render_user(&matrix);
+ matrix_update(&display, &matrix);
+}
+#endif//SSD1306OLED
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+ if (record->event.pressed) {
+#ifdef SSD1306OLED
+ set_keylog(keycode, record);
+#endif
+ // set_timelog();
+ }
+
+ switch (keycode) {
+ case QWERTY:
+ if (record->event.pressed) {
+ set_single_persistent_default_layer(_QWERTY);
+ }
+ return false;
+ break;
+ case LOWER:
+ if (record->event.pressed) {
+ layer_on(_LOWER);
+ } else {
+ layer_off(_LOWER);
+ }
+ return false;
+ break;
+ case RAISE:
+ if (record->event.pressed) {
+ layer_on(_RAISE);
+ } else {
+ layer_off(_RAISE);
+ }
+ return false;
+ break;
+ }
+ return true;
+}
+
--- /dev/null
+// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
+// See gfxfont.h for newer custom bitmap font info.
+
+#ifndef FONT5X7_H
+#define FONT5X7_H
+
+#ifdef __AVR__
+ #include <avr/io.h>
+ #include <avr/pgmspace.h>
+#elif defined(ESP8266)
+ #include <pgmspace.h>
+#else
+ #define PROGMEM
+#endif
+
+// Standard ASCII 5x7 font
+const unsigned char font[] PROGMEM = {
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x00,
+0x3E, 0x6B, 0x4F, 0x6B, 0x3E, 0x00,
+0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x00,
+0x18, 0x3C, 0x7E, 0x3C, 0x18, 0x00,
+0x1C, 0x57, 0x7D, 0x57, 0x1C, 0x00,
+0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00,
+0x00, 0x18, 0x3C, 0x18, 0x00, 0x00,
+0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 0x00,
+0x00, 0x18, 0x24, 0x18, 0x00, 0x00,
+0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x00,
+0x30, 0x48, 0x3A, 0x06, 0x0E, 0x00,
+0x26, 0x29, 0x79, 0x29, 0x26, 0x00,
+0x40, 0x7F, 0x05, 0x05, 0x07, 0x00,
+0x40, 0x7F, 0x05, 0x25, 0x3F, 0x00,
+0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 0x00,
+0x7F, 0x3E, 0x1C, 0x1C, 0x08, 0x00,
+0x08, 0x1C, 0x1C, 0x3E, 0x7F, 0x00,
+0x14, 0x22, 0x7F, 0x22, 0x14, 0x00,
+0x5F, 0x5F, 0x00, 0x5F, 0x5F, 0x00,
+0x06, 0x09, 0x7F, 0x01, 0x7F, 0x00,
+0x00, 0x66, 0x89, 0x95, 0x6A, 0x00,
+0x60, 0x60, 0x60, 0x60, 0x60, 0x00,
+0x94, 0xA2, 0xFF, 0xA2, 0x94, 0x00,
+0x08, 0x04, 0x7E, 0x04, 0x08, 0x00,
+0x10, 0x20, 0x7E, 0x20, 0x10, 0x00,
+0x08, 0x08, 0x2A, 0x1C, 0x08, 0x00,
+0x08, 0x1C, 0x2A, 0x08, 0x08, 0x00,
+0x1E, 0x10, 0x10, 0x10, 0x10, 0x00,
+0x0C, 0x1E, 0x0C, 0x1E, 0x0C, 0x00,
+0x30, 0x38, 0x3E, 0x38, 0x30, 0x00,
+0x06, 0x0E, 0x3E, 0x0E, 0x06, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x5F, 0x00, 0x00, 0x00,
+0x00, 0x07, 0x00, 0x07, 0x00, 0x00,
+0x14, 0x7F, 0x14, 0x7F, 0x14, 0x00,
+0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x00,
+0x23, 0x13, 0x08, 0x64, 0x62, 0x00,
+0x36, 0x49, 0x56, 0x20, 0x50, 0x00,
+0x00, 0x08, 0x07, 0x03, 0x00, 0x00,
+0x00, 0x1C, 0x22, 0x41, 0x00, 0x00,
+0x00, 0x41, 0x22, 0x1C, 0x00, 0x00,
+0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x00,
+0x08, 0x08, 0x3E, 0x08, 0x08, 0x00,
+0x00, 0x80, 0x70, 0x30, 0x00, 0x00,
+0x08, 0x08, 0x08, 0x08, 0x08, 0x00,
+0x00, 0x00, 0x60, 0x60, 0x00, 0x00,
+0x20, 0x10, 0x08, 0x04, 0x02, 0x00,
+0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00,
+0x00, 0x42, 0x7F, 0x40, 0x00, 0x00,
+0x72, 0x49, 0x49, 0x49, 0x46, 0x00,
+0x21, 0x41, 0x49, 0x4D, 0x33, 0x00,
+0x18, 0x14, 0x12, 0x7F, 0x10, 0x00,
+0x27, 0x45, 0x45, 0x45, 0x39, 0x00,
+0x3C, 0x4A, 0x49, 0x49, 0x31, 0x00,
+0x41, 0x21, 0x11, 0x09, 0x07, 0x00,
+0x36, 0x49, 0x49, 0x49, 0x36, 0x00,
+0x46, 0x49, 0x49, 0x29, 0x1E, 0x00,
+0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
+0x00, 0x40, 0x34, 0x00, 0x00, 0x00,
+0x00, 0x08, 0x14, 0x22, 0x41, 0x00,
+0x14, 0x14, 0x14, 0x14, 0x14, 0x00,
+0x00, 0x41, 0x22, 0x14, 0x08, 0x00,
+0x02, 0x01, 0x59, 0x09, 0x06, 0x00,
+0x3E, 0x41, 0x5D, 0x59, 0x4E, 0x00,
+0x7C, 0x12, 0x11, 0x12, 0x7C, 0x00,
+0x7F, 0x49, 0x49, 0x49, 0x36, 0x00,
+0x3E, 0x41, 0x41, 0x41, 0x22, 0x00,
+0x7F, 0x41, 0x41, 0x41, 0x3E, 0x00,
+0x7F, 0x49, 0x49, 0x49, 0x41, 0x00,
+0x7F, 0x09, 0x09, 0x09, 0x01, 0x00,
+0x3E, 0x41, 0x41, 0x51, 0x73, 0x00,
+0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00,
+0x00, 0x41, 0x7F, 0x41, 0x00, 0x00,
+0x20, 0x40, 0x41, 0x3F, 0x01, 0x00,
+0x7F, 0x08, 0x14, 0x22, 0x41, 0x00,
+0x7F, 0x40, 0x40, 0x40, 0x40, 0x00,
+0x7F, 0x02, 0x1C, 0x02, 0x7F, 0x00,
+0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00,
+0x3E, 0x41, 0x41, 0x41, 0x3E, 0x00,
+0x7F, 0x09, 0x09, 0x09, 0x06, 0x00,
+0x3E, 0x41, 0x51, 0x21, 0x5E, 0x00,
+0x7F, 0x09, 0x19, 0x29, 0x46, 0x00,
+0x26, 0x49, 0x49, 0x49, 0x32, 0x00,
+0x03, 0x01, 0x7F, 0x01, 0x03, 0x00,
+0x3F, 0x40, 0x40, 0x40, 0x3F, 0x00,
+0x1F, 0x20, 0x40, 0x20, 0x1F, 0x00,
+0x3F, 0x40, 0x38, 0x40, 0x3F, 0x00,
+0x63, 0x14, 0x08, 0x14, 0x63, 0x00,
+0x03, 0x04, 0x78, 0x04, 0x03, 0x00,
+0x61, 0x59, 0x49, 0x4D, 0x43, 0x00,
+0x00, 0x7F, 0x41, 0x41, 0x41, 0x00,
+0x02, 0x04, 0x08, 0x10, 0x20, 0x00,
+0x00, 0x41, 0x41, 0x41, 0x7F, 0x00,
+0x04, 0x02, 0x01, 0x02, 0x04, 0x00,
+0x40, 0x40, 0x40, 0x40, 0x40, 0x00,
+0x00, 0x03, 0x07, 0x08, 0x00, 0x00,
+0x20, 0x54, 0x54, 0x78, 0x40, 0x00,
+0x7F, 0x28, 0x44, 0x44, 0x38, 0x00,
+0x38, 0x44, 0x44, 0x44, 0x28, 0x00,
+0x38, 0x44, 0x44, 0x28, 0x7F, 0x00,
+0x38, 0x54, 0x54, 0x54, 0x18, 0x00,
+0x00, 0x08, 0x7E, 0x09, 0x02, 0x00,
+0x18, 0x24, 0x24, 0x1C, 0x78, 0x00,
+0x7F, 0x08, 0x04, 0x04, 0x78, 0x00,
+0x00, 0x44, 0x7D, 0x40, 0x00, 0x00,
+0x20, 0x40, 0x40, 0x3D, 0x00, 0x00,
+0x7F, 0x10, 0x28, 0x44, 0x00, 0x00,
+0x00, 0x41, 0x7F, 0x40, 0x00, 0x00,
+0x7C, 0x04, 0x78, 0x04, 0x78, 0x00,
+0x7C, 0x08, 0x04, 0x04, 0x78, 0x00,
+0x38, 0x44, 0x44, 0x44, 0x38, 0x00,
+0x7C, 0x18, 0x24, 0x24, 0x18, 0x00,
+0x18, 0x24, 0x24, 0x18, 0x7C, 0x00,
+0x7C, 0x08, 0x04, 0x04, 0x08, 0x00,
+0x48, 0x54, 0x54, 0x54, 0x24, 0x00,
+0x04, 0x04, 0x3F, 0x44, 0x24, 0x00,
+0x3C, 0x40, 0x40, 0x20, 0x7C, 0x00,
+0x1C, 0x20, 0x40, 0x20, 0x1C, 0x00,
+0x3C, 0x40, 0x30, 0x40, 0x3C, 0x00,
+0x44, 0x28, 0x10, 0x28, 0x44, 0x00,
+0x4C, 0x90, 0x90, 0x90, 0x7C, 0x00,
+0x44, 0x64, 0x54, 0x4C, 0x44, 0x00,
+0x00, 0x08, 0x36, 0x41, 0x00, 0x00,
+0x00, 0x00, 0x77, 0x00, 0x00, 0x00,
+0x00, 0x41, 0x36, 0x08, 0x00, 0x00,
+0x02, 0x01, 0x02, 0x04, 0x02, 0x00,
+0x3C, 0x26, 0x23, 0x26, 0x3C, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x80, 0x80, 0x80, 0x80, 0x80,
+ 0x80, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0xFC, 0xFC, 0xFC, 0xFC, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
+ 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
+ 0x00, 0x80, 0x80, 0x80, 0x80, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x80, 0x80,
+ 0x80, 0x80, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x80, 0xC0, 0xF0, 0xF8, 0xF8,
+ 0xF8, 0xF8, 0xF8, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
+ 0xE0, 0xF8, 0xF8, 0xF8, 0xF8, 0xF8,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0xE0, 0xF0, 0xF0, 0xF0, 0xE0, 0xEC,
+0xEE, 0xF7, 0xF3, 0x70, 0x20, 0x00,
+0x7C, 0x7C, 0x7C, 0x7E, 0x00, 0x7E,
+0x7E, 0x7E, 0x7F, 0x7F, 0x7F, 0x00,
+0x00, 0x80, 0xC0, 0xE0, 0x7E, 0x5B,
+0x4F, 0x5B, 0xFE, 0xC0, 0x00, 0x00,
+0xC0, 0x00, 0xDC, 0xD7, 0xDE, 0xDE,
+0xDE, 0xD7, 0xDC, 0x00, 0xC0, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0xF8, 0xFC, 0xFE,
+ 0xFF, 0x1F, 0x07, 0x07, 0x07, 0x07,
+ 0x1F, 0x1F, 0x1F, 0x1E, 0x18, 0x00,
+ 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x00,
+ 0x00, 0x00, 0x00, 0x9E, 0xDF, 0xDF,
+ 0xCF, 0xC7, 0xE7, 0xE7, 0xE7, 0xFF,
+ 0xFF, 0xFF, 0xFE, 0x00, 0x00, 0x03,
+ 0x3F, 0xFF, 0xFF, 0xFE, 0xC0, 0x00,
+ 0xF0, 0xFF, 0xFF, 0x1F, 0xFF, 0xFF,
+ 0xF0, 0x00, 0xC0, 0xFC, 0xFF, 0xFF,
+ 0x3F, 0x03, 0x00, 0xC0, 0xF0, 0xF8,
+ 0xFE, 0x9F, 0x87, 0x83, 0x80, 0xFF,
+ 0xFF, 0xFF, 0xFF, 0x80, 0x80, 0x00,
+ 0x00, 0xE0, 0xF8, 0xFC, 0xBF, 0x8F,
+ 0x83, 0x81, 0xFF, 0xFF, 0xFF, 0xFF,
+ 0x80, 0x80, 0x80, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x0F, 0x1F, 0x3F, 0x7F, 0x7F, 0x7F,
+0x7F, 0x7F, 0x3F, 0x1E, 0x0C, 0x00,
+0x1F, 0x1F, 0x1F, 0x3F, 0x00, 0x3F,
+0x3F, 0x3F, 0x7F, 0x7F, 0x7F, 0x00,
+0x30, 0x7B, 0x7F, 0x78, 0x30, 0x20,
+0x20, 0x30, 0x78, 0x7F, 0x3B, 0x00,
+0x03, 0x00, 0x0F, 0x7F, 0x0F, 0x0F,
+0x0F, 0x7F, 0x0F, 0x00, 0x03, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x07, 0x1F, 0x3F,
+ 0x7F, 0x7C, 0x78, 0x70, 0x70, 0x78,
+ 0x7E, 0x3E, 0x3E, 0x0E, 0x06, 0x00,
+ 0x00, 0x7F, 0x7F, 0x7F, 0x7F, 0x00,
+ 0x00, 0x00, 0x1F, 0x3F, 0x7F, 0x7F,
+ 0x79, 0x71, 0x70, 0x30, 0x38, 0x3F,
+ 0x7F, 0x7F, 0x7F, 0x60, 0x00, 0x00,
+ 0x00, 0x01, 0x1F, 0x7F, 0x7F, 0x7E,
+ 0x7F, 0x1F, 0x01, 0x00, 0x01, 0x3F,
+ 0x7F, 0x7E, 0x7F, 0x7F, 0x0F, 0x01,
+ 0x00, 0x00, 0x00, 0x03, 0x03, 0x03,
+ 0x03, 0x03, 0x03, 0x03, 0x03, 0x7F,
+ 0x7F, 0x7F, 0x7F, 0x03, 0x03, 0x00,
+ 0x00, 0x03, 0x03, 0x03, 0x03, 0x03,
+ 0x03, 0x03, 0x7F, 0x7F, 0x7F, 0x7F,
+ 0x07, 0x03, 0x03, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+#endif // FONT5X7_H
--- /dev/null
+#include <stdio.h>
+#include "claw44.h"
+
+char host_led_state_str[24];
+
+const char *read_host_led_state(void)
+{
+ uint8_t leds = host_keyboard_leds();
+ snprintf(host_led_state_str, sizeof(host_led_state_str), "NL:%s CL:%s SL:%s",
+ (leds & (1 << USB_LED_NUM_LOCK)) ? "on" : "- ",
+ (leds & (1 << USB_LED_CAPS_LOCK)) ? "on" : "- ",
+ (leds & (1 << USB_LED_SCROLL_LOCK)) ? "on" : "- ");
+
+ return host_led_state_str;
+}
--- /dev/null
+#include <stdio.h>
+#include "claw44.h"
+
+char keylog_str[24] = {};
+char keylogs_str[21] = {};
+int keylogs_str_idx = 0;
+
+const char code_to_name[60] = {
+ ' ', ' ', ' ', ' ', 'a', 'b', 'c', 'd', 'e', 'f',
+ 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p',
+ 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
+ '1', '2', '3', '4', '5', '6', '7', '8', '9', '0',
+ 'R', 'E', 'B', 'T', ' ', ' ', ' ', ' ', ' ', ' ',
+ ' ', ';', '\'', ' ', ',', '.', '/', ' ', ' ', ' '};
+
+void set_keylog(uint16_t keycode, keyrecord_t *record) {
+ char name = ' ';
+ if (keycode < 60) {
+ name = code_to_name[keycode];
+ }
+
+ // update keylog
+ snprintf(keylog_str, sizeof(keylog_str), "%dx%d, k%2d : %c",
+ record->event.key.row, record->event.key.col,
+ keycode, name);
+
+ // update keylogs
+ if (keylogs_str_idx == sizeof(keylogs_str) - 1) {
+ keylogs_str_idx = 0;
+ for (int i = 0; i < sizeof(keylogs_str) - 1; i++) {
+ keylogs_str[i] = ' ';
+ }
+ }
+
+ keylogs_str[keylogs_str_idx] = name;
+ keylogs_str_idx++;
+}
+
+const char *read_keylog(void) {
+ return keylog_str;
+}
+
+const char *read_keylogs(void) {
+ return keylogs_str;
+}
--- /dev/null
+
+#include QMK_KEYBOARD_H
+#include <stdio.h>
+#include "claw44.h"
+
+#define L_BASE 0
+#define L_LOWER (1<<_LOWER)
+#define L_RAISE (1<<_RAISE)
+#define L_ADJUST (1<<_ADJUST)
+#define L_ADJUST_TRI (L_ADJUST|L_RAISE|L_LOWER)
+
+char layer_state_str[24];
+
+const char *read_layer_state(void) {
+ switch (layer_state)
+ {
+ case L_BASE:
+ snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Default");
+ break;
+ case L_RAISE:
+ snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Raise");
+ break;
+ case L_LOWER:
+ snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Lower");
+ break;
+ case L_ADJUST:
+ case L_ADJUST_TRI:
+ snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Adjust");
+ break;
+ default:
+ snprintf(layer_state_str, sizeof(layer_state_str), "Layer: Undef-%ld", layer_state);
+ }
+
+ return layer_state_str;
+}
--- /dev/null
+#include "claw44.h"
+
+const char *read_logo(void) {
+ static char logo[] = {
+ 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f, 0x90, 0x91, 0x92, 0x93, 0x94,
+ 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, 0xb0, 0xb1, 0xb2, 0xb3, 0xb4,
+ 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, 0xd0, 0xd1, 0xd2, 0xd3, 0xd4,
+ 0};
+
+ return logo;
+}
--- /dev/null
+#include <stdio.h>
+#include "claw44.h"
+
+char mode_icon[24];
+
+const char *read_mode_icon(bool swap) {
+ static char logo[][2][3] = {{{0x95, 0x96, 0}, {0xb5, 0xb6, 0}}, {{0x97, 0x98, 0}, {0xb7, 0xb8, 0}}};
+ if (swap == false) {
+ snprintf(mode_icon, sizeof(mode_icon), "%s\n%s", logo[0][0], logo[0][1]);
+ } else {
+ snprintf(mode_icon, sizeof(mode_icon), "%s\n%s", logo[1][0], logo[1][1]);
+ }
+
+ return mode_icon;
+}
--- /dev/null
+#ifdef RGBLIGHT_ENABLE
+
+#include QMK_KEYBOARD_H
+#include <stdio.h>
+
+extern rgblight_config_t rgblight_config;
+char rbf_info_str[24];
+const char *read_rgb_info(void) {
+
+ snprintf(rbf_info_str, sizeof(rbf_info_str), "%s %2d h%3d s%3d v%3d",
+ rgblight_config.enable ? "on" : "- ", rgblight_config.mode,
+ rgblight_config.hue, rgblight_config.sat, rgblight_config.val);
+ return rbf_info_str;
+}
+#endif
--- /dev/null
+#include <stdio.h>
+#include "claw44.h"
+
+char timelog_str[24] = {};
+int last_time = 0;
+int elapsed_time = 0;
+
+void set_timelog(void) {
+ elapsed_time = timer_elapsed(last_time);
+ last_time = timer_read();
+ snprintf(timelog_str, sizeof(timelog_str), "lt:%5d, et:%5d", last_time, elapsed_time);
+}
+
+const char *read_timelog(void) {
+ return timelog_str;
+}
--- /dev/null
+# Claw44
+
+
+
+A split keyboard with 3x6 vertically staggered keys and 4 thumb keys.
+
+Keyboard Maintainer: [@yfuku_](https://twitter.com/yfuku_)
+Hardware Supported: Claw44 PCB, ProMicro
+Hardware Availability: https://yfuku.booth.pm/
+
+Make example for this keyboard (after setting up your build environment):
+
+ make claw44:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
--- /dev/null
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0xFEED
+#define PRODUCT_ID 0x3060
+#define DEVICE_VER 0x0001
+#define MANUFACTURER yfuku
+#define PRODUCT claw44
+#define DESCRIPTION A split keyboard with 3x6 vertically staggered keys and 4 thumb keys
+
+/* key matrix size */
+// Rows are doubled-up
+#define MATRIX_ROWS 8
+#define MATRIX_COLS 7
+#define MATRIX_ROW_PINS { D4, C6, D7, E6 }
+
+// wiring of each half
+#define MATRIX_COL_PINS { F4, F5, F6, F7, B1, B3, B2 }
+// #define MATRIX_COL_PINS { B2, B3, B1, F7, F6, F5, F4 } //uncomment this line and comment line above if you need to reverse left-to-right key order
+
+/* define if matrix has ghost */
+//#define MATRIX_HAS_GHOST
+
+/* number of backlight levels */
+// #define BACKLIGHT_LEVELS 3
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCING_DELAY 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+//#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+//#define LOCKING_RESYNC_ENABLE
+
+/* ws2812 RGB LED */
+/*
+#define RGB_DI_PIN D3
+
+#define RGBLED_NUM 12 // Number of LEDs
+*/
+
+/*
+ * Feature disable options
+ * These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+// #define NO_DEBUG
+
+/* disable print */
+// #define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+//#define NO_ACTION_MACRO
+//#define NO_ACTION_FUNCTION
--- /dev/null
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * scan matrix
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "matrix.h"
+#include "split_util.h"
+#include "pro_micro.h"
+
+#ifdef USE_MATRIX_I2C
+# include "i2c.h"
+#else // USE_SERIAL
+# include "split_scomm.h"
+#endif
+
+#ifndef DEBOUNCE
+# define DEBOUNCE 5
+#endif
+
+#define ERROR_DISCONNECT_COUNT 5
+
+static uint8_t debouncing = DEBOUNCE;
+static const int ROWS_PER_HAND = MATRIX_ROWS/2;
+static uint8_t error_count = 0;
+uint8_t is_master = 0 ;
+
+static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
+static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+
+/* matrix state(1:on, 0:off) */
+static matrix_row_t matrix[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+
+static matrix_row_t read_cols(void);
+static void init_cols(void);
+static void unselect_rows(void);
+static void select_row(uint8_t row);
+static uint8_t matrix_master_scan(void);
+
+
+__attribute__ ((weak))
+void matrix_init_kb(void) {
+ matrix_init_user();
+}
+
+__attribute__ ((weak))
+void matrix_scan_kb(void) {
+ matrix_scan_user();
+}
+
+__attribute__ ((weak))
+void matrix_init_user(void) {
+}
+
+__attribute__ ((weak))
+void matrix_scan_user(void) {
+}
+
+inline
+uint8_t matrix_rows(void)
+{
+ return MATRIX_ROWS;
+}
+
+inline
+uint8_t matrix_cols(void)
+{
+ return MATRIX_COLS;
+}
+
+void matrix_init(void)
+{
+ debug_enable = true;
+ debug_matrix = true;
+ debug_mouse = true;
+ // initialize row and col
+ unselect_rows();
+ init_cols();
+
+ TX_RX_LED_INIT;
+ TXLED0;
+ RXLED0;
+
+ // initialize matrix state: all keys off
+ for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+ matrix[i] = 0;
+ matrix_debouncing[i] = 0;
+ }
+
+ is_master = has_usb();
+
+ matrix_init_quantum();
+}
+
+uint8_t _matrix_scan(void)
+{
+ // Right hand is stored after the left in the matirx so, we need to offset it
+ int offset = isLeftHand ? 0 : (ROWS_PER_HAND);
+
+ for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+ select_row(i);
+ _delay_us(30); // without this wait read unstable value.
+ matrix_row_t cols = read_cols();
+ if (matrix_debouncing[i+offset] != cols) {
+ matrix_debouncing[i+offset] = cols;
+ debouncing = DEBOUNCE;
+ }
+ unselect_rows();
+ }
+
+ if (debouncing) {
+ if (--debouncing) {
+ _delay_ms(1);
+ } else {
+ for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+ matrix[i+offset] = matrix_debouncing[i+offset];
+ }
+ }
+ }
+
+ return 1;
+}
+
+#ifdef USE_MATRIX_I2C
+
+// Get rows from other half over i2c
+int i2c_transaction(void) {
+ int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+
+ int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
+ if (err) goto i2c_error;
+
+ // start of matrix stored at 0x00
+ err = i2c_master_write(0x00);
+ if (err) goto i2c_error;
+
+ // Start read
+ err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
+ if (err) goto i2c_error;
+
+ if (!err) {
+ int i;
+ for (i = 0; i < ROWS_PER_HAND-1; ++i) {
+ matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
+ }
+ matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
+ i2c_master_stop();
+ } else {
+i2c_error: // the cable is disconnceted, or something else went wrong
+ i2c_reset_state();
+ return err;
+ }
+
+ return 0;
+}
+
+#else // USE_SERIAL
+
+int serial_transaction(int master_changed) {
+ int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+ int ret=serial_update_buffers(master_changed);
+#else
+ int ret=serial_update_buffers();
+#endif
+ if (ret ) {
+ if(ret==2) RXLED1;
+ return 1;
+ }
+ RXLED0;
+ memcpy(&matrix[slaveOffset],
+ (void *)serial_slave_buffer, SERIAL_SLAVE_BUFFER_LENGTH);
+ return 0;
+}
+#endif
+
+uint8_t matrix_scan(void)
+{
+ if (is_master) {
+ matrix_master_scan();
+ }else{
+ matrix_slave_scan();
+ int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
+ memcpy(&matrix[offset],
+ (void *)serial_master_buffer, SERIAL_MASTER_BUFFER_LENGTH);
+ matrix_scan_quantum();
+ }
+ return 1;
+}
+
+
+uint8_t matrix_master_scan(void) {
+
+ int ret = _matrix_scan();
+ int mchanged = 1;
+
+ int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
+
+#ifdef USE_MATRIX_I2C
+// for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ /* i2c_slave_buffer[i] = matrix[offset+i]; */
+// i2c_slave_buffer[i] = matrix[offset+i];
+// }
+#else // USE_SERIAL
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ mchanged = memcmp((void *)serial_master_buffer,
+ &matrix[offset], SERIAL_MASTER_BUFFER_LENGTH);
+ #endif
+ memcpy((void *)serial_master_buffer,
+ &matrix[offset], SERIAL_MASTER_BUFFER_LENGTH);
+#endif
+
+#ifdef USE_MATRIX_I2C
+ if( i2c_transaction() ) {
+#else // USE_SERIAL
+ if( serial_transaction(mchanged) ) {
+#endif
+ // turn on the indicator led when halves are disconnected
+ TXLED1;
+
+ error_count++;
+
+ if (error_count > ERROR_DISCONNECT_COUNT) {
+ // reset other half if disconnected
+ int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ matrix[slaveOffset+i] = 0;
+ }
+ }
+ } else {
+ // turn off the indicator led on no error
+ TXLED0;
+ error_count = 0;
+ }
+ matrix_scan_quantum();
+ return ret;
+}
+
+void matrix_slave_scan(void) {
+ _matrix_scan();
+
+ int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
+
+#ifdef USE_MATRIX_I2C
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ /* i2c_slave_buffer[i] = matrix[offset+i]; */
+ i2c_slave_buffer[i] = matrix[offset+i];
+ }
+#else // USE_SERIAL
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ int change = 0;
+ #endif
+ for (int i = 0; i < ROWS_PER_HAND; ++i) {
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ if( serial_slave_buffer[i] != matrix[offset+i] )
+ change = 1;
+ #endif
+ serial_slave_buffer[i] = matrix[offset+i];
+ }
+ #ifdef SERIAL_USE_MULTI_TRANSACTION
+ slave_buffer_change_count += change;
+ #endif
+#endif
+}
+
+bool matrix_is_modified(void)
+{
+ if (debouncing) return false;
+ return true;
+}
+
+inline
+bool matrix_is_on(uint8_t row, uint8_t col)
+{
+ return (matrix[row] & ((matrix_row_t)1<<col));
+}
+
+inline
+matrix_row_t matrix_get_row(uint8_t row)
+{
+ return matrix[row];
+}
+
+void matrix_print(void)
+{
+ print("\nr/c 0123456789ABCDEF\n");
+ for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+ phex(row); print(": ");
+ pbin_reverse16(matrix_get_row(row));
+ print("\n");
+ }
+}
+
+uint8_t matrix_key_count(void)
+{
+ uint8_t count = 0;
+ for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+ count += bitpop16(matrix[i]);
+ }
+ return count;
+}
+
+static void init_cols(void)
+{
+ for(int x = 0; x < MATRIX_COLS; x++) {
+ _SFR_IO8((col_pins[x] >> 4) + 1) &= ~_BV(col_pins[x] & 0xF);
+ _SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF);
+ }
+}
+
+static matrix_row_t read_cols(void)
+{
+ matrix_row_t result = 0;
+ for(int x = 0; x < MATRIX_COLS; x++) {
+ result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x);
+ }
+ return result;
+}
+
+static void unselect_rows(void)
+{
+ for(int x = 0; x < ROWS_PER_HAND; x++) {
+ _SFR_IO8((row_pins[x] >> 4) + 1) &= ~_BV(row_pins[x] & 0xF);
+ _SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF);
+ }
+}
+
+static void select_row(uint8_t row)
+{
+ _SFR_IO8((row_pins[row] >> 4) + 1) |= _BV(row_pins[row] & 0xF);
+ _SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF);
+}
--- /dev/null
+#include "claw44.h"
+
+#ifdef SSD1306OLED
+void led_set_kb(uint8_t usb_led) {
+ // put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
+ //led_set_user(usb_led);
+}
+#endif
--- /dev/null
+#pragma once
+
+#include "../claw44.h"
+
+//void promicro_bootloader_jmp(bool program);
+#include "quantum.h"
+
+#ifdef RGBLIGHT_ENABLE
+//rgb led driver
+#include "ws2812.h"
+#endif
+
+#ifdef USE_I2C
+#include <stddef.h>
+#ifdef __AVR__
+ #include <avr/io.h>
+ #include <avr/interrupt.h>
+#endif
+#endif
+
+//void promicro_bootloader_jmp(bool program);
+#define LAYOUT( \
+ L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
+ L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
+ L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
+ L30, L31, L32, L33, R30, R31, R32, R33 \
+ ) \
+ { \
+ { L00, L01, L02, L03, L04, L05 }, \
+ { L10, L11, L12, L13, L14, L15 }, \
+ { L20, L21, L22, L23, L24, L25 }, \
+ { KC_NO, KC_NO, L30, L31, L32, L33 }, \
+ { R05, R04, R03, R02, R01, R00 }, \
+ { R15, R14, R13, R12, R11, R10 }, \
+ { R25, R24, R23, R22, R21, R20 }, \
+ { KC_NO, KC_NO, R33, R32, R31, R30 } \
+ }
+
+#define LAYOUT_kc( \
+ L00, L01, L02, L03, L04, L05, R00, R01, R02, R03, R04, R05, \
+ L10, L11, L12, L13, L14, L15, R10, R11, R12, R13, R14, R15, \
+ L20, L21, L22, L23, L24, L25, R20, R21, R22, R23, R24, R25, \
+ L30, L31, L32, L33, R30, R31, R32, R33 \
+ ) \
+ LAYOUT( \
+ KC_##L00, KC_##L01, KC_##L02, KC_##L03, KC_##L04, KC_##L05, KC_##R00, KC_##R01, KC_##R02, KC_##R03, KC_##R04, KC_##R05, \
+ KC_##L10, KC_##L11, KC_##L12, KC_##L13, KC_##L14, KC_##L15, KC_##R10, KC_##R11, KC_##R12, KC_##R13, KC_##R14, KC_##R15, \
+ KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, \
+ KC_##L30, KC_##L31, KC_##L32, KC_##L33, KC_##R30, KC_##R31, KC_##R32, KC_##R33 \
+ )
+
+enum layer_number {
+ _QWERTY = 0,
+ _LOWER,
+ _RAISE,
+ _ADJUST,
+};
--- /dev/null
+SRC += rev1/matrix.c
+SRC += rev1/split_util.c
+SRC += rev1/split_scomm.c
+
+# Build Options
+BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no # Audio control and System control(+450)
+CONSOLE_ENABLE = no # Console for debug(+400)
+COMMAND_ENABLE = no # Commands for debug and configuration
+NKRO_ENABLE = no # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
+MIDI_ENABLE = no # MIDI controls
+AUDIO_ENABLE = no # Audio output on port C6
+UNICODE_ENABLE = no # Unicode
+BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = no # Enable WS2812 RGB underlight.
+SWAP_HANDS_ENABLE = no # Enable one-hand typing
+
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
+
+# If you want to change the display of OLED, you need to change here
+SRC += ./lib/glcdfont.c \
+ ./lib/layer_state_reader.c \
+ ./lib/logo_reader.c \
+ ./lib/keylogger.c \
+ # ./lib/rgb_state_reader.c \
+ # ./lib/mode_icon_reader.c \
+ # ./lib/host_led_state_reader.c \
+ # ./lib/timelogger.c \
--- /dev/null
+#ifndef SOFT_SERIAL_PIN
+#define SOFT_SERIAL_PIN D2
+#define SERIAL_USE_MULTI_TRANSACTION
+#endif
--- /dev/null
+#ifdef USE_SERIAL
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE flexible API (using multi-type transaction function) --- */
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stddef.h>
+#include <split_scomm.h>
+#include "serial.h"
+#ifdef CONSOLE_ENABLE
+ #include <print.h>
+#endif
+
+uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+uint8_t volatile status_com = 0;
+uint8_t volatile status1 = 0;
+uint8_t slave_buffer_change_count = 0;
+uint8_t s_change_old = 0xff;
+uint8_t s_change_new = 0xff;
+
+SSTD_t transactions[] = {
+#define GET_SLAVE_STATUS 0
+ /* master buffer not changed, only recive slave_buffer_change_count */
+ { (uint8_t *)&status_com,
+ 0, NULL,
+ sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+ },
+#define PUT_MASTER_GET_SLAVE_STATUS 1
+ /* master buffer changed need send, and recive slave_buffer_change_count */
+ { (uint8_t *)&status_com,
+ sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+ sizeof(slave_buffer_change_count), &slave_buffer_change_count,
+ },
+#define GET_SLAVE_BUFFER 2
+ /* recive serial_slave_buffer */
+ { (uint8_t *)&status1,
+ 0, NULL,
+ sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+ }
+};
+
+void serial_master_init(void)
+{
+ soft_serial_initiator_init(transactions, TID_LIMIT(transactions));
+}
+
+void serial_slave_init(void)
+{
+ soft_serial_target_init(transactions, TID_LIMIT(transactions));
+}
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers(int master_update)
+{
+ int status, smatstatus;
+ static int need_retry = 0;
+
+ if( s_change_old != s_change_new ) {
+ smatstatus = soft_serial_transaction(GET_SLAVE_BUFFER);
+ if( smatstatus == TRANSACTION_END ) {
+ s_change_old = s_change_new;
+#ifdef CONSOLE_ENABLE
+ uprintf("slave matrix = %b %b %b %b\n",
+ serial_slave_buffer[0], serial_slave_buffer[1],
+ serial_slave_buffer[2], serial_slave_buffer[3]);
+#endif
+ }
+ } else {
+ // serial_slave_buffer dosen't change
+ smatstatus = TRANSACTION_END; // dummy status
+ }
+
+ if( !master_update && !need_retry) {
+ status = soft_serial_transaction(GET_SLAVE_STATUS);
+ } else {
+ status = soft_serial_transaction(PUT_MASTER_GET_SLAVE_STATUS);
+ }
+ if( status == TRANSACTION_END ) {
+ s_change_new = slave_buffer_change_count;
+ need_retry = 0;
+ } else {
+ need_retry = 1;
+ }
+ return smatstatus;
+}
+
+#endif // SERIAL_USE_MULTI_TRANSACTION
+#endif /* USE_SERIAL */
--- /dev/null
+#ifndef SPLIT_COMM_H
+#define SPLIT_COMM_H
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
+#include "serial.h"
+
+#else
+/* --- USE flexible API (using multi-type transaction function) --- */
+// Buffers for master - slave communication
+#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
+
+extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+extern uint8_t slave_buffer_change_count;
+
+void serial_master_init(void);
+void serial_slave_init(void);
+int serial_update_buffers(int master_changed);
+
+#endif
+
+#endif /* SPLIT_COMM_H */
--- /dev/null
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/power.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <avr/eeprom.h>
+#include "split_util.h"
+#include "matrix.h"
+#include "keyboard.h"
+
+#ifdef USE_MATRIX_I2C
+# include "i2c.h"
+#else
+# include "split_scomm.h"
+#endif
+
+volatile bool isLeftHand = true;
+
+static void setup_handedness(void) {
+ #ifdef EE_HANDS
+ isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
+ #else
+ // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
+ #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
+ isLeftHand = !has_usb();
+ #else
+ isLeftHand = has_usb();
+ #endif
+ #endif
+}
+
+static void keyboard_master_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+ i2c_master_init();
+#else
+ serial_master_init();
+#endif
+}
+
+static void keyboard_slave_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+ i2c_slave_init(SLAVE_I2C_ADDRESS);
+#else
+ serial_slave_init();
+#endif
+}
+
+bool has_usb(void) {
+ USBCON |= (1 << OTGPADE); //enables VBUS pad
+ _delay_us(5);
+ return (USBSTA & (1<<VBUS)); //checks state of VBUS
+}
+
+void split_keyboard_setup(void) {
+ setup_handedness();
+
+ if (has_usb()) {
+ keyboard_master_setup();
+ } else {
+ keyboard_slave_setup();
+ }
+ sei();
+}
+
+// this code runs before the usb and keyboard is initialized
+void matrix_setup(void) {
+ split_keyboard_setup();
+}
--- /dev/null
+#ifndef SPLIT_KEYBOARD_UTIL_H
+#define SPLIT_KEYBOARD_UTIL_H
+
+#include <stdbool.h>
+#include "eeconfig.h"
+
+#define SLAVE_I2C_ADDRESS 0x32
+
+extern volatile bool isLeftHand;
+
+// slave version of matix scan, defined in matrix.c
+void matrix_slave_scan(void);
+
+void split_keyboard_setup(void);
+bool has_usb(void);
+
+void matrix_master_OLED_init (void);
+
+#endif
--- /dev/null
+SRC += i2c.c
+SRC += serial.c
+SRC += ssd1306.c
+
+# if firmware size over limit, try this option
+# CFLAGS += -flto
+
+# MCU name
+#MCU = at90usb1287
+MCU = atmega32u4
+
+# Processor frequency.
+# This will define a symbol, F_CPU, in all source code files equal to the
+# processor frequency in Hz. You can then use this symbol in your source code to
+# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+# automatically to create a 32-bit value in your source code.
+#
+# This will be an integer division of F_USB below, as it is sourced by
+# F_USB after it has run through any CPU prescalers. Note that this value
+# does not *change* the processor frequency - it should merely be updated to
+# reflect the processor speed set externally so that the code can use accurate
+# software delays.
+F_CPU = 16000000
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+# This will define a symbol, F_USB, in all source code files equal to the
+# input clock frequency (before any prescaling is performed) in Hz. This value may
+# differ from F_CPU if prescaling is used on the latter, and is required as the
+# raw input clock is fed directly to the PLL sections of the AVR for high speed
+# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+# at the end, this will be done automatically to create a 32-bit value in your
+# source code.
+#
+# If no clock division is performed on the input clock inside the AVR (via the
+# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Bootloader
+# This definition is optional, and if your keyboard supports multiple bootloaders of
+# different sizes, comment this out, and the correct address will be loaded
+# automatically (+60). See bootloader.mk for all options.
+BOOTLOADER = caterina
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+# Build Options
+# change to "no" to disable the options, or define them in the Makefile in
+# the appropriate keymap folder that will get included automatically
+#
+BOOTMAGIC_ENABLE = no # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no # Mouse keys(+4700)
+EXTRAKEY_ENABLE = no # Audio control and System control(+450)
+CONSOLE_ENABLE = no # Console for debug(+400)
+COMMAND_ENABLE = no # Commands for debug and configuration
+NKRO_ENABLE = no # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+BACKLIGHT_ENABLE = no # Enable keyboard backlight functionality
+MIDI_ENABLE = no # MIDI controls
+AUDIO_ENABLE = no # Audio output on port C6
+UNICODE_ENABLE = no # Unicode
+BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
+RGBLIGHT_ENABLE = no # Enable WS2812 RGB underlight.
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no # Breathing sleep LED during USB suspend
+
+CUSTOM_MATRIX = yes
+
+DEFAULT_FOLDER = claw44/rev1
--- /dev/null
+/*
+ * WARNING: be careful changing this code, it is very timing dependent
+ *
+ * 2018-10-28 checked
+ * avr-gcc 4.9.2
+ * avr-gcc 5.4.0
+ * avr-gcc 7.3.0
+ */
+
+#ifndef F_CPU
+#define F_CPU 16000000
+#endif
+
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <stddef.h>
+#include <stdbool.h>
+#include "serial.h"
+//#include <pro_micro.h>
+
+#ifdef SOFT_SERIAL_PIN
+
+#ifdef __AVR_ATmega32U4__
+ // if using ATmega32U4 I2C, can not use PD0 and PD1 in soft serial.
+ #ifdef USE_I2C
+ #if SOFT_SERIAL_PIN == D0 || SOFT_SERIAL_PIN == D1
+ #error Using ATmega32U4 I2C, so can not use PD0, PD1
+ #endif
+ #endif
+
+ #if SOFT_SERIAL_PIN >= D0 && SOFT_SERIAL_PIN <= D3
+ #define SERIAL_PIN_DDR DDRD
+ #define SERIAL_PIN_PORT PORTD
+ #define SERIAL_PIN_INPUT PIND
+ #if SOFT_SERIAL_PIN == D0
+ #define SERIAL_PIN_MASK _BV(PD0)
+ #define EIMSK_BIT _BV(INT0)
+ #define EICRx_BIT (~(_BV(ISC00) | _BV(ISC01)))
+ #define SERIAL_PIN_INTERRUPT INT0_vect
+ #elif SOFT_SERIAL_PIN == D1
+ #define SERIAL_PIN_MASK _BV(PD1)
+ #define EIMSK_BIT _BV(INT1)
+ #define EICRx_BIT (~(_BV(ISC10) | _BV(ISC11)))
+ #define SERIAL_PIN_INTERRUPT INT1_vect
+ #elif SOFT_SERIAL_PIN == D2
+ #define SERIAL_PIN_MASK _BV(PD2)
+ #define EIMSK_BIT _BV(INT2)
+ #define EICRx_BIT (~(_BV(ISC20) | _BV(ISC21)))
+ #define SERIAL_PIN_INTERRUPT INT2_vect
+ #elif SOFT_SERIAL_PIN == D3
+ #define SERIAL_PIN_MASK _BV(PD3)
+ #define EIMSK_BIT _BV(INT3)
+ #define EICRx_BIT (~(_BV(ISC30) | _BV(ISC31)))
+ #define SERIAL_PIN_INTERRUPT INT3_vect
+ #endif
+ #elif SOFT_SERIAL_PIN == E6
+ #define SERIAL_PIN_DDR DDRE
+ #define SERIAL_PIN_PORT PORTE
+ #define SERIAL_PIN_INPUT PINE
+ #define SERIAL_PIN_MASK _BV(PE6)
+ #define EIMSK_BIT _BV(INT6)
+ #define EICRx_BIT (~(_BV(ISC60) | _BV(ISC61)))
+ #define SERIAL_PIN_INTERRUPT INT6_vect
+ #else
+ #error invalid SOFT_SERIAL_PIN value
+ #endif
+
+#else
+ #error serial.c now support ATmega32U4 only
+#endif
+
+//////////////// for backward compatibility ////////////////////////////////
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
+ #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+ uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
+ #endif
+ #if SERIAL_MASTER_BUFFER_LENGTH > 0
+ uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
+ #endif
+ uint8_t volatile status0 = 0;
+
+SSTD_t transactions[] = {
+ { (uint8_t *)&status0,
+ #if SERIAL_MASTER_BUFFER_LENGTH > 0
+ sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
+ #else
+ 0, (uint8_t *)NULL,
+ #endif
+ #if SERIAL_SLAVE_BUFFER_LENGTH > 0
+ sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
+ #else
+ 0, (uint8_t *)NULL,
+ #endif
+ }
+};
+
+void serial_master_init(void)
+{ soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); }
+
+void serial_slave_init(void)
+{ soft_serial_target_init(transactions, TID_LIMIT(transactions)); }
+
+// 0 => no error
+// 1 => slave did not respond
+// 2 => checksum error
+int serial_update_buffers()
+{
+ int result;
+ result = soft_serial_transaction();
+ return result;
+}
+
+#endif // end of Simple API (OLD API, compatible with let's split serial.c)
+////////////////////////////////////////////////////////////////////////////
+
+#define ALWAYS_INLINE __attribute__((always_inline))
+#define NO_INLINE __attribute__((noinline))
+#define _delay_sub_us(x) __builtin_avr_delay_cycles(x)
+
+// parity check
+#define ODD_PARITY 1
+#define EVEN_PARITY 0
+#define PARITY EVEN_PARITY
+
+#ifdef SERIAL_DELAY
+ // custom setup in config.h
+ // #define TID_SEND_ADJUST 2
+ // #define SERIAL_DELAY 6 // micro sec
+ // #define READ_WRITE_START_ADJUST 30 // cycles
+ // #define READ_WRITE_WIDTH_ADJUST 8 // cycles
+#else
+// ============ Standard setups ============
+
+#ifndef SELECT_SOFT_SERIAL_SPEED
+#define SELECT_SOFT_SERIAL_SPEED 1
+// 0: about 189kbps
+// 1: about 137kbps (default)
+// 2: about 75kbps
+// 3: about 39kbps
+// 4: about 26kbps
+// 5: about 20kbps
+#endif
+
+#if __GNUC__ < 6
+ #define TID_SEND_ADJUST 14
+#else
+ #define TID_SEND_ADJUST 2
+#endif
+
+#if SELECT_SOFT_SERIAL_SPEED == 0
+ // Very High speed
+ #define SERIAL_DELAY 4 // micro sec
+ #if __GNUC__ < 6
+ #define READ_WRITE_START_ADJUST 33 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+ #else
+ #define READ_WRITE_START_ADJUST 34 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+ #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 1
+ // High speed
+ #define SERIAL_DELAY 6 // micro sec
+ #if __GNUC__ < 6
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+ #else
+ #define READ_WRITE_START_ADJUST 33 // cycles
+ #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+ #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 2
+ // Middle speed
+ #define SERIAL_DELAY 12 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #if __GNUC__ < 6
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+ #else
+ #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+ #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 3
+ // Low speed
+ #define SERIAL_DELAY 24 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #if __GNUC__ < 6
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+ #else
+ #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+ #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 4
+ // Very Low speed
+ #define SERIAL_DELAY 36 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #if __GNUC__ < 6
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+ #else
+ #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+ #endif
+#elif SELECT_SOFT_SERIAL_SPEED == 5
+ // Ultra Low speed
+ #define SERIAL_DELAY 48 // micro sec
+ #define READ_WRITE_START_ADJUST 30 // cycles
+ #if __GNUC__ < 6
+ #define READ_WRITE_WIDTH_ADJUST 3 // cycles
+ #else
+ #define READ_WRITE_WIDTH_ADJUST 7 // cycles
+ #endif
+#else
+#error invalid SELECT_SOFT_SERIAL_SPEED value
+#endif /* SELECT_SOFT_SERIAL_SPEED */
+#endif /* SERIAL_DELAY */
+
+#define SERIAL_DELAY_HALF1 (SERIAL_DELAY/2)
+#define SERIAL_DELAY_HALF2 (SERIAL_DELAY - SERIAL_DELAY/2)
+
+#define SLAVE_INT_WIDTH_US 1
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+ #define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY
+#else
+ #define SLAVE_INT_ACK_WIDTH_UNIT 2
+ #define SLAVE_INT_ACK_WIDTH 4
+#endif
+
+static SSTD_t *Transaction_table = NULL;
+static uint8_t Transaction_table_size = 0;
+
+inline static void serial_delay(void) ALWAYS_INLINE;
+inline static
+void serial_delay(void) {
+ _delay_us(SERIAL_DELAY);
+}
+
+inline static void serial_delay_half1(void) ALWAYS_INLINE;
+inline static
+void serial_delay_half1(void) {
+ _delay_us(SERIAL_DELAY_HALF1);
+}
+
+inline static void serial_delay_half2(void) ALWAYS_INLINE;
+inline static
+void serial_delay_half2(void) {
+ _delay_us(SERIAL_DELAY_HALF2);
+}
+
+inline static void serial_output(void) ALWAYS_INLINE;
+inline static
+void serial_output(void) {
+ SERIAL_PIN_DDR |= SERIAL_PIN_MASK;
+}
+
+// make the serial pin an input with pull-up resistor
+inline static void serial_input_with_pullup(void) ALWAYS_INLINE;
+inline static
+void serial_input_with_pullup(void) {
+ SERIAL_PIN_DDR &= ~SERIAL_PIN_MASK;
+ SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
+}
+
+inline static uint8_t serial_read_pin(void) ALWAYS_INLINE;
+inline static
+uint8_t serial_read_pin(void) {
+ return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK);
+}
+
+inline static void serial_low(void) ALWAYS_INLINE;
+inline static
+void serial_low(void) {
+ SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK;
+}
+
+inline static void serial_high(void) ALWAYS_INLINE;
+inline static
+void serial_high(void) {
+ SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
+}
+
+void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size)
+{
+ Transaction_table = sstd_table;
+ Transaction_table_size = (uint8_t)sstd_table_size;
+ serial_output();
+ serial_high();
+}
+
+void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size)
+{
+ Transaction_table = sstd_table;
+ Transaction_table_size = (uint8_t)sstd_table_size;
+ serial_input_with_pullup();
+
+ // Enable INT0-INT3,INT6
+ EIMSK |= EIMSK_BIT;
+#if SERIAL_PIN_MASK == _BV(PE6)
+ // Trigger on falling edge of INT6
+ EICRB &= EICRx_BIT;
+#else
+ // Trigger on falling edge of INT0-INT3
+ EICRA &= EICRx_BIT;
+#endif
+}
+
+// Used by the sender to synchronize timing with the reciver.
+static void sync_recv(void) NO_INLINE;
+static
+void sync_recv(void) {
+ for (uint8_t i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) {
+ }
+ // This shouldn't hang if the target disconnects because the
+ // serial line will float to high if the target does disconnect.
+ while (!serial_read_pin());
+}
+
+// Used by the reciver to send a synchronization signal to the sender.
+static void sync_send(void) NO_INLINE;
+static
+void sync_send(void) {
+ serial_low();
+ serial_delay();
+ serial_high();
+}
+
+// Reads a byte from the serial line
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) NO_INLINE;
+static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) {
+ uint8_t byte, i, p, pb;
+
+ _delay_sub_us(READ_WRITE_START_ADJUST);
+ for( i = 0, byte = 0, p = PARITY; i < bit; i++ ) {
+ serial_delay_half1(); // read the middle of pulses
+ if( serial_read_pin() ) {
+ byte = (byte << 1) | 1; p ^= 1;
+ } else {
+ byte = (byte << 1) | 0; p ^= 0;
+ }
+ _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+ serial_delay_half2();
+ }
+ /* recive parity bit */
+ serial_delay_half1(); // read the middle of pulses
+ pb = serial_read_pin();
+ _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
+ serial_delay_half2();
+
+ *pterrcount += (p != pb)? 1 : 0;
+
+ return byte;
+}
+
+// Sends a byte with MSB ordering
+void serial_write_chunk(uint8_t data, uint8_t bit) NO_INLINE;
+void serial_write_chunk(uint8_t data, uint8_t bit) {
+ uint8_t b, p;
+ for( p = PARITY, b = 1<<(bit-1); b ; b >>= 1) {
+ if(data & b) {
+ serial_high(); p ^= 1;
+ } else {
+ serial_low(); p ^= 0;
+ }
+ serial_delay();
+ }
+ /* send parity bit */
+ if(p & 1) { serial_high(); }
+ else { serial_low(); }
+ serial_delay();
+
+ serial_low(); // sync_send() / senc_recv() need raise edge
+}
+
+static void serial_send_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+void serial_send_packet(uint8_t *buffer, uint8_t size) {
+ for (uint8_t i = 0; i < size; ++i) {
+ uint8_t data;
+ data = buffer[i];
+ sync_send();
+ serial_write_chunk(data,8);
+ }
+}
+
+static uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
+static
+uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) {
+ uint8_t pecount = 0;
+ for (uint8_t i = 0; i < size; ++i) {
+ uint8_t data;
+ sync_recv();
+ data = serial_read_chunk(&pecount, 8);
+ buffer[i] = data;
+ }
+ return pecount == 0;
+}
+
+inline static
+void change_sender2reciver(void) {
+ sync_send(); //0
+ serial_delay_half1(); //1
+ serial_low(); //2
+ serial_input_with_pullup(); //2
+ serial_delay_half1(); //3
+}
+
+inline static
+void change_reciver2sender(void) {
+ sync_recv(); //0
+ serial_delay(); //1
+ serial_low(); //3
+ serial_output(); //3
+ serial_delay_half1(); //4
+}
+
+static inline uint8_t nibble_bits_count(uint8_t bits)
+{
+ bits = (bits & 0x5) + (bits >> 1 & 0x5);
+ bits = (bits & 0x3) + (bits >> 2 & 0x3);
+ return bits;
+}
+
+// interrupt handle to be used by the target device
+ISR(SERIAL_PIN_INTERRUPT) {
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+ serial_low();
+ serial_output();
+ SSTD_t *trans = Transaction_table;
+#else
+ // recive transaction table index
+ uint8_t tid, bits;
+ uint8_t pecount = 0;
+ sync_recv();
+ bits = serial_read_chunk(&pecount,7);
+ tid = bits>>3;
+ bits = (bits&7) != nibble_bits_count(tid);
+ if( bits || pecount> 0 || tid > Transaction_table_size ) {
+ return;
+ }
+ serial_delay_half1();
+
+ serial_high(); // response step1 low->high
+ serial_output();
+ _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT*SLAVE_INT_ACK_WIDTH);
+ SSTD_t *trans = &Transaction_table[tid];
+ serial_low(); // response step2 ack high->low
+#endif
+
+ // target send phase
+ if( trans->target2initiator_buffer_size > 0 )
+ serial_send_packet((uint8_t *)trans->target2initiator_buffer,
+ trans->target2initiator_buffer_size);
+ // target switch to input
+ change_sender2reciver();
+
+ // target recive phase
+ if( trans->initiator2target_buffer_size > 0 ) {
+ if (serial_recive_packet((uint8_t *)trans->initiator2target_buffer,
+ trans->initiator2target_buffer_size) ) {
+ *trans->status = TRANSACTION_ACCEPTED;
+ } else {
+ *trans->status = TRANSACTION_DATA_ERROR;
+ }
+ } else {
+ *trans->status = TRANSACTION_ACCEPTED;
+ }
+
+ sync_recv(); //weit initiator output to high
+}
+
+/////////
+// start transaction by initiator
+//
+// int soft_serial_transaction(int sstd_index)
+//
+// Returns:
+// TRANSACTION_END
+// TRANSACTION_NO_RESPONSE
+// TRANSACTION_DATA_ERROR
+// this code is very time dependent, so we need to disable interrupts
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_transaction(void) {
+ SSTD_t *trans = Transaction_table;
+#else
+int soft_serial_transaction(int sstd_index) {
+ if( sstd_index > Transaction_table_size )
+ return TRANSACTION_TYPE_ERROR;
+ SSTD_t *trans = &Transaction_table[sstd_index];
+#endif
+ cli();
+
+ // signal to the target that we want to start a transaction
+ serial_output();
+ serial_low();
+ _delay_us(SLAVE_INT_WIDTH_US);
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+ // wait for the target response
+ serial_input_with_pullup();
+ _delay_us(SLAVE_INT_RESPONSE_TIME);
+
+ // check if the target is present
+ if (serial_read_pin()) {
+ // target failed to pull the line low, assume not present
+ serial_output();
+ serial_high();
+ *trans->status = TRANSACTION_NO_RESPONSE;
+ sei();
+ return TRANSACTION_NO_RESPONSE;
+ }
+
+#else
+ // send transaction table index
+ int tid = (sstd_index<<3) | (7 & nibble_bits_count(sstd_index));
+ sync_send();
+ _delay_sub_us(TID_SEND_ADJUST);
+ serial_write_chunk(tid, 7);
+ serial_delay_half1();
+
+ // wait for the target response (step1 low->high)
+ serial_input_with_pullup();
+ while( !serial_read_pin() ) {
+ _delay_sub_us(2);
+ }
+
+ // check if the target is present (step2 high->low)
+ for( int i = 0; serial_read_pin(); i++ ) {
+ if (i > SLAVE_INT_ACK_WIDTH + 1) {
+ // slave failed to pull the line low, assume not present
+ serial_output();
+ serial_high();
+ *trans->status = TRANSACTION_NO_RESPONSE;
+ sei();
+ return TRANSACTION_NO_RESPONSE;
+ }
+ _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT);
+ }
+#endif
+
+ // initiator recive phase
+ // if the target is present syncronize with it
+ if( trans->target2initiator_buffer_size > 0 ) {
+ if (!serial_recive_packet((uint8_t *)trans->target2initiator_buffer,
+ trans->target2initiator_buffer_size) ) {
+ serial_output();
+ serial_high();
+ *trans->status = TRANSACTION_DATA_ERROR;
+ sei();
+ return TRANSACTION_DATA_ERROR;
+ }
+ }
+
+ // initiator switch to output
+ change_reciver2sender();
+
+ // initiator send phase
+ if( trans->initiator2target_buffer_size > 0 ) {
+ serial_send_packet((uint8_t *)trans->initiator2target_buffer,
+ trans->initiator2target_buffer_size);
+ }
+
+ // always, release the line when not in use
+ sync_send();
+
+ *trans->status = TRANSACTION_END;
+ sei();
+ return TRANSACTION_END;
+}
+
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_get_and_clean_status(int sstd_index) {
+ SSTD_t *trans = &Transaction_table[sstd_index];
+ cli();
+ int retval = *trans->status;
+ *trans->status = 0;;
+ sei();
+ return retval;
+}
+#endif
+
+#endif
+
+// Helix serial.c history
+// 2018-1-29 fork from let's split and add PD2, modify sync_recv() (#2308, bceffdefc)
+// 2018-6-28 bug fix master to slave comm and speed up (#3255, 1038bbef4)
+// (adjusted with avr-gcc 4.9.2)
+// 2018-7-13 remove USE_SERIAL_PD2 macro (#3374, f30d6dd78)
+// (adjusted with avr-gcc 4.9.2)
+// 2018-8-11 add support multi-type transaction (#3608, feb5e4aae)
+// (adjusted with avr-gcc 4.9.2)
+// 2018-10-21 fix serial and RGB animation conflict (#4191, 4665e4fff)
+// (adjusted with avr-gcc 7.3.0)
+// 2018-10-28 re-adjust compiler depend value of delay (#4269, 8517f8a66)
+// (adjusted with avr-gcc 5.4.0, 7.3.0)
--- /dev/null
+#ifndef SOFT_SERIAL_H
+#define SOFT_SERIAL_H
+
+#include <stdbool.h>
+
+// /////////////////////////////////////////////////////////////////
+// Need Soft Serial defines in config.h
+// /////////////////////////////////////////////////////////////////
+// ex.
+// #define SOFT_SERIAL_PIN ?? // ?? = D0,D1,D2,D3,E6
+// OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
+// // 1: about 137kbps (default)
+// // 2: about 75kbps
+// // 3: about 39kbps
+// // 4: about 26kbps
+// // 5: about 20kbps
+//
+// //// USE Simple API (OLD API, compatible with let's split serial.c)
+// ex.
+// #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
+// #define SERIAL_MASTER_BUFFER_LENGTH 1
+//
+// //// USE flexible API (using multi-type transaction function)
+// #define SERIAL_USE_MULTI_TRANSACTION
+//
+// /////////////////////////////////////////////////////////////////
+
+
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
+#if SERIAL_SLAVE_BUFFER_LENGTH > 0
+extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
+#endif
+#if SERIAL_MASTER_BUFFER_LENGTH > 0
+extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
+#endif
+
+void serial_master_init(void);
+void serial_slave_init(void);
+int serial_update_buffers(void);
+
+#endif // USE Simple API
+
+// Soft Serial Transaction Descriptor
+typedef struct _SSTD_t {
+ uint8_t *status;
+ uint8_t initiator2target_buffer_size;
+ uint8_t *initiator2target_buffer;
+ uint8_t target2initiator_buffer_size;
+ uint8_t *target2initiator_buffer;
+} SSTD_t;
+#define TID_LIMIT( table ) (sizeof(table) / sizeof(SSTD_t))
+
+// initiator is transaction start side
+void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size);
+// target is interrupt accept side
+void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size);
+
+// initiator resullt
+#define TRANSACTION_END 0
+#define TRANSACTION_NO_RESPONSE 0x1
+#define TRANSACTION_DATA_ERROR 0x2
+#define TRANSACTION_TYPE_ERROR 0x4
+#ifndef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_transaction(void);
+#else
+int soft_serial_transaction(int sstd_index);
+#endif
+
+// target status
+// *SSTD_t.status has
+// initiator:
+// TRANSACTION_END
+// or TRANSACTION_NO_RESPONSE
+// or TRANSACTION_DATA_ERROR
+// target:
+// TRANSACTION_DATA_ERROR
+// or TRANSACTION_ACCEPTED
+#define TRANSACTION_ACCEPTED 0x8
+#ifdef SERIAL_USE_MULTI_TRANSACTION
+int soft_serial_get_and_clean_status(int sstd_index);
+#endif
+
+#endif /* SOFT_SERIAL_H */
--- /dev/null
+#ifdef SSD1306OLED
+
+#include "ssd1306.h"
+#include "i2c.h"
+#include <string.h>
+#include "print.h"
+#ifdef ADAFRUIT_BLE_ENABLE
+#include "adafruit_ble.h"
+#endif
+#ifdef PROTOCOL_LUFA
+#include "lufa.h"
+#endif
+#include "sendchar.h"
+#include "timer.h"
+
+static const unsigned char font[] PROGMEM;
+
+// Set this to 1 to help diagnose early startup problems
+// when testing power-on with ble. Turn it off otherwise,
+// as the latency of printing most of the debug info messes
+// with the matrix scan, causing keys to drop.
+#define DEBUG_TO_SCREEN 0
+
+//static uint16_t last_battery_update;
+//static uint32_t vbat;
+//#define BatteryUpdateInterval 10000 /* milliseconds */
+
+// 'last_flush' is declared as uint16_t,
+// so this must be less than 65535
+#define ScreenOffInterval 60000 /* milliseconds */
+#if DEBUG_TO_SCREEN
+static uint8_t displaying;
+#endif
+static uint16_t last_flush;
+
+static bool force_dirty = true;
+
+// Write command sequence.
+// Returns true on success.
+static inline bool _send_cmd1(uint8_t cmd) {
+ bool res = false;
+
+ if (i2c_start_write(SSD1306_ADDRESS)) {
+ xprintf("failed to start write to %d\n", SSD1306_ADDRESS);
+ goto done;
+ }
+
+ if (i2c_master_write(0x0 /* command byte follows */)) {
+ print("failed to write control byte\n");
+
+ goto done;
+ }
+
+ if (i2c_master_write(cmd)) {
+ xprintf("failed to write command %d\n", cmd);
+ goto done;
+ }
+ res = true;
+done:
+ i2c_master_stop();
+ return res;
+}
+
+// Write 2-byte command sequence.
+// Returns true on success
+static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) {
+ if (!_send_cmd1(cmd)) {
+ return false;
+ }
+ return _send_cmd1(opr);
+}
+
+// Write 3-byte command sequence.
+// Returns true on success
+static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) {
+ if (!_send_cmd1(cmd)) {
+ return false;
+ }
+ if (!_send_cmd1(opr1)) {
+ return false;
+ }
+ return _send_cmd1(opr2);
+}
+
+#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;}
+#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;}
+#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;}
+
+static void clear_display(void) {
+ matrix_clear(&display);
+
+ // Clear all of the display bits (there can be random noise
+ // in the RAM on startup)
+ send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1);
+ send_cmd3(ColumnAddr, 0, DisplayWidth - 1);
+
+ if (i2c_start_write(SSD1306_ADDRESS)) {
+ goto done;
+ }
+ if (i2c_master_write(0x40)) {
+ // Data mode
+ goto done;
+ }
+ for (uint8_t row = 0; row < MatrixRows; ++row) {
+ for (uint8_t col = 0; col < DisplayWidth; ++col) {
+ i2c_master_write(0);
+ }
+ }
+
+ display.dirty = false;
+
+done:
+ i2c_master_stop();
+}
+
+#if DEBUG_TO_SCREEN
+#undef sendchar
+static int8_t capture_sendchar(uint8_t c) {
+ sendchar(c);
+ iota_gfx_write_char(c);
+
+ if (!displaying) {
+ iota_gfx_flush();
+ }
+ return 0;
+}
+#endif
+
+bool iota_gfx_init(bool rotate) {
+ bool success = false;
+
+ i2c_master_init();
+ send_cmd1(DisplayOff);
+ send_cmd2(SetDisplayClockDiv, 0x80);
+ send_cmd2(SetMultiPlex, DisplayHeight - 1);
+
+ send_cmd2(SetDisplayOffset, 0);
+
+
+ send_cmd1(SetStartLine | 0x0);
+ send_cmd2(SetChargePump, 0x14 /* Enable */);
+ send_cmd2(SetMemoryMode, 0 /* horizontal addressing */);
+
+ if(rotate){
+ // the following Flip the display orientation 180 degrees
+ send_cmd1(SegRemap);
+ send_cmd1(ComScanInc);
+ }else{
+ // Flips the display orientation 0 degrees
+ send_cmd1(SegRemap | 0x1);
+ send_cmd1(ComScanDec);
+ }
+
+ send_cmd2(SetComPins, 0x2);
+ send_cmd2(SetContrast, 0x8f);
+ send_cmd2(SetPreCharge, 0xf1);
+ send_cmd2(SetVComDetect, 0x40);
+ send_cmd1(DisplayAllOnResume);
+ send_cmd1(NormalDisplay);
+ send_cmd1(DeActivateScroll);
+ send_cmd1(DisplayOn);
+
+ send_cmd2(SetContrast, 0); // Dim
+
+ clear_display();
+
+ success = true;
+
+ iota_gfx_flush();
+
+#if DEBUG_TO_SCREEN
+ print_set_sendchar(capture_sendchar);
+#endif
+
+done:
+ return success;
+}
+
+bool iota_gfx_off(void) {
+ bool success = false;
+
+ send_cmd1(DisplayOff);
+ success = true;
+
+done:
+ return success;
+}
+
+bool iota_gfx_on(void) {
+ bool success = false;
+
+ send_cmd1(DisplayOn);
+ success = true;
+
+done:
+ return success;
+}
+
+void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) {
+ *matrix->cursor = c;
+ ++matrix->cursor;
+
+ if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) {
+ // We went off the end; scroll the display upwards by one line
+ memmove(&matrix->display[0], &matrix->display[1],
+ MatrixCols * (MatrixRows - 1));
+ matrix->cursor = &matrix->display[MatrixRows - 1][0];
+ memset(matrix->cursor, ' ', MatrixCols);
+ }
+}
+
+void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) {
+ matrix->dirty = true;
+
+ if (c == '\n') {
+ // Clear to end of line from the cursor and then move to the
+ // start of the next line
+ uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols;
+
+ while (cursor_col++ < MatrixCols) {
+ matrix_write_char_inner(matrix, ' ');
+ }
+ return;
+ }
+
+ matrix_write_char_inner(matrix, c);
+}
+
+void iota_gfx_write_char(uint8_t c) {
+ matrix_write_char(&display, c);
+}
+
+void matrix_write(struct CharacterMatrix *matrix, const char *data) {
+ const char *end = data + strlen(data);
+ while (data < end) {
+ matrix_write_char(matrix, *data);
+ ++data;
+ }
+}
+
+void matrix_write_ln(struct CharacterMatrix *matrix, const char *data) {
+ char data_ln[strlen(data)+2];
+ snprintf(data_ln, sizeof(data_ln), "%s\n", data);
+ matrix_write(matrix, data_ln);
+}
+
+void iota_gfx_write(const char *data) {
+ matrix_write(&display, data);
+}
+
+void matrix_write_P(struct CharacterMatrix *matrix, const char *data) {
+ while (true) {
+ uint8_t c = pgm_read_byte(data);
+ if (c == 0) {
+ return;
+ }
+ matrix_write_char(matrix, c);
+ ++data;
+ }
+}
+
+void iota_gfx_write_P(const char *data) {
+ matrix_write_P(&display, data);
+}
+
+void matrix_clear(struct CharacterMatrix *matrix) {
+ memset(matrix->display, ' ', sizeof(matrix->display));
+ matrix->cursor = &matrix->display[0][0];
+ matrix->dirty = true;
+}
+
+void iota_gfx_clear_screen(void) {
+ matrix_clear(&display);
+}
+
+void matrix_render(struct CharacterMatrix *matrix) {
+ last_flush = timer_read();
+ iota_gfx_on();
+#if DEBUG_TO_SCREEN
+ ++displaying;
+#endif
+
+ // Move to the home position
+ send_cmd3(PageAddr, 0, MatrixRows - 1);
+ send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1);
+
+ if (i2c_start_write(SSD1306_ADDRESS)) {
+ goto done;
+ }
+ if (i2c_master_write(0x40)) {
+ // Data mode
+ goto done;
+ }
+
+ for (uint8_t row = 0; row < MatrixRows; ++row) {
+ for (uint8_t col = 0; col < MatrixCols; ++col) {
+ const uint8_t *glyph = font + (matrix->display[row][col] * FontWidth);
+
+ for (uint8_t glyphCol = 0; glyphCol < FontWidth; ++glyphCol) {
+ uint8_t colBits = pgm_read_byte(glyph + glyphCol);
+ i2c_master_write(colBits);
+ }
+
+ // 1 column of space between chars (it's not included in the glyph)
+ //i2c_master_write(0);
+ }
+ }
+
+ matrix->dirty = false;
+
+done:
+ i2c_master_stop();
+#if DEBUG_TO_SCREEN
+ --displaying;
+#endif
+}
+
+void iota_gfx_flush(void) {
+ matrix_render(&display);
+}
+
+__attribute__ ((weak))
+void iota_gfx_task_user(void) {
+}
+
+void iota_gfx_task(void) {
+ iota_gfx_task_user();
+
+ if (display.dirty|| force_dirty) {
+ iota_gfx_flush();
+ force_dirty = false;
+ }
+
+ /*
+ if (timer_elapsed(last_flush) > ScreenOffInterval) {
+ iota_gfx_off();
+ }
+ */
+}
+
+bool process_record_gfx(uint16_t keycode, keyrecord_t *record) {
+ force_dirty = true;
+ return true;
+}
+
+#endif
--- /dev/null
+#pragma once
+
+#include <stdbool.h>
+#include <stdio.h>
+#include "pincontrol.h"
+#include "action.h"
+
+enum ssd1306_cmds {
+ DisplayOff = 0xAE,
+ DisplayOn = 0xAF,
+
+ SetContrast = 0x81,
+ DisplayAllOnResume = 0xA4,
+
+ DisplayAllOn = 0xA5,
+ NormalDisplay = 0xA6,
+ InvertDisplay = 0xA7,
+ SetDisplayOffset = 0xD3,
+ SetComPins = 0xda,
+ SetVComDetect = 0xdb,
+ SetDisplayClockDiv = 0xD5,
+ SetPreCharge = 0xd9,
+ SetMultiPlex = 0xa8,
+ SetLowColumn = 0x00,
+ SetHighColumn = 0x10,
+ SetStartLine = 0x40,
+
+ SetMemoryMode = 0x20,
+ ColumnAddr = 0x21,
+ PageAddr = 0x22,
+
+ ComScanInc = 0xc0,
+ ComScanDec = 0xc8,
+ SegRemap = 0xa0,
+ SetChargePump = 0x8d,
+ ExternalVcc = 0x01,
+ SwitchCapVcc = 0x02,
+
+ ActivateScroll = 0x2f,
+ DeActivateScroll = 0x2e,
+ SetVerticalScrollArea = 0xa3,
+ RightHorizontalScroll = 0x26,
+ LeftHorizontalScroll = 0x27,
+ VerticalAndRightHorizontalScroll = 0x29,
+ VerticalAndLeftHorizontalScroll = 0x2a,
+};
+
+// Controls the SSD1306 128x32 OLED display via i2c
+
+#ifndef SSD1306_ADDRESS
+#define SSD1306_ADDRESS 0x3C
+#endif
+
+#define DisplayHeight 32
+#define DisplayWidth 128
+
+#define FontHeight 8
+#define FontWidth 6
+
+#define MatrixRows (DisplayHeight / FontHeight)
+#define MatrixCols (DisplayWidth / FontWidth)
+
+struct CharacterMatrix {
+ uint8_t display[MatrixRows][MatrixCols];
+ uint8_t *cursor;
+ bool dirty;
+};
+
+struct CharacterMatrix display;
+
+bool iota_gfx_init(bool rotate);
+void iota_gfx_task(void);
+bool iota_gfx_off(void);
+bool iota_gfx_on(void);
+void iota_gfx_flush(void);
+void iota_gfx_write_char(uint8_t c);
+void iota_gfx_write(const char *data);
+void iota_gfx_write_P(const char *data);
+void iota_gfx_clear_screen(void);
+
+void iota_gfx_task_user(void);
+
+void matrix_clear(struct CharacterMatrix *matrix);
+void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c);
+void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c);
+void matrix_write(struct CharacterMatrix *matrix, const char *data);
+void matrix_write_ln(struct CharacterMatrix *matrix, const char *data);
+void matrix_write_P(struct CharacterMatrix *matrix, const char *data);
+void matrix_render(struct CharacterMatrix *matrix);
+
+bool process_record_gfx(uint16_t keycode, keyrecord_t *record);
\ No newline at end of file
HCoop / jackhill / qmk / firmware.git / commitdiff