#include "Gcode.h"
#include "checksumm.h"
#include "ConfigValue.h"
-#include "libs/StreamOutput.h"
+#include "StreamOutput.h"
+#include "StreamOutputPool.h"
+
+#include "PwmOut.h"
#include "MRI_Hooks.h"
#define max_pwm_checksum CHECKSUM("max_pwm")
#define output_on_command_checksum CHECKSUM("output_on_command")
#define output_off_command_checksum CHECKSUM("output_off_command")
+#define pwm_period_ms_checksum CHECKSUM("pwm_period_ms")
+#define failsafe_checksum CHECKSUM("failsafe_set_to")
+#define ignore_onhalt_checksum CHECKSUM("ignore_on_halt")
Switch::Switch() {}
//this->dummy_stream = &(StreamOutput::NullStream);
}
+// set the pin to the fail safe value on halt
+void Switch::on_halt(void *arg)
+{
+ if(arg == nullptr) {
+ if(this->ignore_on_halt) return;
+
+ // set pin to failsafe value
+ switch(this->output_type) {
+ case DIGITAL: this->digital_pin->set(this->failsafe); break;
+ case SIGMADELTA: this->sigmadelta_pin->set(this->failsafe); break;
+ case HWPWM: this->pwm_pin->write(0); break;
+ case NONE: break;
+ }
+ }
+}
+
void Switch::on_module_loaded()
{
this->switch_changed = false;
- register_for_event(ON_CONFIG_RELOAD);
this->register_for_event(ON_GCODE_RECEIVED);
- this->register_for_event(ON_GCODE_EXECUTE);
this->register_for_event(ON_MAIN_LOOP);
this->register_for_event(ON_GET_PUBLIC_DATA);
this->register_for_event(ON_SET_PUBLIC_DATA);
+ this->register_for_event(ON_HALT);
// Settings
this->on_config_reload(this);
}
-
// Get config
void Switch::on_config_reload(void *argument)
{
this->input_pin.from_string( THEKERNEL->config->value(switch_checksum, this->name_checksum, input_pin_checksum )->by_default("nc")->as_string())->as_input();
- this->input_pin_behavior = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_pin_behavior_checksum )->by_default(momentary_checksum)->as_number();
- std::string input_on_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_on_command_checksum )->by_default("")->as_string();
- std::string input_off_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_off_command_checksum )->by_default("")->as_string();
- this->output_pin.from_string(THEKERNEL->config->value(switch_checksum, this->name_checksum, output_pin_checksum )->by_default("nc")->as_string())->as_output();
- this->output_on_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_on_command_checksum )->by_default("")->as_string();
- this->output_off_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_off_command_checksum )->by_default("")->as_string();
- this->switch_state = THEKERNEL->config->value(switch_checksum, this->name_checksum, startup_state_checksum )->by_default(false)->as_bool();
- string type = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_type_checksum )->by_default("pwm")->as_string();
-
- if(type == "pwm") this->output_type= PWM;
- else if(type == "digital") this->output_type= DIGITAL;
- else this->output_type= PWM; // unkown type default to pwm
-
- if(this->output_pin.connected()) {
- if(this->output_type == PWM) {
- this->output_pin.max_pwm(THEKERNEL->config->value(switch_checksum, this->name_checksum, max_pwm_checksum )->by_default(255)->as_number());
- this->switch_value = THEKERNEL->config->value(switch_checksum, this->name_checksum, startup_value_checksum )->by_default(this->output_pin.max_pwm())->as_number();
- if(this->switch_state) {
- this->output_pin.pwm(this->switch_value); // will be truncated to max_pwm
- } else {
- this->output_pin.set(false);
+ this->input_pin_behavior = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_pin_behavior_checksum )->by_default(momentary_checksum)->as_number();
+ std::string input_on_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_on_command_checksum )->by_default("")->as_string();
+ std::string input_off_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_off_command_checksum )->by_default("")->as_string();
+ this->output_on_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_on_command_checksum )->by_default("")->as_string();
+ this->output_off_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_off_command_checksum )->by_default("")->as_string();
+ this->switch_state = THEKERNEL->config->value(switch_checksum, this->name_checksum, startup_state_checksum )->by_default(false)->as_bool();
+ string type = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_type_checksum )->by_default("pwm")->as_string();
+ this->failsafe= THEKERNEL->config->value(switch_checksum, this->name_checksum, failsafe_checksum )->by_default(0)->as_number();
+ this->ignore_on_halt= THEKERNEL->config->value(switch_checksum, this->name_checksum, ignore_onhalt_checksum )->by_default(false)->as_bool();
+
+ if(type == "pwm"){
+ this->output_type= SIGMADELTA;
+ this->sigmadelta_pin= new Pwm();
+ this->sigmadelta_pin->from_string(THEKERNEL->config->value(switch_checksum, this->name_checksum, output_pin_checksum )->by_default("nc")->as_string())->as_output();
+ if(this->sigmadelta_pin->connected()) {
+ if(failsafe == 1) {
+ set_high_on_debug(sigmadelta_pin->port_number, sigmadelta_pin->pin);
+ }else{
+ set_low_on_debug(sigmadelta_pin->port_number, sigmadelta_pin->pin);
}
- } else {
- this->output_pin.set(this->switch_state);
+ }else{
+ this->output_type= NONE;
+ delete this->sigmadelta_pin;
+ this->sigmadelta_pin= nullptr;
+ }
+
+ }else if(type == "digital"){
+ this->output_type= DIGITAL;
+ this->digital_pin= new Pin();
+ this->digital_pin->from_string(THEKERNEL->config->value(switch_checksum, this->name_checksum, output_pin_checksum )->by_default("nc")->as_string())->as_output();
+ if(this->digital_pin->connected()) {
+ if(failsafe == 1) {
+ set_high_on_debug(digital_pin->port_number, digital_pin->pin);
+ }else{
+ set_low_on_debug(digital_pin->port_number, digital_pin->pin);
+ }
+ }else{
+ this->output_type= NONE;
+ delete this->digital_pin;
+ this->digital_pin= nullptr;
}
+
+ }else if(type == "hwpwm"){
+ this->output_type= HWPWM;
+ Pin *pin= new Pin();
+ pin->from_string(THEKERNEL->config->value(switch_checksum, this->name_checksum, output_pin_checksum )->by_default("nc")->as_string())->as_output();
+ this->pwm_pin= pin->hardware_pwm();
+ if(failsafe == 1) {
+ set_high_on_debug(pin->port_number, pin->pin);
+ }else{
+ set_low_on_debug(pin->port_number, pin->pin);
+ }
+ delete pin;
+ if(this->pwm_pin == nullptr) {
+ THEKERNEL->streams->printf("Selected Switch output pin is not PWM capable - disabled");
+ this->output_type= NONE;
+ }
+
+ } else {
+ this->output_type= NONE;
}
- set_low_on_debug(output_pin.port_number, output_pin.pin);
+ if(this->output_type == SIGMADELTA) {
+ this->sigmadelta_pin->max_pwm(THEKERNEL->config->value(switch_checksum, this->name_checksum, max_pwm_checksum )->by_default(255)->as_number());
+ this->switch_value = THEKERNEL->config->value(switch_checksum, this->name_checksum, startup_value_checksum )->by_default(this->sigmadelta_pin->max_pwm())->as_number();
+ if(this->switch_state) {
+ this->sigmadelta_pin->pwm(this->switch_value); // will be truncated to max_pwm
+ } else {
+ this->sigmadelta_pin->set(false);
+ }
+
+ } else if(this->output_type == HWPWM) {
+ // default is 50Hz
+ float p= THEKERNEL->config->value(switch_checksum, this->name_checksum, pwm_period_ms_checksum )->by_default(20)->as_number() * 1000.0F; // ms but fractions are allowed
+ this->pwm_pin->period_us(p);
+
+ // default is 0% duty cycle
+ this->switch_value = THEKERNEL->config->value(switch_checksum, this->name_checksum, startup_value_checksum )->by_default(0)->as_number();
+ if(this->switch_state) {
+ this->pwm_pin->write(this->switch_value/100.0F);
+ } else {
+ this->pwm_pin->write(0);
+ }
+
+ } else if(this->output_type == DIGITAL){
+ this->digital_pin->set(this->switch_state);
+ }
// Set the on/off command codes, Use GCode to do the parsing
input_on_command_letter = 0;
THEKERNEL->slow_ticker->attach( 100, this, &Switch::pinpoll_tick);
}
- if(this->output_type == PWM && this->output_pin.connected()) {
- // PWM
- THEKERNEL->slow_ticker->attach(1000, &this->output_pin, &Pwm::on_tick);
+ if(this->output_type == SIGMADELTA) {
+ // SIGMADELTA
+ THEKERNEL->slow_ticker->attach(1000, this->sigmadelta_pin, &Pwm::on_tick);
}
}
{
Gcode *gcode = static_cast<Gcode *>(argument);
// Add the gcode to the queue ourselves if we need it
- if (match_input_on_gcode(gcode) || match_input_off_gcode(gcode)) {
- THEKERNEL->conveyor->append_gcode(gcode);
+ if (!(match_input_on_gcode(gcode) || match_input_off_gcode(gcode))) {
+ return;
}
-}
-
-// Turn pin on and off
-void Switch::on_gcode_execute(void *argument)
-{
- Gcode *gcode = static_cast<Gcode *>(argument);
+ // we need to sync this with the queue, so we need to wait for queue to empty, however due to certain slicers
+ // issuing redundant swicth on calls regularly we need to optimize by making sure the value is actually changing
+ // hence we need to do the wait for queue in each case rather than just once at the start
if(match_input_on_gcode(gcode)) {
- int v;
- this->switch_state = true;
- if (this->output_type == PWM) {
- // PWM output pin turn on
+ if (this->output_type == SIGMADELTA) {
+ // SIGMADELTA output pin turn on (or off if S0)
if(gcode->has_letter('S')) {
- v = round(gcode->get_value('S') * output_pin.max_pwm() / 255.0); // scale by max_pwm so input of 255 and max_pwm of 128 would set value to 128
- this->output_pin.pwm(v);
+ int v = round(gcode->get_value('S') * sigmadelta_pin->max_pwm() / 255.0); // scale by max_pwm so input of 255 and max_pwm of 128 would set value to 128
+ if(v != this->sigmadelta_pin->get_pwm()){ // optimize... ignore if already set to the same pwm
+ // drain queue
+ THEKERNEL->conveyor->wait_for_empty_queue();
+ this->sigmadelta_pin->pwm(v);
+ this->switch_state= (v > 0);
+ }
} else {
- this->output_pin.pwm(this->switch_value);
+ // drain queue
+ THEKERNEL->conveyor->wait_for_empty_queue();
+ this->sigmadelta_pin->pwm(this->switch_value);
+ this->switch_state= (this->switch_value > 0);
}
- } else {
+
+ } else if (this->output_type == HWPWM) {
+ // drain queue
+ THEKERNEL->conveyor->wait_for_empty_queue();
+ // PWM output pin set duty cycle 0 - 100
+ if(gcode->has_letter('S')) {
+ float v = gcode->get_value('S');
+ if(v > 100) v= 100;
+ else if(v < 0) v= 0;
+ this->pwm_pin->write(v/100.0F);
+ this->switch_state= (v != 0);
+ } else {
+ this->pwm_pin->write(this->switch_value);
+ this->switch_state= (this->switch_value != 0);
+ }
+
+ } else if (this->output_type == DIGITAL) {
+ // drain queue
+ THEKERNEL->conveyor->wait_for_empty_queue();
// logic pin turn on
- this->output_pin.set(true);
+ this->digital_pin->set(true);
+ this->switch_state = true;
}
+
} else if(match_input_off_gcode(gcode)) {
+ // drain queue
+ THEKERNEL->conveyor->wait_for_empty_queue();
this->switch_state = false;
- if (this->output_type == PWM) {
- // PWM output pin
- this->output_pin.set(false);
- } else {
+ if (this->output_type == SIGMADELTA) {
+ // SIGMADELTA output pin
+ this->sigmadelta_pin->set(false);
+
+ } else if (this->output_type == HWPWM) {
+ this->pwm_pin->write(0);
+
+ } else if (this->output_type == DIGITAL) {
// logic pin turn off
- this->output_pin.set(false);
+ this->digital_pin->set(false);
}
}
}
if(!pdr->second_element_is(this->name_checksum)) return; // likely fan, but could be anything
// ok this is targeted at us, so send back the requested data
- // this must be static as it will be accessed long after we have returned
- static struct pad_switch pad;
- pad.name = this->name_checksum;
- pad.state = this->switch_state;
- pad.value = this->switch_value;
-
- pdr->set_data_ptr(&pad);
+ // caller has provided the location to write the state to
+ struct pad_switch *pad= static_cast<struct pad_switch *>(pdr->get_data_ptr());
+ pad->name = this->name_checksum;
+ pad->state = this->switch_state;
+ pad->value = this->switch_value;
pdr->set_taken();
}
} else if(pdr->third_element_is(value_checksum)) {
float t = *static_cast<float *>(pdr->get_data_ptr());
this->switch_value = t;
+ this->switch_changed= true;
pdr->set_taken();
}
}
if(this->switch_changed) {
if(this->switch_state) {
if(!this->output_on_command.empty()) this->send_gcode( this->output_on_command, &(StreamOutput::NullStream) );
- if(this->output_pin.connected()) {
- if(this->output_type == PWM)
- this->output_pin.pwm(this->switch_value); // this requires the value has been set otherwise it swicthes on to whatever it last was
- else
- this->output_pin.set(true);
+
+ if(this->output_type == SIGMADELTA) {
+ this->sigmadelta_pin->pwm(this->switch_value); // this requires the value has been set otherwise it switches on to whatever it last was
+
+ } else if (this->output_type == HWPWM) {
+ this->pwm_pin->write(this->switch_value/100.0F);
+
+ } else if (this->output_type == DIGITAL) {
+ this->digital_pin->set(true);
}
} else {
+
if(!this->output_off_command.empty()) this->send_gcode( this->output_off_command, &(StreamOutput::NullStream) );
- if(this->output_pin.connected()) {
- if(this->output_type == PWM)
- this->output_pin.set(false);
- else
- this->output_pin.set(false);
+
+ if(this->output_type == SIGMADELTA) {
+ this->sigmadelta_pin->set(false);
+
+ } else if (this->output_type == HWPWM) {
+ this->pwm_pin->write(0);
+
+ } else if (this->output_type == DIGITAL) {
+ this->digital_pin->set(false);
}
}
this->switch_changed = false;