3 #ifndef SERIAL_USE_MULTI_TRANSACTION
4 /* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
8 /* --- USE flexible API (using multi-type transaction function) --- */
9 // Buffers for master - slave communication
10 #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
11 #define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
13 extern volatile uint8_t serial_slave_buffer
[SERIAL_SLAVE_BUFFER_LENGTH
];
14 extern volatile uint8_t serial_master_buffer
[SERIAL_MASTER_BUFFER_LENGTH
];
15 extern uint8_t slave_buffer_change_count
;
17 void serial_master_init(void);
18 void serial_slave_init(void);
19 int serial_update_buffers(int master_changed
);