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