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Diffstat (limited to 'keyboards/crkbd/serial.h')
| -rw-r--r-- | keyboards/crkbd/serial.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/keyboards/crkbd/serial.h b/keyboards/crkbd/serial.h new file mode 100644 index 0000000000..43e51f7fa4 --- /dev/null +++ b/keyboards/crkbd/serial.h @@ -0,0 +1,32 @@ +#ifndef MY_SERIAL_H +#define MY_SERIAL_H + +#include "config.h" +#include <stdbool.h> + +/* TODO: some defines for interrupt setup */ +#define SERIAL_PIN_DDR DDRD +#define SERIAL_PIN_PORT PORTD +#define SERIAL_PIN_INPUT PIND + +#ifndef USE_SERIAL_PD2 +#define SERIAL_PIN_MASK _BV(PD0) +#define SERIAL_PIN_INTERRUPT INT0_vect +#else +#define SERIAL_PIN_MASK _BV(PD2) +#define SERIAL_PIN_INTERRUPT INT2_vect +#endif + +#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2 +#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2 + +// Buffers for master - slave communication +extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH]; +extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH]; + +void serial_master_init(void); +void serial_slave_init(void); +int serial_update_buffers(void); +bool serial_slave_data_corrupt(void); + +#endif |