diff options
Diffstat (limited to 'keyboards/pierce/config.h')
-rw-r--r-- | keyboards/pierce/config.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/keyboards/pierce/config.h b/keyboards/pierce/config.h index 82c4b4b264..3b89c38603 100644 --- a/keyboards/pierce/config.h +++ b/keyboards/pierce/config.h @@ -23,3 +23,40 @@ /* COL2ROW or ROW2COL */ #define DIODE_DIRECTION COL2ROW + +#ifdef PS2_DRIVER_USART +#define PS2_CLOCK_PIN D5 +#define PS2_DATA_PIN D2 + +/* synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge */ +/* set DDR of CLOCK as input to be slave */ +#define PS2_USART_INIT() do { \ + PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT); \ + PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT); \ + UCSR1C = ((1 << UMSEL10) | \ + (3 << UPM10) | \ + (0 << USBS1) | \ + (3 << UCSZ10) | \ + (0 << UCPOL1)); \ + UCSR1A = 0; \ + UBRR1H = 0; \ + UBRR1L = 0; \ +} while (0) +#define PS2_USART_RX_INT_ON() do { \ + UCSR1B = ((1 << RXCIE1) | \ + (1 << RXEN1)); \ +} while (0) +#define PS2_USART_RX_POLL_ON() do { \ + UCSR1B = (1 << RXEN1); \ +} while (0) +#define PS2_USART_OFF() do { \ + UCSR1C = 0; \ + UCSR1B &= ~((1 << RXEN1) | \ + (1 << TXEN1)); \ +} while (0) +#define PS2_USART_RX_READY (UCSR1A & (1<<RXC1)) +#define PS2_USART_RX_DATA UDR1 +#define PS2_USART_ERROR (UCSR1A & ((1<<FE1) | (1<<DOR1) | (1<<UPE1))) +#define PS2_USART_RX_VECT USART1_RX_vect +#define PS2_MOUSE_ROTATE 270 /* Compensate for East-facing device orientation. */ +#endif |