qmk_firmware/quantum/config_common.h

#ifndef CONFIG_DEFINITIONS_H
#define CONFIG_DEFINITIONS_H

#define B0 0x20
#define B1 0x21
#define B2 0x22
#define B3 0x23
#define B4 0x24
#define B5 0x25
#define B6 0x26
#define B7 0x27
#define C0 0x30
#define C1 0x31
#define C2 0x32
#define C3 0x33
#define C4 0x34
#define C5 0x35
#define C6 0x36
#define C7 0x37
#define D0 0x40
#define D1 0x41
#define D2 0x42
#define D3 0x43
#define D4 0x44
#define D5 0x45
#define D6 0x46
#define D7 0x47
#define E0 0x50
#define E1 0x51
#define E2 0x52
#define E3 0x53
#define E4 0x54
#define E5 0x55
#define E6 0x56
#define E7 0x57
#define F0 0x60
#define F1 0x61
#define F2 0x62
#define F3 0x63
#define F4 0x64
#define F5 0x65
#define F6 0x66
#define F7 0x67

#define COL2ROW 0x0
#define ROW2COL 0x1

#ifdef BLUETOOTH_ENABLE
#ifdef __AVR_ATmega32U4__
    #define SERIAL_UART_BAUD       9600
    #define SERIAL_UART_DATA       UDR1
    #define SERIAL_UART_UBRR       ((F_CPU/(16UL*SERIAL_UART_BAUD))-1)
    #define SERIAL_UART_RXD_VECT   USART1_RX_vect
    #define SERIAL_UART_TXD_READY  (UCSR1A&(1<<UDRE1))
    #define SERIAL_UART_INIT()     do { \
        UBRR1L = (uint8_t) SERIAL_UART_UBRR;       /* baud rate */ \
        UBRR1H = (uint8_t) (SERIAL_UART_UBRR>>8);  /* baud rate */ \
        UCSR1B = (1<<TXEN1);                /* TX: enable */ \
        UCSR1C = (0<<UPM11) | (0<<UPM10) | /* parity: none(00), even(01), odd(11) */ \
                 (0<<UCSZ12) | (1<<UCSZ11) | (1<<UCSZ10); /* data-8bit(011) */ \
		sei(); \
    } while(0)
#else
#   error "USART configuration is needed."
#endif


// I'm fairly sure these aren't needed, but oh well - Jack

/*
 * PS/2 Interrupt configuration
 */
#ifdef PS2_USE_INT
/* uses INT1 for clock line(ATMega32U4) */
#define PS2_CLOCK_PORT  PORTD
#define PS2_CLOCK_PIN   PIND
#define PS2_CLOCK_DDR   DDRD
#define PS2_CLOCK_BIT   1

#define PS2_DATA_PORT   PORTD
#define PS2_DATA_PIN    PIND
#define PS2_DATA_DDR    DDRD
#define PS2_DATA_BIT    0

#define PS2_INT_INIT()  do {    \
    EICRA |= ((1<<ISC11) |      \
              (0<<ISC10));      \
} while (0)
#define PS2_INT_ON()  do {      \
    EIMSK |= (1<<INT1);         \
} while (0)
#define PS2_INT_OFF() do {      \
    EIMSK &= ~(1<<INT1);        \
} while (0)
#define PS2_INT_VECT    INT1_vect
#endif

/*
 * PS/2 Busywait configuration
 */
#ifdef PS2_USE_BUSYWAIT
#define PS2_CLOCK_PORT  PORTD
#define PS2_CLOCK_PIN   PIND
#define PS2_CLOCK_DDR   DDRD
#define PS2_CLOCK_BIT   1

#define PS2_DATA_PORT   PORTD
#define PS2_DATA_PIN    PIND
#define PS2_DATA_DDR    DDRD
#define PS2_DATA_BIT    0
#endif

#endif

#endif