keyboards/gergo/gergo.h

   1 #pragma once
   2
   3 #include "quantum.h"
   4 #include <stdint.h>
   5 #include <stdbool.h>
   6 #include "i2c_master.h"
   7 #include <util/delay.h>
   8
   9
  10 extern i2c_status_t mcp23018_status;
  11 #define I2C_TIMEOUT 1000
  12 #define CPU_PRESCALE(n) (CLKPR = 0x80, CLKPR = (n))
  13 #define CPU_16MHz       0x00
  14
  15 // I2C aliases and register addresses (see "mcp23018.md")
  16 //#define I2C_ADDR        0b0100000
  17 #define I2C_ADDR        0x20
  18 #define I2C_ADDR_WRITE  ( (I2C_ADDR<<1) | I2C_WRITE )
  19 #define I2C_ADDR_READ   ( (I2C_ADDR<<1) | I2C_READ  )
  20 #define IODIRA          0x00            // i/o direction register
  21 #define IODIRB          0x01
  22 #define GPPUA           0x0C            // GPIO pull-up resistor register
  23 #define GPPUB           0x0D
  24 #define GPIOA           0x12            // general purpose i/o port register (write modifies OLAT)
  25 #define GPIOB           0x13
  26 #define OLATA           0x14            // output latch register
  27 #define OLATB           0x15
  28
  29 uint8_t init_mcp23018(void);
  30
  31 /*  ---------- LEFT HAND -----------   ---------- RIGHT HAND ---------- */
  32 #define LAYOUT_gergo(                                                    \
  33     L00,L01,L02,L03,L04,L05,                   R00,R01,R02,R03,R04,R05,  \
  34     L10,L11,L12,L13,L14,L15,L16,           R10,R11,R12,R13,R14,R15,R16,  \
  35     L20,L21,L22,L23,L24,L25,L26,L30,   R30,R20,R21,R22,R23,R24,R25,R26,  \
  36                     L31,L32,L33,L34,   R31,R32,R33,R34)                  \
  37    /* matrix positions */                                                \
  38     {                               \
  39     { KC_NO, L16,   L26,  L30},     \
  40     { L05,   L15,   L25,  L34},     \
  41     { L04,   L14,   L24,  L33},     \
  42     { L03,   L13,   L23,  L32},     \
  43     { L02,   L12,   L22,  L31},     \
  44     { L01,   L11,   L21,  KC_NO},   \
  45     { L00,   L10,   L20,  KC_NO},   \
  46                                     \
  47     { KC_NO,   R10, R20, R30},      \
  48     { R00,   R11,   R21, R31},      \
  49     { R01,   R12,   R22, R32},      \
  50     { R02,   R13,   R23, R33},      \
  51     { R03,   R14,   R24, R34},      \
  52     { R04,   R15,   R25, KC_NO},    \
  53     { R05,   R16,   R26, KC_NO},    \
  54 }