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qmk_firmware

custom branch of QMK firmware git clone https://anongit.hacktivis.me/git/qmk_firmware.git

gergo.c (2121B)

    

  1. #include "gergo.h"
  3. bool i2c_initialized = 0;
  4. i2c_status_t mcp23018_status = 0x20;
  6. void matrix_init_kb(void) {
  7.     // (tied to Vcc for hardware convenience)
  8.     //gpio_set_pin_input(B4);  // set B(4) as input, internal pull-up disabled
  10.     // unused pins - C7, D4, D5, D6, D7, E6
  11.     // set as input with internal pull-up enabled
  12.     gpio_set_pin_input_high(C7);
  13.     gpio_set_pin_input_high(D4);
  14.     gpio_set_pin_input_high(D5);
  15.     gpio_set_pin_input_high(D6);
  16.     gpio_set_pin_input_high(D7);
  17.     gpio_set_pin_input_high(E6);
  19.     matrix_init_user();
  20. }
  23. uint8_t init_mcp23018(void) {
  24.     print("starting init");
  25.     mcp23018_status = 0x20;
  27.     // I2C subsystem
  29.     // uint8_t sreg_prev;
  30.     // sreg_prev=SREG;
  31.     // cli();
  33.     if (i2c_initialized == 0) {
  34.         i2c_init();  // on pins D(1,0)
  35.         i2c_initialized = true;
  36.         _delay_ms(1000);
  37.     }
  38.     // i2c_init(); // on pins D(1,0)
  39.     // _delay_ms(1000);
  41.     // set pin direction
  42.     // - unused  : input  : 1
  43.     // - input   : input  : 1
  44.     // - driving : output : 0
  45.     uint8_t data[] = {0b10000000, 0b11111111};
  46.     mcp23018_status = i2c_write_register(I2C_ADDR, IODIRA, data, sizeof(data), I2C_TIMEOUT);
  48.     if (!mcp23018_status) {
  49.         // set pull-up
  50.         // - unused  : on  : 1
  51.         // - input   : on  : 1
  52.         // - driving : off : 0
  53.         mcp23018_status = i2c_write_register(I2C_ADDR, GPPUA, data, sizeof(data), I2C_TIMEOUT);
  54.     }
  56.     // SREG=sreg_prev;
  57.     //uprintf("Init %x\n", mcp23018_status);
  58.     return mcp23018_status;
  59. }
  61. const keypos_t PROGMEM hand_swap_config[MATRIX_ROWS][MATRIX_COLS] = {
  62.     { {0,0}, {0,7}, {2,7}, {3,7} },
  63.     { {0,8}, {1,8}, {2,8}, {3,8} },
  64.     { {0,9}, {1,9}, {2,9}, {3,9} },
  65.     { {0,10}, {1,10}, {2,10}, {3,10} },
  66.     { {0,11}, {1,11}, {2,11}, {3,11} },
  67.     { {0,12}, {1,12}, {2,12}, {0,0} },
  68.     { {0,13}, {1,13}, {2,13}, {0,0} },
  70.     { {1,0}, {0,0}, {2,0}, {3,0} },
  71.     { {0,1}, {1,1}, {2,1}, {3,1} },
  72.     { {0,2}, {1,2}, {2,2}, {3,2} },
  73.     { {0,3}, {1,3}, {2,3}, {3,3} },
  74.     { {0,4}, {1,4}, {2,4}, {3,4} },
  75.     { {0,5}, {1,5}, {2,5}, {3,5} },
  76.     { {0,6}, {1,6}, {2,6}, {3,6} }
  77. };