C++ (Cpp) unselect_cols Examples

Example #1

File: matrix.c Project: 0tsuki/qmk_firmware

uint8_t matrix_scan(void) {
  for (uint8_t col = 0; col < MATRIX_COLS; col++) {
    select_col(col);
    _delay_us(3);

    uint8_t rows = read_rows(col);

    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
      bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
      bool curr_bit = rows & (1<<row);
      if (prev_bit != curr_bit) {
        matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
        debouncing = DEBOUNCING_DELAY;
      }
    }
    unselect_cols();
  }

  if (debouncing) {
    if (--debouncing) {
      _delay_ms(1);
    } else {
      for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
        matrix[i] = matrix_debouncing[i];
      }
    }
  }

  matrix_scan_quantum();
  return 1;
}

Example #2

File: matrix.c Project: lmorchard/modelm

uint8_t matrix_scan(void)
{
    for (uint8_t col = 0; col < MATRIX_COLS; col++) {  // 0-16
        select_col(col);
        _delay_us(30);       // without this wait it won't read stable value.
        uint16_t rows = read_rows();
        for (uint8_t row = 0; row < MATRIX_ROWS; row++) {  // 0-5
            bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
            bool curr_bit = rows & (1<<row);
            if (prev_bit != curr_bit) {
                matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
                if (debouncing) {
                    dprint("bounce!: "); dprintf("%02X", debouncing); dprintln();
                }
                debouncing = DEBOUNCE;
            }
        }
        unselect_cols();
    }

    if (debouncing) {
        if (--debouncing) {
            _delay_ms(1);
        } else {
            for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
                matrix[i] = matrix_debouncing[i];
            }
        }
    }

    return 1;
}

Example #3

File: matrix.c Project: ageaenes/tmk_keyboard

uint8_t matrix_scan(void)
{
    for (uint8_t col = 0; col < MATRIX_COLS; col++) {
        select_col(col);    
        _delay_us(3); // TODO: Determine the correct value needed here.
        uint8_t rows = read_rows();
        if((col == 0 && !LAYOUT_MINI) || (col == 2 && LAYOUT_MINI) ) {
            rows |= read_caps();
        }
        
        for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
            bool prev_bit = matrix_debouncing[row] & ((matrix_row_t)1<<col);
            bool curr_bit = rows & (1<<row);
            if (prev_bit != curr_bit) {
                matrix_debouncing[row] ^= ((matrix_row_t)1<<col);
                if (debouncing) {
                    dprint("bounce!: "); dprintf("%02X", debouncing); dprintln();
                }
                debouncing = DEBOUNCE;
            }
        }
        unselect_cols();
    }

    if (debouncing) {
        if (--debouncing) {
            _delay_ms(1);
        } else {
            for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
                matrix[i] = matrix_debouncing[i];
            }
        }
    }
    return 1;
}

Example #4

File: matrix.c Project: 0xdec/tmk_keyboard

void matrix_init(void)
{
    unselect_cols();
    init_rows();
    for (uint8_t i=0; i < MATRIX_ROWS; i++)  {
        matrix[i] = 0;
        matrix_debouncing[i] = 0;
    }
}

Example #5

File: matrix.c Project: ageaenes/tmk_keyboard

void matrix_init(void)
{
    unselect_cols();
    init_rows();
    // initialize matrix state: all keys off
    for (uint8_t i=0; i < MATRIX_ROWS; i++)  {
        matrix[i] = 0;
        matrix_debouncing[i] = 0;
    }
}

Example #6

File: matrix.c Project: 0tsuki/qmk_firmware

void matrix_init(void) {
  backlight_init_ports();
  unselect_cols();
  init_rows();

  for (uint8_t i=0; i < MATRIX_ROWS; i++)  {
    matrix[i] = 0;
    matrix_debouncing[i] = 0;
  }

  matrix_init_quantum();
}

Example #7

File: matrix.c Project: 0xdec/qmk_firmware

void matrix_init(void) {

    // initialize row and col
#if (DIODE_DIRECTION == COL2ROW)
    unselect_rows();
    init_cols();
#elif (DIODE_DIRECTION == ROW2COL)
    unselect_cols();
    init_rows();
#endif

    // initialize matrix state: all keys off
    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
        matrix[i] = 0;
        matrix_debouncing[i] = 0;
    }

    matrix_init_quantum();
}

Example #8

File: matrix.c Project: lmorchard/modelm

void matrix_init(void)
{
    // To use PORTF disable JTAG with writing JTD bit twice within four cycles.
    //MCUCR |= (1<<JTD);
    //MCUCR |= (1<<JTD);
	
    // initialize row and col
    unselect_cols();
    init_rows();
#ifndef SLEEP_LED_ENABLE
    setup_leds();
#endif

    // initialize matrix state: all keys off
    for (uint8_t i = 0; i < MATRIX_ROWS; i++)  {
        matrix[i] = 0;
        matrix_debouncing[i] = 0;
    }
}

Example #9

File: matrix.c Project: UnderSampled/qmk_firmware

void matrix_init(void) {
  DDRD  |=  0b11010000;
  PORTD &= ~0b01010000;
  DDRB  |=  0b00011111;
  PORTB &= ~0b00001110;
  PORTB |=  0b00010001;
  DDRE  |=  0b01000000;
  PORTE &= ~0b01000000;

  unselect_cols();
  init_rows();

  for (uint8_t i=0; i < MATRIX_ROWS; i++)  {
    matrix[i] = 0;
    matrix_debouncing[i] = 0;
  }

  matrix_init_quantum();
}

Example #10

File: matrix.c Project: UnderSampled/qmk_firmware

static void init_pins(void) {
  unselect_cols();
  for (uint8_t x = 0; x < ROWS_PER_HAND; x++) {
    setPinInputHigh(row_pins[x]);
  }
}