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arm lines implemented

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This commit is contained in:
Jack Humbert 2018-06-03 18:01:11 -04:00
parent c1f6f1308b
commit 018a0142d2
3 changed files with 129 additions and 60 deletions
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69
keyboards/planck/light/rev2/matrix.c
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@ -25,6 +25,9 @@ static uint8_t encoder_state = 0;
static int8_t encoder_value = 0;
static int8_t encoder_LUT[] = { 0, -1, 1, 0, 1, 0, 0, -1, -1, 0, 0, 1, 0, 1, -1, 0 };
static LINE_TYPE matrix_col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
static LINE_TYPE matrix_row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
__attribute__ ((weak))
void matrix_init_user(void) {}
@ -52,29 +55,17 @@ void matrix_init(void) {
encoder_state = (palReadPad(GPIOB, 12) << 0) | (palReadPad(GPIOB, 13) << 1);
// actual matrix setup
palSetPadMode(GPIOA, 10, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOB, 2, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOA, 15, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOA, 0, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOA, 1, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOA, 2, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOB, 0, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOB, 1, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOC, 13, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOA, 6, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOA, 7, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOA, 3, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOB, 5, PAL_MODE_INPUT_PULLDOWN);
palSetPadMode(GPIOB, 10, PAL_MODE_INPUT_PULLDOWN);
palSetPadMode(GPIOA, 9, PAL_MODE_INPUT_PULLDOWN);
palSetPadMode(GPIOA, 8, PAL_MODE_INPUT_PULLDOWN);
for (int i = 0; i < MATRIX_COLS; i++) {
setPadMode(matrix_col_pins[i], PAL_MODE_OUTPUT_PUSHPULL);
}
for (int i = 0; i < MATRIX_ROWS; i++) {
setPadMode(matrix_row_pins[i], PAL_MODE_INPUT_PULLDOWN);
}
memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t));
memset(matrix_debouncing, 0, MATRIX_COLS * sizeof(matrix_row_t));
matrix_init_quantum();
}
@ -106,49 +97,17 @@ uint8_t matrix_scan(void) {
for (int col = 0; col < MATRIX_COLS; col++) {
matrix_row_t data = 0;
// strobe col { A10, B2, A15, A0, A1, A2, B0, B1, C13, A6, A7, A3 }
switch (col) {
case 0: palSetPad(GPIOA, 10); break;
case 1: palSetPad(GPIOB, 2); break;
case 2: palSetPad(GPIOA, 15); break;
case 3: palSetPad(GPIOA, 0); break;
case 4: palSetPad(GPIOA, 1); break;
case 5: palSetPad(GPIOA, 2); break;
case 6: palSetPad(GPIOB, 0); break;
case 7: palSetPad(GPIOB, 1); break;
case 8: palSetPad(GPIOC, 13); break;
case 9: palSetPad(GPIOA, 6); break;
case 10: palSetPad(GPIOA, 7); break;
case 11: palSetPad(GPIOA, 3); break;
}
setPad(matrix_col_pins[col]);
// need wait to settle pin state
wait_us(20);
// read row data { B5, B10, A9, A8 }
data = (
(palReadPad(GPIOB, 5) << 0 ) |
(palReadPad(GPIOB, 10) << 1 ) |
(palReadPad(GPIOA, 9) << 2 ) |
(palReadPad(GPIOA, 8) << 3 )
);
// unstrobe col { B11, B10, B2, B1, A7, B0 }
switch (col) {
case 0: palClearPad(GPIOA, 10); break;
case 1: palClearPad(GPIOB, 2); break;
case 2: palClearPad(GPIOA, 15); break;
case 3: palClearPad(GPIOA, 0); break;
case 4: palClearPad(GPIOA, 1); break;
case 5: palClearPad(GPIOA, 2); break;
case 6: palClearPad(GPIOB, 0); break;
case 7: palClearPad(GPIOB, 1); break;
case 8: palClearPad(GPIOC, 13); break;
case 9: palClearPad(GPIOA, 6); break;
case 10: palClearPad(GPIOA, 7); break;
case 11: palClearPad(GPIOA, 3); break;
for (int row = 0; row < MATRIX_ROWS; row++) {
data |= (readPad(matrix_row_pins[row]) << row);
}
clearPad(matrix_col_pins[col]);
if (matrix_debouncing[col] != data) {
matrix_debouncing[col] = data;
debouncing = true;