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@ -7,27 +7,23 @@ |
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#include "printf.h" |
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#include "backlight.h" |
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#include "matrix.h" |
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#include "action.h" |
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#include "keycode.h" |
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#include <string.h> |
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#include "quantum.h" |
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#include "usb_main.h" |
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#include "twi2c.h" |
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/* QMK Handwire |
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* |
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* Column pins are input with internal pull-down. |
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* Row pins are output and strobe with high. |
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* Key is high or 1 when it turns on. |
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* |
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* col: { A13, A14, A15, B3, B4, B5, B6 } |
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* row: { B10, B2, B1, B0, A7, A6 } |
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/* |
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* col: { A10, B2, A15, A0, A1, A2, B0, B1, C13, A6, A7, A3 } |
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* row: { B5, B10, A9, A8 } |
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*/ |
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/* matrix state(1:on, 0:off) */ |
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static matrix_row_t matrix[MATRIX_ROWS]; |
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static matrix_row_t matrix_debouncing[MATRIX_ROWS]; |
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static matrix_row_t matrix_debouncing[MATRIX_COLS]; |
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static bool debouncing = false; |
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static uint16_t debouncing_time = 0; |
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static bool master = false; |
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static bool right_hand = false; |
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static LINE_TYPE matrix_col_pins[MATRIX_COLS] = MATRIX_COL_PINS; |
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static LINE_TYPE matrix_row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; |
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__attribute__ ((weak)) |
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void matrix_init_user(void) {} |
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@ -47,126 +43,43 @@ void matrix_scan_kb(void) { |
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void matrix_init(void) { |
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printf("matrix init\n"); |
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// debug_matrix = true; |
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// C13 is connected to VCC on the right hand |
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palSetPadMode(GPIOC, 13, PAL_MODE_INPUT); |
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wait_us(20); |
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right_hand = palReadPad(GPIOC, 13); |
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// if USB is active, this is the master |
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// master = usbGetDriverStateI(&USB_DRIVER) == USB_ACTIVE; |
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master = right_hand; |
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//debug_matrix = true; |
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if (master) { |
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twi2c_init(); |
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} else { |
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twi2c_slave_init(); |
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// actual matrix setup |
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for (int i = 0; i < MATRIX_COLS; i++) { |
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setPadMode(matrix_col_pins[i], PAL_MODE_OUTPUT_PUSHPULL); |
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} |
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/* Column(sense) */ |
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palSetPadMode(GPIOA, 13, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(GPIOA, 14, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(GPIOA, 15, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(GPIOB, 3, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(GPIOB, 4, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(GPIOB, 5, PAL_MODE_INPUT_PULLDOWN); |
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palSetPadMode(GPIOB, 6, PAL_MODE_INPUT_PULLDOWN); |
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/* Row(strobe) */ |
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palSetPadMode(GPIOB, 10, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(GPIOB, 2, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(GPIOB, 1, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(GPIOB, 0, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(GPIOA, 7, PAL_MODE_OUTPUT_PUSHPULL); |
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palSetPadMode(GPIOA, 6, PAL_MODE_OUTPUT_PUSHPULL); |
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for (int i = 0; i < MATRIX_ROWS; i++) { |
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setPadMode(matrix_row_pins[i], PAL_MODE_INPUT_PULLDOWN); |
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} |
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memset(matrix, 0, MATRIX_ROWS * sizeof(matrix_row_t)); |
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memset(matrix_debouncing, 0, MATRIX_ROWS * sizeof(matrix_row_t)); |
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memset(matrix_debouncing, 0, MATRIX_COLS * sizeof(matrix_row_t)); |
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// palClearPad(GPIOB, 7); // Turn off capslock |
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matrix_init_quantum(); |
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} |
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matrix_row_t matrix_scan_common(uint8_t row) { |
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matrix_row_t data; |
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// strobe row { A6, A7, B0, B1, B2, B10 } |
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switch (row) { |
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case 5: palSetPad(GPIOA, 6); break; |
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case 4: palSetPad(GPIOA, 7); break; |
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case 3: palSetPad(GPIOB, 0); break; |
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case 2: palSetPad(GPIOB, 1); break; |
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case 1: palSetPad(GPIOB, 2); break; |
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case 0: palSetPad(GPIOB, 10); break; |
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} |
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// need wait to settle pin state |
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wait_us(20); |
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// read col data { B6, B5, B4, B3, A15, A14, A13 } |
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data = ( |
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(palReadPad(GPIOB, 6) << 6 ) | |
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(palReadPad(GPIOB, 5) << 5 ) | |
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(palReadPad(GPIOB, 4) << 4 ) | |
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(palReadPad(GPIOB, 3) << 3 ) | |
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(palReadPad(GPIOA, 15) << 2 ) | |
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(palReadPad(GPIOA, 14) << 1 ) | |
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(palReadPad(GPIOA, 13) << 0 ) |
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); |
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// unstrobe row { A6, A7, B0, B1, B2, B10 } |
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switch (row) { |
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case 5: palClearPad(GPIOA, 6); break; |
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case 4: palClearPad(GPIOA, 7); break; |
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case 3: palClearPad(GPIOB, 0); break; |
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case 2: palClearPad(GPIOB, 1); break; |
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case 1: palClearPad(GPIOB, 2); break; |
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case 0: palClearPad(GPIOB, 10); break; |
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} |
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return data; |
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} |
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uint8_t matrix_scan(void) { |
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const uint8_t command[2] = { 0x01, 0x00 }; |
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uint8_t other_matrix[MATRIX_ROWS] = { 0 }; |
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void matrix_scan_master(void) { |
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msg_t resp; |
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// resp = twi2c_master_send(slaveI2Caddress/2, command, 2, other_matrix, US2ST(100)); |
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resp = i2cMasterTransmitTimeout(&I2C_DRIVER, slaveI2Caddress/2, command, 2, other_matrix, MATRIX_ROWS / 2, MS2ST(100)); |
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// resp = i2cMasterReceiveTimeout(&I2C_DRIVER, slaveI2Caddress/2, other_matrix, MATRIX_ROWS / 2, US2ST(100)); |
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// printf("%x\n", resp); |
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// if (resp != MSG_OK) { |
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// for (i = 0; i < MATRIX_ROWS / 2; i++) { |
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// resp = i2cMasterReceiveTimeout(&I2C_DRIVER, slaveI2Caddress/2, other_matrix, MATRIX_ROWS / 2, US2ST(100)); |
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// } |
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// } |
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if (resp == MSG_OK) { |
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uint8_t * matrix_pointer; |
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if (right_hand) { |
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matrix_pointer = matrix; |
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} else { |
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matrix_pointer = matrix + (MATRIX_ROWS / 2); |
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} |
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memcpy(matrix_pointer, other_matrix, MATRIX_ROWS / 2); |
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} |
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} |
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// actual matrix |
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for (int col = 0; col < MATRIX_COLS; col++) { |
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matrix_row_t data = 0; |
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uint8_t matrix_scan(void) { |
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setPad(matrix_col_pins[col]); |
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for (int row = 0; row < MATRIX_ROWS; row++) { |
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matrix_row_t data = 0; |
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// need wait to settle pin state |
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wait_us(20); |
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if ((right_hand && row >= 6) || (!right_hand && row < 6)) { |
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data = matrix_scan_common(row % 6); |
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for (int row = 0; row < MATRIX_ROWS; row++) { |
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data |= (readPad(matrix_row_pins[row]) << row); |
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} |
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if (matrix_debouncing[row] != data) { |
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matrix_debouncing[row] = data; |
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clearPad(matrix_col_pins[col]); |
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if (matrix_debouncing[col] != data) { |
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matrix_debouncing[col] = data; |
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debouncing = true; |
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debouncing_time = timer_read(); |
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} |
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@ -174,15 +87,14 @@ uint8_t matrix_scan(void) { |
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if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) { |
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for (int row = 0; row < MATRIX_ROWS; row++) { |
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matrix[row] = matrix_debouncing[row]; |
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matrix[row] = 0; |
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for (int col = 0; col < MATRIX_COLS; col++) { |
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matrix[row] |= ((matrix_debouncing[col] & (1 << row) ? 1 : 0) << col); |
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} |
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} |
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debouncing = false; |
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} |
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if (master) { |
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matrix_scan_master(); |
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} |
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matrix_scan_quantum(); |
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return 1; |
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@ -196,16 +108,6 @@ matrix_row_t matrix_get_row(uint8_t row) { |
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return matrix[row]; |
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} |
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void matrix_copy(matrix_row_t * copy) { |
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uint8_t * matrix_pointer; |
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if (right_hand) { |
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matrix_pointer = matrix + (MATRIX_ROWS / 2); |
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} else { |
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matrix_pointer = matrix; |
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} |
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memcpy(copy, matrix_pointer, MATRIX_ROWS / 2); |
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} |
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void matrix_print(void) { |
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printf("\nr/c 01234567\n"); |
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for (uint8_t row = 0; row < MATRIX_ROWS; row++) { |
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Jack Humbert
5 years ago