uint8_t matrix_scan(void) {
static matrix_row_t debouncing_matrix[MATRIX_ROWS];
for (int8_t r = MATRIX_ROWS - 1; r >= 0; --r) {
toggle_row(r);
matrix_row_t state = read_cols();
if (debouncing_matrix[r] != state) {
debouncing_matrix[r] = state;
debouncing_delay = DEBOUNCING_DELAY;
}
toggle_row(r);
}
if (debouncing_delay >= 0) {
dprintf("Debouncing delay remaining: %X\n", debouncing_delay);
--debouncing_delay;
if (debouncing_delay >= 0) {
wait_ms(1);
}
else {
for (int8_t r = MATRIX_ROWS - 1; r >= 0; --r) {
matrix[r] = debouncing_matrix[r];
}
}
}
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void)
{
if (mcp23018_status) { // if there was an error
if (++mcp23018_reset_loop == 0) {
// since mcp23018_reset_loop is 8 bit - we'll try to reset once in 255 matrix scans
// this will be approx bit more frequent than once per second
print("trying to reset mcp23018\n");
mcp23018_status = init_mcp23018();
if (mcp23018_status) {
print("left side not responding\n");
} else {
print("left side attached\n");
frenchdev_blink_all_leds();
}
}
}
#ifdef DEBUG_MATRIX_SCAN_RATE
matrix_scan_count++;
uint32_t timer_now = timer_read32();
if (TIMER_DIFF_32(timer_now, matrix_timer)>1000) {
print("matrix scan frequency: ");
pdec(matrix_scan_count);
print("\n");
matrix_timer = timer_now;
matrix_scan_count = 0;
}
#endif
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
select_row(i);
wait_us(30); // without this wait read unstable value.
matrix_row_t cols = read_cols(i);
if (matrix_debouncing[i] != cols) {
matrix_debouncing[i] = cols;
if (debouncing) {
debug("bounce!: "); debug_hex(debouncing); debug("\n");
}
debouncing = DEBOUNCE;
}
unselect_rows();
}
if (debouncing) {
if (--debouncing) {
wait_us(1);
// this should be wait_ms(1) but has been left as-is at EZ's request
} else {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = matrix_debouncing[i];
}
}
}
matrix_scan_quantum();
return 1;
}
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;
}
uint8_t matrix_scan(void) {
uint8_t ret = 0;
ret |= i2c_read_hand(LEFT);
ret |= i2c_read_hand(RIGHT);
matrix_scan_quantum();
return ret;
}
uint8_t matrix_scan(void) {
uint8_t ret = _matrix_scan();
if (is_keyboard_master()) {
static uint8_t error_count;
if (!transport_master(matrix + thatHand)) {
error_count++;
if (error_count > ERROR_DISCONNECT_COUNT) {
// reset other half if disconnected
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[thatHand + i] = 0;
}
}
} else {
error_count = 0;
}
matrix_scan_quantum();
} else {
transport_slave(matrix + thisHand);
#ifdef ENCODER_ENABLE
encoder_read();
#endif
matrix_slave_scan_user();
}
return ret;
}
uint8_t matrix_scan(void)
{
uint8_t mchanged;
uint8_t row;
uint8_t col;
uint32_t scans[2]; //PA PB
if (CLK_get_ms() < mdebouncing) return 1; //mdebouncing == 0 when no debouncing active
//m15_off; //Profiling scans
memset(mlatest, 0, MATRIX_ROWS * sizeof(matrix_row_t)); //Zero the result buffer
for (col = 0; col < MATRIX_COLS; col++)
{
PORT->Group[col_ports[col]].OUTSET.reg = 1 << col_pins[col]; //Set col output
CLK_delay_us(MATRIX_SCAN_DELAY); //Delay for output
scans[PA] = PORT->Group[PA].IN.reg & row_masks[PA]; //Read PA row pins data
scans[PB] = PORT->Group[PB].IN.reg & row_masks[PB]; //Read PB row pins data
PORT->Group[col_ports[col]].OUTCLR.reg = 1 << col_pins[col]; //Clear col output
for (row = 0; row < MATRIX_ROWS; row++)
{
//Move scan bits from scans array into proper row bit locations
if (scans[row_ports[row]] & (1 << row_pins[row]))
mlatest[row] |= 1 << col;
}
}
mchanged = 0; //Default to no matrix change since last
for (row = 0; row < MATRIX_ROWS; row++)
{
if (mlast[row] != mlatest[row])
mchanged = 1;
mlast[row] = mlatest[row];
}
if (!mchanged)
{
for (row = 0; row < MATRIX_ROWS; row++)
mdebounced[row] = mlatest[row];
mdebouncing = 0;
}
else
{
//Begin or extend debounce on change
mdebouncing = CLK_get_ms() + DEBOUNCING_DELAY;
}
//m15_on; //Profiling scans
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void) {
// actual matrix scan
for (uint8_t c = 0; c < MATRIX_ROWS; c++) {
switch (c) {
case 0: PORTB &= ~(1 << 3); break;
case 1: PORTB &= ~(1 << 4); break;
case 2: PORTB &= ~(1 << 5); break;
case 3: PORTB &= ~(1 << 6); break;
case 4: PORTB &= ~(1 << 7); break;
}
_delay_us(5);
matrix_row_t current_row = (
(((PINA & (1 << 0)) ? 0 : 1 ) << 0) |
(((PINA & (1 << 1)) ? 0 : 1 ) << 1) |
(((PINA & (1 << 2)) ? 0 : 1 ) << 2) |
(((PINA & (1 << 3)) ? 0 : 1 ) << 3) |
(((PINA & (1 << 4)) ? 0 : 1 ) << 4) |
(((PINA & (1 << 5)) ? 0 : 1 ) << 5) |
(((PINA & (1 << 6)) ? 0 : 1 ) << 6) |
(((PINA & (1 << 7)) ? 0 : 1 ) << 7) |
(((PINC & (1 << 7)) ? 0 : 1 ) << 8) |
(((PINC & (1 << 6)) ? 0 : 1 ) << 9) |
(((PINC & (1 << 5)) ? 0 : 1 ) << 10) |
(((PINC & (1 << 4)) ? 0 : 1 ) << 11) |
(((PINC & (1 << 3)) ? 0 : 1 ) << 12) |
(((PINC & (1 << 2)) ? 0 : 1 ) << 13) |
(((PIND & (1 << 7)) ? 0 : 1 ) << 14)
);
switch (c) {
case 0: PORTB |= (1 << 3); break;
case 1: PORTB |= (1 << 4); break;
case 2: PORTB |= (1 << 5); break;
case 3: PORTB |= (1 << 6); break;
case 4: PORTB |= (1 << 7); break;
}
if (matrix_debouncing[c] != current_row) {
matrix_debouncing[c] = current_row;
debouncing = DEBOUNCE;
}
}
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;
}
uint8_t matrix_scan(void) {
bool changed = custom_matrix_scan(raw_matrix);
debounce(raw_matrix, matrix, MATRIX_ROWS, changed);
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void)
{
#if (DIODE_DIRECTION == COL2ROW)
// Set row, read cols
for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
# if (DEBOUNCING_DELAY > 0)
bool matrix_changed = read_cols_on_row(matrix_debouncing, current_row);
if (matrix_changed) {
debouncing = true;
debouncing_time = timer_read();
}
# else
read_cols_on_row(matrix, current_row);
# endif
}
#elif (DIODE_DIRECTION == ROW2COL)
// Set col, read rows
for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
# if (DEBOUNCING_DELAY > 0)
bool matrix_changed = read_rows_on_col(matrix_debouncing, current_col);
if (matrix_changed) {
debouncing = true;
debouncing_time = timer_read();
}
# else
read_rows_on_col(matrix, current_col);
# endif
}
#endif
# if (DEBOUNCING_DELAY > 0)
if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = matrix_debouncing[i];
}
debouncing = false;
}
# endif
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void)
{
bool changed = false;
#if (DIODE_DIRECTION == COL2ROW)
// Set row, read cols
for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
changed |= read_cols_on_row(raw_matrix, current_row);
}
#elif (DIODE_DIRECTION == ROW2COL)
// Set col, read rows
for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
changed |= read_rows_on_col(raw_matrix, current_col);
}
#endif
debounce(raw_matrix, matrix, MATRIX_ROWS, changed);
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void)
{
SERIAL_UART_INIT();
uint32_t timeout = 0;
//the s character requests the RF slave to send the matrix
SERIAL_UART_DATA = 's';
//trust the external keystates entirely, erase the last data
uint8_t uart_data[14] = {0};
//there are 10 bytes corresponding to 10 columns, and an end byte
for (uint8_t i = 0; i < 14; i++) {
//wait for the serial data, timeout if it's been too long
//this only happened in testing with a loose wire, but does no
//harm to leave it in here
while(!SERIAL_UART_RXD_PRESENT){
timeout++;
if (timeout > 10000){
break;
}
}
uart_data[i] = SERIAL_UART_DATA;
}
//check for the end packet, the key state bytes use the LSBs, so 0xE0
//will only show up here if the correct bytes were recieved
if (uart_data[10] == 0xE0)
{
//shifting and transferring the keystates to the QMK matrix variable
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = (uint16_t) uart_data[i*2] | (uint16_t) uart_data[i*2+1] << 6;
}
}
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void) {
// dip switch
dip_switch[0] = !palReadPad(GPIOB, 14);
dip_switch[1] = !palReadPad(GPIOA, 15);
dip_switch[2] = !palReadPad(GPIOA, 10);
dip_switch[3] = !palReadPad(GPIOB, 9);
for (uint8_t i = 0; i < 4; i++) {
if (last_dip_switch[i] ^ dip_switch[i])
dip_update(i, dip_switch[i]);
}
memcpy(last_dip_switch, dip_switch, sizeof(&dip_switch));
// encoder on B12 and B13
encoder_state <<= 2;
encoder_state |= (palReadPad(GPIOB, 12) << 0) | (palReadPad(GPIOB, 13) << 1);
encoder_value += encoder_LUT[encoder_state & 0xF];
if (encoder_value >= ENCODER_RESOLUTION) {
encoder_update(0);
}
if (encoder_value <= -ENCODER_RESOLUTION) { // direction is arbitrary here, but this clockwise
encoder_update(1);
}
encoder_value %= ENCODER_RESOLUTION;
// actual matrix
for (int col = 0; col < MATRIX_COLS; col++) {
matrix_col_t data = 0;
// strobe col { B11, B10, B2, B1, A7, B0 }
switch (col) {
case 0: palSetPad(GPIOB, 11); break;
case 1: palSetPad(GPIOB, 10); break;
case 2: palSetPad(GPIOB, 2); break;
case 3: palSetPad(GPIOB, 1); break;
case 4: palSetPad(GPIOA, 7); break;
case 5: palSetPad(GPIOB, 0); break;
}
// need wait to settle pin state
wait_us(20);
// read row data { A10, A9, A8, B15, C13, C14, C15, A2 }
data = (
(palReadPad(GPIOA, 10) << 0 ) |
(palReadPad(GPIOA, 9) << 1 ) |
(palReadPad(GPIOA, 8) << 2 ) |
(palReadPad(GPIOB, 15) << 3 ) |
(palReadPad(GPIOC, 13) << 4 ) |
(palReadPad(GPIOC, 14) << 5 ) |
(palReadPad(GPIOC, 15) << 6 ) |
(palReadPad(GPIOA, 2) << 7 ) |
(palReadPad(GPIOA, 3) << 8 ) |
(palReadPad(GPIOA, 6) << 9 )
);
// unstrobe col { B11, B10, B2, B1, A7, B0 }
switch (col) {
case 0: palClearPad(GPIOB, 11); break;
case 1: palClearPad(GPIOB, 10); break;
case 2: palClearPad(GPIOB, 2); break;
case 3: palClearPad(GPIOB, 1); break;
case 4: palClearPad(GPIOA, 7); break;
case 5: palClearPad(GPIOB, 0); break;
}
if (matrix_debouncing[col] != data) {
matrix_debouncing[col] = data;
debouncing = true;
debouncing_time = timer_read();
}
}
if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) {
for (int row = 0; row < MATRIX_ROWS; row++) {
matrix[row] = 0;
for (int col = 0; col < MATRIX_COLS; col++) {
matrix[row] |= ((matrix_debouncing[col] & (1 << row) ? 1 : 0) << col);
}
}
debouncing = false;
}
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void) {
// encoder on B13 and B14
encoder_state <<= 2;
encoder_state |= (palReadPad(GPIOB, 13) << 0) | (palReadPad(GPIOB, 14) << 1);
encoder_value += encoder_LUT[encoder_state & 0xF];
if (encoder_value >= ENCODER_RESOLUTION) {
encoder_update(0);
}
if (encoder_value <= -ENCODER_RESOLUTION) { // direction is arbitrary here, but this clockwise
encoder_update(1);
}
encoder_value %= ENCODER_RESOLUTION;
// actual matrix
for (int col = 0; col < MATRIX_COLS; col++) {
matrix_row_t data = 0;
// strobe col { PB8, PB2, PB10, PA0, PA1, PA2, PB0, PA3, PB1, PA6, PA7, PB1, PA6, PA7, PB12, PC3, PB11, }
switch (col) {
case 0: palSetPad(GPIOB, 8); break;
case 1: palSetPad(GPIOB, 2); break;
case 2: palSetPad(GPIOB, 10); 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(GPIOA, 3); break;
case 8: palSetPad(GPIOB, 1); break;
case 9: palSetPad(GPIOA, 6); break;
case 10: palSetPad(GPIOA, 7); break;
case 11: palSetPad(GPIOB, 12); break;
case 12: palSetPad(GPIOC, 13); break;
case 13: palSetPad(GPIOB, 11); break;
case 14: palSetPad(GPIOB, 9); break;
}
// need wait to settle pin state
wait_us(20);
// read row data { PC15, PC14, PA10, PA9, PA8 }
data = (
(palReadPad(GPIOC, 15) << 0 ) |
(palReadPad(GPIOC, 14) << 1 ) |
(palReadPad(GPIOA, 10) << 2 ) |
(palReadPad(GPIOA, 9) << 3 ) |
(palReadPad(GPIOA, 8) << 4 )
);
// unstrobe col { PB8, PB2, PB10, PA0, PA1, PA2, PB0, PA3, PB1, PA6, PA7, PB1, PA6, PA7, PB12, PC3, PB11, }
switch (col) {
case 0: palClearPad(GPIOB, 8); break;
case 1: palClearPad(GPIOB, 2); break;
case 2: palClearPad(GPIOB, 10); 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(GPIOA, 3); break;
case 8: palClearPad(GPIOB, 1); break;
case 9: palClearPad(GPIOA, 6); break;
case 10: palClearPad(GPIOA, 7); break;
case 11: palClearPad(GPIOB, 12); break;
case 12: palClearPad(GPIOC, 13); break;
case 13: palClearPad(GPIOB, 11); break;
case 14: palClearPad(GPIOB, 9); break;
}
if (matrix_debouncing[col] != data) {
matrix_debouncing[col] = data;
debouncing = true;
debouncing_time = timer_read();
}
}
if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) {
for (int row = 0; row < MATRIX_ROWS; row++) {
matrix[row] = 0;
for (int col = 0; col < MATRIX_COLS; col++) {
matrix[row] |= ((matrix_debouncing[col] & (1 << row) ? 1 : 0) << col);
}
}
debouncing = false;
}
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void)
{
SERIAL_UART_INIT();
uint32_t timeout = 0;
// The 's' character requests the RF slave to send the matrix
SERIAL_UART_DATA = 's';
// Trust the external keystates entirely, erase the last data
uint8_t uart_data[4] = {0};
// There are 3 bytes corresponding to the data, and a checksum
for (uint8_t i = 0; i < 4; i++) {
// Wait for the serial data, timeout if it's been too long
// This only happened in testing with a loose wire, but does no
// harm to leave it in here
while(!SERIAL_UART_RXD_PRESENT){
timeout++;
if (timeout > 10000){
xprintf("\r\nTime out in keyboard.");
break;
}
}
uart_data[i] = SERIAL_UART_DATA;
}
// Check for the end packet, it's our checksum.
// Will only be a match if the correct bytes were recieved
if (uart_data[3] == (uart_data[0] ^ uart_data[1] ^ uart_data[2])) { // This is an arbitrary checksum calculated by XORing all the data.
// Transferring the keystates to the QMK matrix variable
/* ASSUMING MSB FIRST */
matrix[0] = ((uint16_t) uart_data[0] << 8) | ((uint16_t) uart_data[1]);
encoderValue += (int8_t) uart_data[2];
if ((uart_data[0] | uart_data[1] | uart_data[2])!=0){
xprintf("\r\n0x%0X%02X%02X",uart_data[0],uart_data[1], uart_data[2]);
}
/* OK, TURNS OUT THAT WAS A BAD ASSUMPTION */
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
// I've unpacked these into the mirror image of what QMK expects them to be, so...
matrix[i] = bitrev16(matrix[i]);
// So I'll reverse it, and this should be fine now.
}
// A mouse report for scrolling would go here, but I don't plan on doing scrolling with the encoder. So.
report_mouse_t currentReport = {};
/*
currentReport = pointing_device_get_report();
//mouseReport.x = 127 max -127 min
currentReport.x = (int8_t) uart_data[6];
//mouseReport.y = 127 max -127 min
currentReport.y = (int8_t) uart_data[7];
//mouseReport.v = 127 max -127 min (scroll vertical)
currentReport.v = (int8_t) uart_data[8];
//mouseReport.h = 127 max -127 min (scroll horizontal)
currentReport.h = (int8_t) uart_data[9];
*/
/*
currentReport.x = 0;
currentReport.y = 0;
currentReport.v = 0;
currentReport.h = 0;*/
pointing_device_set_report(currentReport);
} else {
xprintf("\r\nRequested packet, data 3 was %d",uart_data[3]);
}
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void) {
matrix_scan_quantum();
return 1;
}
uint8_t matrix_scan(void) {
for (int col = 0; col < MATRIX_COLS; col++) {
matrix_row_t data = 0;
// strobe col { PA2, PA3, PA6, PB14, PB15, PA8, PA9, PA7, PB3, PB4, PC14, PC15, PC13, PB5, PB6 }
switch (col) {
case 0: palSetPad(GPIOA, 2); break;
case 1: palSetPad(GPIOA, 3); break;
case 2: palSetPad(GPIOA, 6); break;
case 3: palSetPad(GPIOB, 14); break;
case 4: palSetPad(GPIOB, 15); break;
case 5: palSetPad(GPIOA, 8); break;
case 6: palSetPad(GPIOA, 9); break;
case 7: palSetPad(GPIOA, 7); break;
case 8: palSetPad(GPIOB, 3); break;
case 9: palSetPad(GPIOB, 4); break;
case 10: palSetPad(GPIOC, 15); break;
case 11: palSetPad(GPIOC, 14); break;
case 12: palSetPad(GPIOC, 13); break;
case 13: palSetPad(GPIOB, 5); break;
case 14: palSetPad(GPIOB, 6); break;
}
// need wait to settle pin state
wait_us(20);
// read row data { PB0, PB1, PB2, PA15, PA10 }
data = (
(palReadPad(GPIOB, 0) << 0 ) |
(palReadPad(GPIOB, 1) << 1 ) |
(palReadPad(GPIOB, 2) << 2 ) |
(palReadPad(GPIOA, 15) << 3 ) |
(palReadPad(GPIOA, 10) << 4 )
);
// unstrobe col { PA2, PA3, PA6, PB14, PB15, PA8, PA9, PA7, PB3, PB4, PC15, PC14, PC13, PB5, PB6 }
switch (col) {
case 0: palClearPad(GPIOA, 2); break;
case 1: palClearPad(GPIOA, 3); break;
case 2: palClearPad(GPIOA, 6); break;
case 3: palClearPad(GPIOB, 14); break;
case 4: palClearPad(GPIOB, 15); break;
case 5: palClearPad(GPIOA, 8); break;
case 6: palClearPad(GPIOA, 9); break;
case 7: palClearPad(GPIOA, 7); break;
case 8: palClearPad(GPIOB, 3); break;
case 9: palClearPad(GPIOB, 4); break;
case 10: palClearPad(GPIOC, 15); break;
case 11: palClearPad(GPIOC, 14); break;
case 12: palClearPad(GPIOC, 13); break;
case 13: palClearPad(GPIOB, 5); break;
case 14: palClearPad(GPIOB, 6); break;
}
if (matrix_debouncing[col] != data) {
matrix_debouncing[col] = data;
debouncing = true;
debouncing_time = timer_read();
}
}
if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) {
for (int row = 0; row < MATRIX_ROWS; row++) {
matrix[row] = 0;
for (int col = 0; col < MATRIX_COLS; col++) {
matrix[row] |= ((matrix_debouncing[col] & (1 << row) ? 1 : 0) << col);
}
}
debouncing = false;
}
matrix_scan_quantum();
return 1;
}
