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;
}
void matrix_slave_scan(void) {
int ret = _matrix_scan();
int offset = (isLeftHand) ? 0 : (MATRIX_ROWS / 2);
for (int i = 0; i < ROWS_PER_HAND; ++i) {
serial_slave_buffer[i] = matrix[offset+i];
}
}
uint8_t matrix_scan(void)
{
int ret = _matrix_scan();
#ifdef USE_I2C
if( i2c_transaction() ) {
#else
if( serial_transaction() ) {
#endif
// turn on the indicator led when halves are disconnected
TXLED1;
error_count++;
if (error_count > ERROR_DISCONNECT_COUNT) {
// reset other half if disconnected
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[slaveOffset+i] = 0;
}
}
} else {
// turn off the indicator led on no error
TXLED0;
error_count = 0;
}
return ret;
}
void matrix_slave_scan(void) {
_matrix_scan();
int offset = (isLeftHand) ? 0 : (MATRIX_ROWS / 2);
for (int i = 0; i < ROWS_PER_HAND; ++i) {
serial_slave_buffer[i] = matrix[offset+i];
}
}
uint8_t matrix_scan(void)
{
int ret = _matrix_scan();
int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
#ifdef USE_I2C
// Get rows from other half over i2c
// Matrix stored at 0x00-0x03
int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
if (err) goto i2c_error;
err = i2c_master_write(0x00);
if (err) goto i2c_error;
err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
if (err) goto i2c_error;
if (!err) {
// turn off the indicator led on no error
//PORTD |= (1<<5);
int i;
for (i = 0; i < ROWS_PER_HAND-1; ++i) {
matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
}
matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
i2c_master_stop();
} else {
i2c_error: // the cable is disconnceted, or something else went wrong
// reset the i2c state
TWCR = 0;
// turn on the indicator led
//PORTD &= ~(1<<5);
// if we cannot communicate with the other half, then unset all of its keys
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[slaveOffset+i] = 0;
}
}
#else
if( serial_transaction() ) {
// turn on the indicator led
//PORTD &= ~(1<<5);
// if we cannot communicate with the other half, then unset all of its keys
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[slaveOffset+i] = 0;
}
} else {
// turn off the indicator led on no error
//PORTD |= (1<<5);
// no error
for (int i = 0; i < ROWS_PER_HAND; ++i) {
matrix[slaveOffset+i] = serial_slave_buffer[i];
}
}
#endif
return ret;
}
