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Diffstat (limited to 'keyboards/mint60/matrix.c')
-rw-r--r-- | keyboards/mint60/matrix.c | 349 |
1 files changed, 0 insertions, 349 deletions
diff --git a/keyboards/mint60/matrix.c b/keyboards/mint60/matrix.c deleted file mode 100644 index 6d8878332a..0000000000 --- a/keyboards/mint60/matrix.c +++ /dev/null @@ -1,349 +0,0 @@ -/* -Copyright 2012 Jun Wako <wakojun@gmail.com> - -This program is free software: you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation, either version 2 of the License, or -(at your option) any later version. - -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -/* - * scan matrix - */ -#include <stdint.h> -#include <stdbool.h> -#include <avr/io.h> -#include <avr/wdt.h> -#include <avr/interrupt.h> -#include <util/delay.h> -#include "print.h" -#include "debug.h" -#include "util.h" -#include "matrix.h" -#include "split_util.h" -#include "pro_micro.h" - -#ifdef USE_I2C -# include "i2c.h" -#else // USE_SERIAL -# include "serial.h" -#endif - -#ifndef DEBOUNCE -# define DEBOUNCE 5 -#endif - -#define ERROR_DISCONNECT_COUNT 5 - -static uint8_t debouncing = DEBOUNCE; -static const int ROWS_PER_HAND = MATRIX_ROWS/2; -static uint8_t error_count = 0; -uint8_t is_master = 0 ; - -static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; -static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; - -/* matrix state(1:on, 0:off) */ -static matrix_row_t matrix[MATRIX_ROWS]; -static matrix_row_t matrix_debouncing[MATRIX_ROWS]; - -static matrix_row_t read_cols(void); -static void init_cols(void); -static void unselect_rows(void); -static void select_row(uint8_t row); -static uint8_t matrix_master_scan(void); - - -__attribute__ ((weak)) -void matrix_init_kb(void) { - matrix_init_user(); -} - -__attribute__ ((weak)) -void matrix_scan_kb(void) { - matrix_scan_user(); -} - -__attribute__ ((weak)) -void matrix_init_user(void) { -} - -__attribute__ ((weak)) -void matrix_scan_user(void) { -} - -inline -uint8_t matrix_rows(void) -{ - return MATRIX_ROWS; -} - -inline -uint8_t matrix_cols(void) -{ - return MATRIX_COLS; -} - -void matrix_init(void) -{ - debug_enable = true; - debug_matrix = true; - debug_mouse = true; - // initialize row and col - unselect_rows(); - init_cols(); - - TX_RX_LED_INIT; - - // initialize matrix state: all keys off - for (uint8_t i=0; i < MATRIX_ROWS; i++) { - matrix[i] = 0; - matrix_debouncing[i] = 0; - } - - is_master = has_usb(); - - matrix_init_quantum(); -} - -uint8_t _matrix_scan(void) -{ - // Right hand is stored after the left in the matirx so, we need to offset it - int offset = isLeftHand ? 0 : (ROWS_PER_HAND); - - for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { - select_row(i); - _delay_us(30); // without this wait read unstable value. - matrix_row_t cols = read_cols(); - if (matrix_debouncing[i+offset] != cols) { - matrix_debouncing[i+offset] = cols; - debouncing = DEBOUNCE; - } - unselect_rows(); - } - - if (debouncing) { - if (--debouncing) { - _delay_ms(1); - } else { - for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { - matrix[i+offset] = matrix_debouncing[i+offset]; - } - } - } - - return 1; -} - -#ifdef USE_I2C - -// Get rows from other half over i2c -int i2c_transaction(void) { - int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; - - int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); - if (err) goto i2c_error; - - // start of matrix stored at 0x00 - err = i2c_master_write(0x00); - if (err) goto i2c_error; - - // Start read - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ); - if (err) goto i2c_error; - - if (!err) { - 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 - i2c_reset_state(); - return err; - } - - return 0; -} - -#else // USE_SERIAL - -int serial_transaction(void) { - int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; - int ret=serial_update_buffers(); - if (ret ) { - if(ret==2)RXLED1; - return 1; - } -RXLED0; - for (int i = 0; i < ROWS_PER_HAND; ++i) { - matrix[slaveOffset+i] = serial_slave_buffer[i]; - } - return 0; -} -#endif - -uint8_t matrix_scan(void) -{ - if (is_master) { - matrix_master_scan(); - }else{ - matrix_slave_scan(); - -// if(serial_slave_DATA_CORRUPT()){ -// TXLED0; - int offset = (isLeftHand) ? ROWS_PER_HAND : 0; - - for (int i = 0; i < ROWS_PER_HAND; ++i) { - matrix[offset+i] = serial_master_buffer[i]; - } - -// }else{ -// TXLED1; -// } - - matrix_scan_quantum(); - } - return 1; -} - - -uint8_t matrix_master_scan(void) { - - int ret = _matrix_scan(); - -#ifndef KEYBOARD_helix_rev1 - int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; - -#ifdef USE_I2C -// for (int i = 0; i < ROWS_PER_HAND; ++i) { - /* i2c_slave_buffer[i] = matrix[offset+i]; */ -// i2c_slave_buffer[i] = matrix[offset+i]; -// } -#else // USE_SERIAL - for (int i = 0; i < ROWS_PER_HAND; ++i) { - serial_master_buffer[i] = matrix[offset+i]; - } -#endif -#endif - -#ifdef USE_I2C - if( i2c_transaction() ) { -#else // USE_SERIAL - 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; - } - matrix_scan_quantum(); - return ret; -} - -void matrix_slave_scan(void) { - _matrix_scan(); - - int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; - -#ifdef USE_I2C - for (int i = 0; i < ROWS_PER_HAND; ++i) { - /* i2c_slave_buffer[i] = matrix[offset+i]; */ - i2c_slave_buffer[i] = matrix[offset+i]; - } -#else // USE_SERIAL - for (int i = 0; i < ROWS_PER_HAND; ++i) { - serial_slave_buffer[i] = matrix[offset+i]; - } -#endif -} - -bool matrix_is_modified(void) -{ - if (debouncing) return false; - return true; -} - -inline -bool matrix_is_on(uint8_t row, uint8_t col) -{ - return (matrix[row] & ((matrix_row_t)1<<col)); -} - -inline -matrix_row_t matrix_get_row(uint8_t row) -{ - return matrix[row]; -} - -void matrix_print(void) -{ - print("\nr/c 0123456789ABCDEF\n"); - for (uint8_t row = 0; row < MATRIX_ROWS; row++) { - phex(row); print(": "); - pbin_reverse16(matrix_get_row(row)); - print("\n"); - } -} - -uint8_t matrix_key_count(void) -{ - uint8_t count = 0; - for (uint8_t i = 0; i < MATRIX_ROWS; i++) { - count += bitpop16(matrix[i]); - } - return count; -} - -static void init_cols(void) -{ - for(int x = 0; x < MATRIX_COLS; x++) { - _SFR_IO8((col_pins[x] >> 4) + 1) &= ~_BV(col_pins[x] & 0xF); - _SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF); - } -} - -static matrix_row_t read_cols(void) -{ - matrix_row_t result = 0; - for(int x = 0; x < MATRIX_COLS; x++) { - result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x); - } - return result; -} - -static void unselect_rows(void) -{ - for(int x = 0; x < ROWS_PER_HAND; x++) { - _SFR_IO8((row_pins[x] >> 4) + 1) &= ~_BV(row_pins[x] & 0xF); - _SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF); - } -} - -static void select_row(uint8_t row) -{ - _SFR_IO8((row_pins[row] >> 4) + 1) |= _BV(row_pins[row] & 0xF); - _SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF); -} |