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Diffstat (limited to 'keyboards/miniaxe/matrix.c')
| -rw-r--r-- | keyboards/miniaxe/matrix.c | 641 |
1 files changed, 0 insertions, 641 deletions
diff --git a/keyboards/miniaxe/matrix.c b/keyboards/miniaxe/matrix.c deleted file mode 100644 index 5fec1281d..000000000 --- a/keyboards/miniaxe/matrix.c +++ /dev/null @@ -1,641 +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 "wait.h" -#include "print.h" -#include "debug.h" -#include "util.h" -#include "matrix.h" -#include "split_util.h" -#include "pro_micro.h" -#include "config.h" -#include "timer.h" -#include "split_flags.h" - -#ifdef BACKLIGHT_ENABLE -# include "backlight.h" - extern backlight_config_t backlight_config; -#endif - -#if defined(USE_I2C) || defined(EH) -# include "i2c.h" -#else // USE_SERIAL -# include "serial.h" -#endif - -#ifndef DEBOUNCING_DELAY -# define DEBOUNCING_DELAY 5 -#endif - -#if (DEBOUNCING_DELAY > 0) - static uint16_t debouncing_time; - static bool debouncing = false; -#endif - -#if defined(USE_I2C) || defined(EH) - -#if (MATRIX_COLS <= 8) -# define print_matrix_header() print("\nr/c 01234567\n") -# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row)) -# define matrix_bitpop(i) bitpop(matrix[i]) -# define ROW_SHIFTER ((uint8_t)1) -#else -# error "Currently only supports 8 COLS" -#endif - -#else // USE_SERIAL - -#if (MATRIX_COLS <= 8) -# define print_matrix_header() print("\nr/c 01234567\n") -# define print_matrix_row(row) print_bin_reverse8(matrix_get_row(row)) -# define matrix_bitpop(i) bitpop(matrix[i]) -# define ROW_SHIFTER ((uint8_t)1) -#elif (MATRIX_COLS <= 16) -# define print_matrix_header() print("\nr/c 0123456789ABCDEF\n") -# define print_matrix_row(row) print_bin_reverse16(matrix_get_row(row)) -# define matrix_bitpop(i) bitpop16(matrix[i]) -# define ROW_SHIFTER ((uint16_t)1) -#elif (MATRIX_COLS <= 32) -# define print_matrix_header() print("\nr/c 0123456789ABCDEF0123456789ABCDEF\n") -# define print_matrix_row(row) print_bin_reverse32(matrix_get_row(row)) -# define matrix_bitpop(i) bitpop32(matrix[i]) -# define ROW_SHIFTER ((uint32_t)1) -#endif - -#endif -static matrix_row_t matrix_debouncing[MATRIX_ROWS]; - -#define ERROR_DISCONNECT_COUNT 5 - -#define ROWS_PER_HAND (MATRIX_ROWS/2) - -static uint8_t error_count = 0; - -#if ((DIODE_DIRECTION == COL2ROW) || (DIODE_DIRECTION == ROW2COL)) -static uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS; -static uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS; -#elif (DIODE_DIRECTION == CUSTOM_MATRIX) -static uint8_t row_col_pins[MATRIX_ROWS][MATRIX_COLS] = MATRIX_ROW_COL_PINS; -#endif - -/* matrix state(1:on, 0:off) */ -static matrix_row_t matrix[MATRIX_ROWS]; -static matrix_row_t matrix_debouncing[MATRIX_ROWS]; - -#if (DIODE_DIRECTION == COL2ROW) - static void init_cols(void); - static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row); - static void unselect_rows(void); - static void select_row(uint8_t row); - static void unselect_row(uint8_t row); -#elif (DIODE_DIRECTION == ROW2COL) - static void init_rows(void); - static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col); - static void unselect_cols(void); - static void unselect_col(uint8_t col); - static void select_col(uint8_t col); -#elif (DIODE_DIRECTION == CUSTOM_MATRIX) - static void init_cols_rows(void); - static bool read_cols(matrix_row_t current_matrix[], uint8_t current_row); -#endif - -__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) { -} - -__attribute__ ((weak)) -void matrix_slave_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) -{ -#ifdef DISABLE_JTAG - // JTAG disable for PORT F. write JTD bit twice within four cycles. - MCUCR |= (1<<JTD); - MCUCR |= (1<<JTD); -#endif - - debug_enable = true; - debug_matrix = true; - debug_mouse = true; - - // Set pinout for right half if pinout for that half is defined - if (!isLeftHand) { -#ifdef MATRIX_ROW_PINS_RIGHT - const uint8_t row_pins_right[MATRIX_ROWS] = MATRIX_ROW_PINS_RIGHT; - for (uint8_t i = 0; i < MATRIX_ROWS; i++) - row_pins[i] = row_pins_right[i]; -#endif -#ifdef MATRIX_COL_PINS_RIGHT - const uint8_t col_pins_right[MATRIX_COLS] = MATRIX_COL_PINS_RIGHT; - for (uint8_t i = 0; i < MATRIX_COLS; i++) - col_pins[i] = col_pins_right[i]; -#endif - } - - // initialize row and col -#if (DIODE_DIRECTION == COL2ROW) - unselect_rows(); - init_cols(); -#elif (DIODE_DIRECTION == ROW2COL) - unselect_cols(); - init_rows(); -#elif (DIODE_DIRECTION == CUSTOM_MATRIX) - init_cols_rows(); -#endif - - // initialize matrix state: all keys off - for (uint8_t i=0; i < MATRIX_ROWS; i++) { - matrix[i] = 0; - matrix_debouncing[i] = 0; - } - - matrix_init_quantum(); - -} - -uint8_t _matrix_scan(void) -{ - int offset = isLeftHand ? 0 : (ROWS_PER_HAND); -#if (DIODE_DIRECTION == COL2ROW) - // Set row, read cols - for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) { -# if (DEBOUNCING_DELAY > 0) - bool matrix_changed = read_cols_on_row(matrix_debouncing+offset, current_row); - - if (matrix_changed) { - debouncing = true; - debouncing_time = timer_read(); - } - -# else - read_cols_on_row(matrix+offset, 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+offset, current_col); - if (matrix_changed) { - debouncing = true; - debouncing_time = timer_read(); - } -# else - read_rows_on_col(matrix+offset, current_col); -# endif - - } - -#elif (DIODE_DIRECTION == CUSTOM_MATRIX) - // Set row, read cols - for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) { -# if (DEBOUNCING_DELAY > 0) - bool matrix_changed = read_cols(matrix_debouncing+offset, current_row); - if (matrix_changed) { - debouncing = true; - debouncing_time = timer_read(); - } -# else - read_cols(matrix+offset, current_row); -# endif - } -#endif - -# if (DEBOUNCING_DELAY > 0) - if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) { - for (uint8_t i = 0; i < ROWS_PER_HAND; i++) { - matrix[i+offset] = matrix_debouncing[i+offset]; - } - debouncing = false; - } -# endif - - return 1; -} - -#if defined(USE_I2C) || defined(EH) - -// Get rows from other half over i2c -int i2c_transaction(void) { - int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; - int err = 0; - - // write backlight info - #ifdef BACKLIGHT_ENABLE - if (BACKLIT_DIRTY) { - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); - if (err) goto i2c_error; - - // Backlight location - err = i2c_master_write(I2C_BACKLIT_START); - if (err) goto i2c_error; - - // Write backlight - i2c_master_write(get_backlight_level()); - - BACKLIT_DIRTY = false; - } - #endif - - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); - if (err) goto i2c_error; - - // start of matrix stored at I2C_KEYMAP_START - err = i2c_master_write(I2C_KEYMAP_START); - 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; - } - - #ifdef RGBLIGHT_ENABLE - if (RGB_DIRTY) { - err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE); - if (err) goto i2c_error; - - // RGB Location - err = i2c_master_write(I2C_RGB_START); - if (err) goto i2c_error; - - uint32_t dword = eeconfig_read_rgblight(); - - // Write RGB - err = i2c_master_write_data(&dword, 4); - if (err) goto i2c_error; - - RGB_DIRTY = false; - i2c_master_stop(); - } - #endif - - return 0; -} - -#else // USE_SERIAL - - -typedef struct _Serial_s2m_buffer_t { - // TODO: if MATRIX_COLS > 8 change to uint8_t packed_matrix[] for pack/unpack - matrix_row_t smatrix[ROWS_PER_HAND]; -} Serial_s2m_buffer_t; - -volatile Serial_s2m_buffer_t serial_s2m_buffer = {}; -volatile Serial_m2s_buffer_t serial_m2s_buffer = {}; -uint8_t volatile status0 = 0; - -SSTD_t transactions[] = { - { (uint8_t *)&status0, - sizeof(serial_m2s_buffer), (uint8_t *)&serial_m2s_buffer, - sizeof(serial_s2m_buffer), (uint8_t *)&serial_s2m_buffer - } -}; - -void serial_master_init(void) -{ soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); } - -void serial_slave_init(void) -{ soft_serial_target_init(transactions, TID_LIMIT(transactions)); } - -int serial_transaction(void) { - int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0; - - if (soft_serial_transaction()) { - return 1; - } - - // TODO: if MATRIX_COLS > 8 change to unpack() - for (int i = 0; i < ROWS_PER_HAND; ++i) { - matrix[slaveOffset+i] = serial_s2m_buffer.smatrix[i]; - } - - #ifdef RGBLIGHT_ENABLE - // Code to send RGB over serial goes here (not implemented yet) - #endif - - #ifdef BACKLIGHT_ENABLE - // Write backlight level for slave to read - serial_m2s_buffer.backlight_level = backlight_config.enable ? backlight_config.level : 0; - #endif - - return 0; -} -#endif - -uint8_t matrix_scan(void) -{ - uint8_t ret = _matrix_scan(); - -#if defined(USE_I2C) || defined(EH) - if( i2c_transaction() ) { -#else // USE_SERIAL - if( serial_transaction() ) { -#endif - - 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 { - error_count = 0; - } - matrix_scan_quantum(); - return ret; -} - -void matrix_slave_scan(void) { - _matrix_scan(); - - int offset = (isLeftHand) ? 0 : ROWS_PER_HAND; - -#if defined(USE_I2C) || defined(EH) - for (int i = 0; i < ROWS_PER_HAND; ++i) { - i2c_slave_buffer[I2C_KEYMAP_START+i] = matrix[offset+i]; - } -#else // USE_SERIAL - // TODO: if MATRIX_COLS > 8 change to pack() - for (int i = 0; i < ROWS_PER_HAND; ++i) { - serial_s2m_buffer.smatrix[i] = matrix[offset+i]; - } -#endif - matrix_slave_scan_user(); -} - -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; -} - -#if (DIODE_DIRECTION == COL2ROW) - -static void init_cols(void) -{ - for(uint8_t x = 0; x < MATRIX_COLS; x++) { - uint8_t pin = col_pins[x]; - _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN - _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI - } -} - -static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) -{ - // Store last value of row prior to reading - matrix_row_t last_row_value = current_matrix[current_row]; - - // Clear data in matrix row - current_matrix[current_row] = 0; - - // Select row and wait for row selecton to stabilize - select_row(current_row); - wait_us(30); - - // For each col... - for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { - - // Select the col pin to read (active low) - uint8_t pin = col_pins[col_index]; - uint8_t pin_state = (_SFR_IO8(pin >> 4) & _BV(pin & 0xF)); - - // Populate the matrix row with the state of the col pin - current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index); - } - - // Unselect row - unselect_row(current_row); - - return (last_row_value != current_matrix[current_row]); -} - -static void select_row(uint8_t row) -{ - uint8_t pin = row_pins[row]; - _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT - _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW -} - -static void unselect_row(uint8_t row) -{ - uint8_t pin = row_pins[row]; - _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN - _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI -} - -static void unselect_rows(void) -{ - for(uint8_t x = 0; x < ROWS_PER_HAND; x++) { - uint8_t pin = row_pins[x]; - _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN - _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI - } -} - -#elif (DIODE_DIRECTION == ROW2COL) - -static void init_rows(void) -{ - for(uint8_t x = 0; x < ROWS_PER_HAND; x++) { - uint8_t pin = row_pins[x]; - _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN - _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI - } -} - -static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col) -{ - bool matrix_changed = false; - - // Select col and wait for col selecton to stabilize - select_col(current_col); - wait_us(30); - - // For each row... - for(uint8_t row_index = 0; row_index < ROWS_PER_HAND; row_index++) - { - - // Store last value of row prior to reading - matrix_row_t last_row_value = current_matrix[row_index]; - - // Check row pin state - if ((_SFR_IO8(row_pins[row_index] >> 4) & _BV(row_pins[row_index] & 0xF)) == 0) - { - // Pin LO, set col bit - current_matrix[row_index] |= (ROW_SHIFTER << current_col); - } - else - { - // Pin HI, clear col bit - current_matrix[row_index] &= ~(ROW_SHIFTER << current_col); - } - - // Determine if the matrix changed state - if ((last_row_value != current_matrix[row_index]) && !(matrix_changed)) - { - matrix_changed = true; - } - } - - // Unselect col - unselect_col(current_col); - - return matrix_changed; -} - -static void select_col(uint8_t col) -{ - uint8_t pin = col_pins[col]; - _SFR_IO8((pin >> 4) + 1) |= _BV(pin & 0xF); // OUT - _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW -} - -static void unselect_col(uint8_t col) -{ - uint8_t pin = col_pins[col]; - _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN - _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI -} - -static void unselect_cols(void) -{ - for(uint8_t x = 0; x < MATRIX_COLS; x++) { - uint8_t pin = col_pins[x]; - _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN - _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); // HI - } -} - -#elif (DIODE_DIRECTION == CUSTOM_MATRIX) - -static void init_cols_rows(void) -{ - for(int row = 0; row < MATRIX_ROWS; row++) { - for(int col = 0; col < MATRIX_COLS; col++) { - uint8_t pin = row_col_pins[row][col]; - if(pin == NO_PIN) { - continue; - } - // DDxn set 0 for input - _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); - // PORTxn set 1 for input/pullup - _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF); - } - } -} - -static bool read_cols(matrix_row_t current_matrix[], uint8_t current_row) -{ - matrix_row_t last_row_value = current_matrix[current_row]; - current_matrix[current_row] = 0; - - for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) { - uint8_t pin = row_col_pins[current_row][col_index]; - if(pin == NO_PIN) { - current_matrix[current_row] |= 0; - } - else { - uint8_t pin_state = (_SFR_IO8(pin >> 4) & _BV(pin & 0xF)); - current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index); - } - } - - return (last_row_value != current_matrix[current_row]); -} - -#endif |