aboutsummaryrefslogtreecommitdiffstats
path: root/keyboards/miniaxe/matrix.c
diff options
context:
space:
mode:
Diffstat (limited to 'keyboards/miniaxe/matrix.c')
-rw-r--r--keyboards/miniaxe/matrix.c641
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