forked from mirrors/qmk_userspace
Added wireless support; Added Lemokey L3; Added Keychron V1 Max
This commit is contained in:
parent
9539f135d8
commit
4ae5990fcc
31585 changed files with 99327 additions and 1763186 deletions
218
keyboards/keychron/common/matrix.c
Normal file
218
keyboards/keychron/common/matrix.c
Normal file
|
@ -0,0 +1,218 @@
|
|||
/* Copyright 2023 @ Keychron (https://www.keychron.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/>.
|
||||
*/
|
||||
|
||||
#include "quantum.h"
|
||||
|
||||
#ifndef HC595_STCP
|
||||
# define HC595_STCP B0
|
||||
#endif
|
||||
#ifndef HC595_SHCP
|
||||
# define HC595_SHCP A1
|
||||
#endif
|
||||
#ifndef HC595_DS
|
||||
# define HC595_DS A7
|
||||
#endif
|
||||
|
||||
#ifndef HC595_START_INDEX
|
||||
# define HC595_START_INDEX 0
|
||||
#endif
|
||||
#ifndef HC595_END_INDEX
|
||||
# define HC595_END_INDEX 15
|
||||
#endif
|
||||
#ifndef HC595_OFFSET_INDEX
|
||||
# define HC595_OFFSET_INDEX 0
|
||||
#endif
|
||||
|
||||
#if defined(HC595_START_INDEX) && defined(HC595_END_INDEX)
|
||||
# if ((HC595_END_INDEX - HC595_START_INDEX + 1) > 16)
|
||||
# define SIZE_T uint32_t
|
||||
# define UNSELECT_ALL_COL 0xFFFFFFFF
|
||||
# define SELECT_ALL_COL 0x00000000
|
||||
# elif ((HC595_END_INDEX - HC595_START_INDEX + 1) > 8)
|
||||
# define SIZE_T uint16_t
|
||||
# define UNSELECT_ALL_COL 0xFFFF
|
||||
# define SELECT_ALL_COL 0x0000
|
||||
# else
|
||||
# define SIZE_T uint8_t
|
||||
# define UNSELECT_ALL_COL 0xFF
|
||||
# define SELECT_ALL_COL 0x00
|
||||
# endif
|
||||
#endif
|
||||
|
||||
pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
|
||||
pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
|
||||
|
||||
static inline uint8_t readMatrixPin(pin_t pin) {
|
||||
if (pin != NO_PIN) {
|
||||
return readPin(pin);
|
||||
} else {
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
static inline void setPinOutput_writeLow(pin_t pin) {
|
||||
setPinOutput(pin);
|
||||
writePinLow(pin);
|
||||
}
|
||||
|
||||
static inline void setPinOutput_writeHigh(pin_t pin) {
|
||||
setPinOutput(pin);
|
||||
writePinHigh(pin);
|
||||
}
|
||||
|
||||
static inline void HC595_delay(uint16_t n) {
|
||||
while (n-- > 0) {
|
||||
asm volatile("nop" ::: "memory");
|
||||
}
|
||||
}
|
||||
|
||||
static void HC595_output(SIZE_T data, bool bit_flag) {
|
||||
uint8_t n = 1;
|
||||
|
||||
ATOMIC_BLOCK_FORCEON {
|
||||
for (uint8_t i = 0; i < (HC595_END_INDEX - HC595_START_INDEX + 1); i++) {
|
||||
if (data & 0x1) {
|
||||
writePinHigh(HC595_DS);
|
||||
} else {
|
||||
writePinLow(HC595_DS);
|
||||
}
|
||||
writePinHigh(HC595_SHCP);
|
||||
HC595_delay(n);
|
||||
writePinLow(HC595_SHCP);
|
||||
HC595_delay(n);
|
||||
if (bit_flag) {
|
||||
break;
|
||||
} else {
|
||||
data = data >> 1;
|
||||
}
|
||||
}
|
||||
writePinHigh(HC595_STCP);
|
||||
HC595_delay(n);
|
||||
writePinLow(HC595_STCP);
|
||||
HC595_delay(n);
|
||||
}
|
||||
}
|
||||
|
||||
static void select_col(uint8_t col) {
|
||||
if (col < HC595_START_INDEX || col > HC595_END_INDEX) {
|
||||
setPinOutput_writeLow(col_pins[col]);
|
||||
} else {
|
||||
if (col == HC595_START_INDEX) {
|
||||
HC595_output(0x00, true);
|
||||
if (col < HC595_OFFSET_INDEX) {
|
||||
HC595_output(0x01, true);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void unselect_col(uint8_t col) {
|
||||
if (col < HC595_START_INDEX || col > HC595_END_INDEX) {
|
||||
#ifdef MATRIX_UNSELECT_DRIVE_HIGH
|
||||
setPinOutput_writeHigh(col_pins[col]);
|
||||
#else
|
||||
setPinInputHigh(col_pins[col]);
|
||||
#endif
|
||||
} else {
|
||||
HC595_output(0x01, true);
|
||||
}
|
||||
}
|
||||
|
||||
static void unselect_cols(void) {
|
||||
for (uint8_t col = 0; col < MATRIX_COLS; col++) {
|
||||
if (col < HC595_START_INDEX || col > HC595_END_INDEX) {
|
||||
#ifdef MATRIX_UNSELECT_DRIVE_HIGH
|
||||
setPinOutput_writeHigh(col_pins[col]);
|
||||
#else
|
||||
setPinInputHigh(col_pins[col]);
|
||||
#endif
|
||||
} else {
|
||||
if (col == HC595_START_INDEX) {
|
||||
HC595_output(UNSELECT_ALL_COL, false);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void select_all_cols(void) {
|
||||
for (uint8_t col = 0; col < MATRIX_COLS; col++) {
|
||||
if (col < HC595_START_INDEX || col > HC595_END_INDEX) {
|
||||
setPinOutput_writeLow(col_pins[col]);
|
||||
} else {
|
||||
if (col == HC595_START_INDEX) {
|
||||
HC595_output(SELECT_ALL_COL, false);
|
||||
}
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void matrix_read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col, matrix_row_t row_shifter) {
|
||||
// Select col
|
||||
select_col(current_col); // select col
|
||||
HC595_delay(200);
|
||||
|
||||
// For each row...
|
||||
for (uint8_t row_index = 0; row_index < MATRIX_ROWS; row_index++) {
|
||||
// Check row pin state
|
||||
if (readMatrixPin(row_pins[row_index]) == 0) {
|
||||
// Pin LO, set col bit
|
||||
current_matrix[row_index] |= row_shifter;
|
||||
} else {
|
||||
// Pin HI, clear col bit
|
||||
current_matrix[row_index] &= ~row_shifter;
|
||||
}
|
||||
}
|
||||
|
||||
// Unselect col
|
||||
unselect_col(current_col);
|
||||
HC595_delay(200); // wait for all Row signals to go HIGH
|
||||
}
|
||||
|
||||
void matrix_init_custom(void) {
|
||||
setPinOutput(HC595_DS);
|
||||
setPinOutput(HC595_STCP);
|
||||
setPinOutput(HC595_SHCP);
|
||||
|
||||
for (uint8_t x = 0; x < MATRIX_ROWS; x++) {
|
||||
if (row_pins[x] != NO_PIN) {
|
||||
setPinInputHigh(row_pins[x]);
|
||||
}
|
||||
}
|
||||
|
||||
unselect_cols();
|
||||
}
|
||||
|
||||
bool matrix_scan_custom(matrix_row_t current_matrix[]) {
|
||||
matrix_row_t curr_matrix[MATRIX_ROWS] = {0};
|
||||
|
||||
// Set col, read rows
|
||||
matrix_row_t row_shifter = MATRIX_ROW_SHIFTER;
|
||||
for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++, row_shifter <<= 1) {
|
||||
matrix_read_rows_on_col(curr_matrix, current_col, row_shifter);
|
||||
}
|
||||
|
||||
bool changed = memcmp(current_matrix, curr_matrix, sizeof(curr_matrix)) != 0;
|
||||
if (changed) memcpy(current_matrix, curr_matrix, sizeof(curr_matrix));
|
||||
|
||||
return changed;
|
||||
}
|
||||
|
||||
void suspend_wakeup_init_kb(void) {
|
||||
// code will run on keyboard wakeup
|
||||
clear_keyboard();
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue