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First version of Infinity Ergodox

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Mostly just adding the files from the fredizzimo repository. Still
needs some fixing until it works
This commit is contained in:
Fred Sundvik 2016-07-05 16:45:29 +03:00
parent 94d3159d9d
commit 74847a84f8
12 changed files with 1860 additions and 0 deletions
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keyboards/infinity_ergodox/matrix.c Normal file
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/*
Copyright 2016 Fred Sundvik <fsundvik@gmail.com>
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/>.
*/
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include "hal.h"
#include "timer.h"
#include "wait.h"
#include "print.h"
#include "debug.h"
#include "matrix.h"
#include "serial_link/system/serial_link.h"
/*
* Infinity ErgoDox Pinusage:
* Column pins are input with internal pull-down. Row pins are output and strobe with high.
* Key is high or 1 when it turns on.
*
* col: { PTD1, PTD4, PTD5, PTD6, PTD7 }
* row: { PTB2, PTB3, PTB18, PTB19, PTC0, PTC9, PTC10, PTC11, PTD0 }
*/
/* matrix state(1:on, 0:off) */
static matrix_row_t matrix[MATRIX_ROWS];
static matrix_row_t matrix_debouncing[LOCAL_MATRIX_ROWS];
static bool debouncing = false;
static uint16_t debouncing_time = 0;
void matrix_init(void)
{
/* Column(sense) */
palSetPadMode(GPIOD, 1, PAL_MODE_INPUT_PULLDOWN);
palSetPadMode(GPIOD, 4, PAL_MODE_INPUT_PULLDOWN);
palSetPadMode(GPIOD, 5, PAL_MODE_INPUT_PULLDOWN);
palSetPadMode(GPIOD, 6, PAL_MODE_INPUT_PULLDOWN);
palSetPadMode(GPIOD, 7, PAL_MODE_INPUT_PULLDOWN);
/* Row(strobe) */
palSetPadMode(GPIOB, 2, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOB, 3, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOB, 18, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOB, 19, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOC, 0, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOC, 9, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOC, 10, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOC, 11, PAL_MODE_OUTPUT_PUSHPULL);
palSetPadMode(GPIOD, 0, PAL_MODE_OUTPUT_PUSHPULL);
memset(matrix, 0, MATRIX_ROWS);
memset(matrix_debouncing, 0, LOCAL_MATRIX_ROWS);
}
uint8_t matrix_scan(void)
{
for (int row = 0; row < LOCAL_MATRIX_ROWS; row++) {
matrix_row_t data = 0;
// strobe row
switch (row) {
case 0: palSetPad(GPIOB, 2); break;
case 1: palSetPad(GPIOB, 3); break;
case 2: palSetPad(GPIOB, 18); break;
case 3: palSetPad(GPIOB, 19); break;
case 4: palSetPad(GPIOC, 0); break;
case 5: palSetPad(GPIOC, 9); break;
case 6: palSetPad(GPIOC, 10); break;
case 7: palSetPad(GPIOC, 11); break;
case 8: palSetPad(GPIOD, 0); break;
}
// need wait to settle pin state
// if you wait too short, or have a too high update rate
// the keyboard might freeze, or there might not be enough
// processing power to update the LCD screen properly.
// 20us, or two ticks at 100000Hz seems to be OK
wait_us(20);
// read col data: { PTD1, PTD4, PTD5, PTD6, PTD7 }
data = ((palReadPort(GPIOD) & 0xF0) >> 3) |
((palReadPort(GPIOD) & 0x02) >> 1);
// un-strobe row
switch (row) {
case 0: palClearPad(GPIOB, 2); break;
case 1: palClearPad(GPIOB, 3); break;
case 2: palClearPad(GPIOB, 18); break;
case 3: palClearPad(GPIOB, 19); break;
case 4: palClearPad(GPIOC, 0); break;
case 5: palClearPad(GPIOC, 9); break;
case 6: palClearPad(GPIOC, 10); break;
case 7: palClearPad(GPIOC, 11); break;
case 8: palClearPad(GPIOD, 0); break;
}
if (matrix_debouncing[row] != data) {
matrix_debouncing[row] = data;
debouncing = true;
debouncing_time = timer_read();
}
}
uint8_t offset = 0;
#ifdef MASTER_IS_ON_RIGHT
if (is_serial_link_master()) {
offset = MATRIX_ROWS - LOCAL_MATRIX_ROWS;
}
#endif
if (debouncing && timer_elapsed(debouncing_time) > DEBOUNCE) {
for (int row = 0; row < LOCAL_MATRIX_ROWS; row++) {
matrix[offset + row] = matrix_debouncing[row];
}
debouncing = false;
}
return 1;
}
bool matrix_is_on(uint8_t row, uint8_t col)
{
return (matrix[row] & (1<<col));
}
matrix_row_t matrix_get_row(uint8_t row)
{
return matrix[row];
}
void matrix_print(void)
{
xprintf("\nr/c 01234567\n");
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
xprintf("%X0: ", row);
matrix_row_t data = matrix_get_row(row);
for (int col = 0; col < MATRIX_COLS; col++) {
if (data & (1<<col))
xprintf("1");
else
xprintf("0");
}
xprintf("\n");
}
}
void matrix_set_remote(matrix_row_t* rows, uint8_t index) {
uint8_t offset = 0;
#ifdef MASTER_IS_ON_RIGHT
offset = MATRIX_ROWS - LOCAL_MATRIX_ROWS * (index + 2);
#else
offset = LOCAL_MATRIX_ROWS * (index + 1);
#endif
for (int row = 0; row < LOCAL_MATRIX_ROWS; row++) {
matrix[offset + row] = rows[row];
}
}