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Update ps2avrgb template to use standard matrix/i2c code (#4957)

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* Update ps2avrgb template to use standard matrix/i2c code

* Default to an 8x11 matrix in the ps2avrgb template
This commit is contained in:
James Churchill 2019-04-06 02:20:43 +10:00 • committed by MechMerlin
parent dad66cad40
commit 4c1760883e
7 changed files with 100 additions and 271 deletions
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8
quantum/template/avr/template.c
View file

@ -15,6 +15,12 @@
*/
#include "%KEYBOARD%.h"
// Optional override functions below.
// You can leave any or all of these undefined.
// These are only required if you want to perform custom actions.
/*
void matrix_init_kb(void) {
// put your keyboard start-up code here
// runs once when the firmware starts up
@ -41,3 +47,5 @@ void led_set_kb(uint8_t usb_led) {
led_set_user(usb_led);
}
*/

13
quantum/template/ps2avrgb/config.h
View file

@ -21,17 +21,20 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define VENDOR_ID 0x20A0
#define PRODUCT_ID 0x422D
#define DEVICE_VER 0x0001
#define MANUFACTURER You
#define PRODUCT %KEYBOARD%
#define DESCRIPTION A custom keyboard
#define RGBLED_NUM 16
#define MATRIX_ROWS 2
#define MATRIX_COLS 3
#define MATRIX_ROWS 8
#define MATRIX_COLS 11
#define MATRIX_ROW_PINS { D0, D5 }
#define MATRIX_COL_PINS { F1, F0, B0 }
#define UNUSED_PINS
#define MATRIX_ROW_PINS { B0, B1, B2, B3, B4, B5, B6, B7 }
#define MATRIX_COL_PINS { A0, A1, A2, A3, A4, A5, A6, A7, C7, C6, C5 }
// #define MATRIX_COL_PINS { A0, A1, A2, A3, A4, A5, A6, A7, C7, C6, C5, C4, C3, C2, C1, C0, D7 }
#define UNUSED_PINS {}
#define DIODE_DIRECTION COL2ROW
#define DEBOUNCING_DELAY 5

106
quantum/template/ps2avrgb/i2c.c
View file

@ -1,106 +0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/
// Please do not modify this file
#include <avr/io.h>
#include <util/twi.h>
#include "i2c.h"
void i2c_set_bitrate(uint16_t bitrate_khz) {
uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
if (bitrate_div >= 16) {
bitrate_div = (bitrate_div - 16) / 2;
}
TWBR = bitrate_div;
}
void i2c_init(void) {
// set pull-up resistors on I2C bus pins
PORTC |= 0b11;
i2c_set_bitrate(400);
// enable TWI (two-wire interface)
TWCR |= (1 << TWEN);
// enable TWI interrupt and slave address ACK
TWCR |= (1 << TWIE);
TWCR |= (1 << TWEA);
}
uint8_t i2c_start(uint8_t address) {
// reset TWI control register
TWCR = 0;
// begin transmission and wait for it to end
TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
while (!(TWCR & (1<<TWINT)));
// check if the start condition was successfully transmitted
if ((TWSR & 0xF8) != TW_START) {
return 1;
}
// transmit address and wait
TWDR = address;
TWCR = (1<<TWINT) | (1<<TWEN);
while (!(TWCR & (1<<TWINT)));
// check if the device has acknowledged the READ / WRITE mode
uint8_t twst = TW_STATUS & 0xF8;
if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
return 1;
}
return 0;
}
void i2c_stop(void) {
TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}
uint8_t i2c_write(uint8_t data) {
TWDR = data;
// transmit data and wait
TWCR = (1<<TWINT) | (1<<TWEN);
while (!(TWCR & (1<<TWINT)));
if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
return 1;
}
return 0;
}
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
if (i2c_start(address)) {
return 1;
}
for (uint16_t i = 0; i < length; i++) {
if (i2c_write(data[i])) {
return 1;
}
}
i2c_stop();
return 0;
}

27
quantum/template/ps2avrgb/i2c.h
View file

@ -1,27 +0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/
// Please do not modify this file
#ifndef __I2C_H__
#define __I2C_H__
void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);
#endif

112
quantum/template/ps2avrgb/matrix.c
View file

@ -1,112 +0,0 @@
/*
Copyright 2017 Luiz Ribeiro <luizribeiro@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 <avr/io.h>
#include <util/delay.h>
#include "matrix.h"
#ifndef DEBOUNCE
# define DEBOUNCE 5
#endif
static uint8_t debouncing = DEBOUNCE;
static matrix_row_t matrix[MATRIX_ROWS];
static matrix_row_t matrix_debouncing[MATRIX_ROWS];
void matrix_set_row_status(uint8_t row);
uint8_t bit_reverse(uint8_t x);
void matrix_init(void) {
// all outputs for rows high
DDRB = 0xFF;
PORTB = 0xFF;
// all inputs for columns
DDRA = 0x00;
DDRC &= ~(0x111111<<2);
DDRD &= ~(1<<PIND7);
// all columns are pulled-up
PORTA = 0xFF;
PORTC |= (0b111111<<2);
PORTD |= (1<<PIND7);
// initialize matrix state: all keys off
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
matrix[row] = 0x00;
matrix_debouncing[row] = 0x00;
}
matrix_init_quantum();
}
uint8_t matrix_scan(void) {
for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
matrix_set_row_status(row);
_delay_us(5);
matrix_row_t cols = (
// cols 0..7, PORTA 0 -> 7
(~PINA) & 0xFF
) | (
// cols 8..13, PORTC 7 -> 0
bit_reverse((~PINC) & 0xFF) << 8
) | (
// col 14, PORTD 7
((~PIND) & (1 << PIND7)) << 7
);
if (matrix_debouncing[row] != cols) {
matrix_debouncing[row] = cols;
debouncing = DEBOUNCE;
}
}
if (debouncing) {
if (--debouncing) {
_delay_ms(1);
} else {
for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
matrix[i] = matrix_debouncing[i];
}
}
}
matrix_scan_quantum();
return 1;
}
// declarations
void matrix_set_row_status(uint8_t row) {
DDRB = (1 << row);
PORTB = ~(1 << row);
}
uint8_t bit_reverse(uint8_t x) {
x = ((x >> 1) & 0x55) | ((x << 1) & 0xaa);
x = ((x >> 2) & 0x33) | ((x << 2) & 0xcc);
x = ((x >> 4) & 0x0f) | ((x << 4) & 0xf0);
return x;
}
inline matrix_row_t matrix_get_row(uint8_t row) {
return matrix[row];
}
void matrix_print(void) {
}

4
quantum/template/ps2avrgb/rules.mk
View file

@ -42,9 +42,7 @@ RGBLIGHT_CUSTOM_DRIVER = yes
OPT_DEFS = -DDEBUG_LEVEL=0
# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC += i2c_master.c
# programming options
PROGRAM_CMD = ./util/atmega32a_program.py $(TARGET).hex

77
quantum/template/ps2avrgb/template.c
View file

@ -13,13 +13,78 @@
* 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 "%KEYBOARD%.h"
#include <avr/pgmspace.h>
#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"
#ifdef RGBLIGHT_ENABLE
__attribute__ ((weak))
void matrix_scan_user(void) {
#include <string.h>
#include "i2c_master.h"
#include "rgblight.h"
extern rgblight_config_t rgblight_config;
void matrix_init_kb(void) {
i2c_init();
// call user level keymaps, if any
matrix_init_user();
}
// custom RGB driver
void rgblight_set(void) {
if (!rgblight_config.enable) {
memset(led, 0, 3 * RGBLED_NUM);
}
i2c_transmit(0xb0, (uint8_t*)led, 3 * RGBLED_NUM, 100);
}
bool rgb_init = false;
void matrix_scan_kb(void) {
// if LEDs were previously on before poweroff, turn them back on
if (rgb_init == false && rgblight_config.enable) {
i2c_transmit(0xb0, (uint8_t*)led, 3 * RGBLED_NUM, 100);
rgb_init = true;
}
rgblight_task();
matrix_scan_user();
}
#endif
// Optional override functions below.
// You can leave any or all of these undefined.
// These are only required if you want to perform custom actions.
/*
void matrix_init_kb(void) {
// put your keyboard start-up code here
// runs once when the firmware starts up
matrix_init_user();
}
void matrix_scan_kb(void) {
// put your looping keyboard code here
// runs every cycle (a lot)
matrix_scan_user();
}
bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
// put your per-action keyboard code here
// runs for every action, just before processing by the firmware
return process_record_user(keycode, record);
}
void led_set_kb(uint8_t usb_led) {
// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
led_set_user(usb_led);
}
*/