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Got luizribeiro's ps2avrgb implementation working for Mechmini

This commit is contained in:
krusli 2017-09-16 11:08:29 +10:00 committed by Jack Humbert
parent 024f0455de
commit 69ab37fca1
8 changed files with 250 additions and 3 deletions
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5
keyboards/mechmini/config.h
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@ -14,6 +14,7 @@ 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 "config_common.h"
#ifndef CONFIG_H
#define CONFIG_H
@ -29,6 +30,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define MATRIX_ROWS 8
#define MATRIX_COLS 15
#define RGBLED_NUM 16
#define RGBLIGHT_ANIMATIONS
#define RGB_DI_PIN E2
#define NO_UART 1
#define BOOTLOADHID_BOOTLOADER 1

104
keyboards/mechmini/i2c.c Normal file
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@ -0,0 +1,104 @@
/*
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/>.
*/
#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;
}

22
keyboards/mechmini/i2c.h Normal file
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@ -0,0 +1,22 @@
/*
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/>.
*/
#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

71
keyboards/mechmini/keymaps/default/keymap.c
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@ -14,6 +14,10 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "mechmini.h"
#include "rgblight.h"
#include "action_layer.h"
#include "quantum.h"
#define _BL 0
#define _FN1 1
#define _FN2 2
@ -30,7 +34,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
[_FN1] = KEYMAP(
_____, _____, KC_UP, KC_MUTE, KC_VOLD, KC_VOLU, KC_MRWD, KC_MPLY, KC_MFFD, KC_SLCK, KC_PAUS, KC_DEL,
KC_CAPS, KC_LEFT, KC_DOWN, KC_RIGHT, _____, _____, _____, KC_INS, KC_HOME, KC_PGUP, KC_PSCR,
_____, _____, _____, _____, _____, _____, _____, KC_END, KC_PGDN, _____, _____,
_____, _____, M(0), M(1), M(2), _____, _____, KC_END, KC_PGDN, _____, _____,
_____, _____, _____, _____, _____, _____, _____, _____
),
[_FN2] = KEYMAP(
@ -57,5 +61,68 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
)
*/
const uint16_t PROGMEM fn_actions[] = {
uint8_t current_level = 8;
uint8_t prev_current_level = 8;
int is_on = 0;
enum macro_id {
TOGGLE_RGB,
RGB_LEVEL_DOWN,
RGB_LEVEL_UP
};
const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt) {
keyevent_t event = record->event;
switch (id) {
case TOGGLE_RGB:
if (event.pressed) {
if (!is_on) {
is_on = 1;
} else {
is_on = 0;
}
}
case RGB_LEVEL_DOWN:
if (event.pressed && current_level > 0) {
current_level--;
prev_current_level--;
}
break;
case RGB_LEVEL_UP:
if (event.pressed && current_level < 15) {
current_level++;
prev_current_level++;
}
break;
}
return MACRO_NONE;
}
const uint16_t fn_actions[] PROGMEM = {
[0] = ACTION_MACRO(TOGGLE_RGB),
[1] = ACTION_MACRO(RGB_LEVEL_DOWN),
[2] = ACTION_MACRO(RGB_LEVEL_UP)
};
void rgblight_setrgb(uint8_t r, uint8_t g, uint8_t b);
uint8_t dim(uint8_t color, uint8_t opacity) {
return ((uint16_t) color * opacity / 0xFF) & 0xFF;
}
void user_setrgb(uint8_t r, uint8_t g, uint8_t b) {
uint8_t alpha = current_level * 0x11;
rgblight_setrgb(dim(r, alpha), dim(g, alpha), dim(b, alpha));
}
void matrix_scan_user(void) {
if (is_on) {
current_level = prev_current_level;
user_setrgb(0xFF, 0xFF, 0xFF);
} else {
current_level = 0;
user_setrgb(0xFF, 0xFF, 0xFF);
}
}

2
keyboards/mechmini/matrix.c
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@ -93,6 +93,8 @@ uint8_t matrix_scan(void) {
}
}
matrix_scan_user();
return 1;
}

42
keyboards/mechmini/mechmini.c
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@ -0,0 +1,42 @@
/*
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 "mechmini.h"
#include "rgblight.h"
#include <avr/pgmspace.h>
#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"
extern rgblight_config_t rgblight_config;
void rgblight_set(void) {
if (!rgblight_config.enable) {
for (uint8_t i = 0; i < RGBLED_NUM; i++) {
led[i].r = 0;
led[i].g = 0;
led[i].b = 0;
}
}
i2c_init();
i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}
__attribute__ ((weak))
void matrix_scan_user(void) {
rgblight_task();
}

0
keyboards/mechmini/program Normal file → Executable file
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7
keyboards/mechmini/rules.mk
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@ -21,6 +21,8 @@ PROTOCOL = VUSB
NO_UART = yes
NO_SUSPEND_POWER_DOWN = yes
BACKLIGHT_ENABLE = no
RGBLIGHT_ENABLE = yes
DISABLE_WS2812 = yes
# processor frequency
F_CPU = 12000000
@ -32,12 +34,15 @@ EXTRAKEY_ENABLE = yes
CONSOLE_ENABLE = yes
COMMAND_ENABLE = yes
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
OPT_DEFS = -DDEBUG_LEVEL=0
OPT_DEFS += -DBOOTLOADER_SIZE=2048
# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c
SRC = matrix.c i2c.c
# programming options
PROGRAM_CMD = ./keyboards/mechmini/program $(TARGET).hex