di0ib/tmk_keyboard_custom
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New branch for breathing led feature

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This commit is contained in:
Kai Ryu 2014-04-15 16:28:48 +09:00
parent f56f9030f6
commit 91b149f785
10 changed files with 246 additions and 70 deletions
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5
common.mk
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@ -54,6 +54,11 @@ ifdef SLEEP_LED_ENABLE
OPT_DEFS += -DNO_SUSPEND_POWER_DOWN
endif
ifdef BREATHING_LED_ENABLE
SRC += $(COMMON_DIR)/breathing_led.c
OPT_DEFS += -DBREATHING_LED_ENABLE
endif
ifdef BACKLIGHT_ENABLE
SRC += $(COMMON_DIR)/backlight.c
OPT_DEFS += -DBACKLIGHT_ENABLE

36
common/backlight.c
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@ -16,6 +16,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "backlight.h"
#include "breathing_led.h"
#include "eeconfig.h"
#include "debug.h"
@ -33,7 +34,7 @@ void backlight_init(void)
void backlight_increase(void)
{
#ifdef BACKLIGHT_CUSTOM
#if defined(BACKLIGHT_CUSTOM) || defined(BREATHING_LED_ENABLE)
if (backlight_config.enable) {
if (backlight_config.level < BACKLIGHT_LEVELS) {
backlight_config.level++;
@ -42,6 +43,9 @@ void backlight_increase(void)
dprintf("backlight custom increase: %u\n", backlight_config.level);
backlight_set(backlight_config.level);
}
#ifdef BREATHING_LED_ENABLE
breathing_led_increase();
#endif
#else
if(backlight_config.level < BACKLIGHT_LEVELS)
{
@ -56,7 +60,7 @@ void backlight_increase(void)
void backlight_decrease(void)
{
#ifdef BACKLIGHT_CUSTOM
#if defined(BACKLIGHT_CUSTOM) || defined(BREATHING_LED_ENABLE)
if (backlight_config.enable) {
if(backlight_config.level > 1)
{
@ -66,6 +70,9 @@ void backlight_decrease(void)
dprintf("backlight custom decrease: %u\n", backlight_config.level);
backlight_set(backlight_config.level);
}
#ifdef BREATHING_LED_ENABLE
breathing_led_decrease();
#endif
#else
if(backlight_config.level > 0)
{
@ -80,16 +87,37 @@ void backlight_decrease(void)
void backlight_toggle(void)
{
#ifdef BREATHING_LED_ENABLE
if (breathing_led_is_enabled()) {
breathing_led_disable();
backlight_disable();
return;
}
#endif
backlight_config.enable ^= 1;
if (backlight_config.enable)
{
if (backlight_config.enable) {
#if defined(BACKLIGHT_CUSTOM) || defined(BREATHING_LED_ENABLE)
backlight_enable();
#endif
if (backlight_config.level == 0) {
backlight_config.level = 1;
}
}
else {
#ifndef BREATHING_LED_ENABLE
#ifdef BACKLIGHT_CUSTOM
backlight_disable();
#endif
#endif
}
eeconfig_write_backlight(backlight_config.raw);
dprintf("backlight toggle: %u\n", backlight_config.enable);
backlight_set(backlight_config.enable ? backlight_config.level : 0);
#ifdef BREATHING_LED_ENABLE
if (!backlight_config.enable) {
breathing_led_enable();
}
#endif
}
void backlight_step(void)

3
common/backlight.h
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@ -36,6 +36,9 @@ void backlight_decrease(void);
void backlight_toggle(void);
void backlight_step(void);
void backlight_enable(void);
void backlight_disable(void);
void backlight_set(uint8_t level);
void backlight_set_raw(uint8_t raw);
#endif

106
common/breathing_led.c Normal file
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@ -0,0 +1,106 @@
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#include "led.h"
#include "breathing_led.h"
#include "backlight.h"
#include "debug.h"
#define BREATHING_LED_TIMER_TOP F_CPU/64
breathing_led_config_t breathing_led_config;
void breathing_led_init(void)
{
/* Timer3 setup */
/* CTC mode */
TCCR3B |= _BV(WGM12);
/* Clock selelct: clk/1 */
TCCR3B |= _BV(CS10);
/* Set TOP value */
uint8_t sreg = SREG;
cli();
OCR3AH = (BREATHING_LED_TIMER_TOP>>8)&0xff;
OCR3AL = BREATHING_LED_TIMER_TOP&0xff;
SREG = sreg;
}
bool breathing_led_is_enabled(void)
{
return breathing_led_config.enable;
}
void breathing_led_enable(void)
{
/* Enable Compare Match Interrupt */
TIMSK3 |= _BV(OCIE3A);
breathing_led_config.enable = true;
dprintf("breathing led on: %u\n", breathing_led_config.enable);
eeconfig_write_breathing_led(breathing_led_config.raw);
}
void breathing_led_disable(void)
{
/* Disable Compare Match Interrupt */
TIMSK3 &= ~_BV(OCIE3A);
breathing_led_config.enable = false;
dprintf("breathing led off: %u\n", breathing_led_config.enable);
eeconfig_write_breathing_led(breathing_led_config.raw);
}
void breathing_led_toggle(void)
{
/* Disable Compare Match Interrupt */
TIMSK3 ^= _BV(OCIE3A);
breathing_led_config.enable ^= 1;
dprintf("breathing led toggle: %u\n", breathing_led_config.enable);
eeconfig_write_breathing_led(breathing_led_config.raw);
}
void breathing_led_increase(void)
{
if (breathing_led_config.enable) {
if (breathing_led_config.level < BREATHING_LED_LEVELS) {
breathing_led_config.level++;
eeconfig_write_breathing_led(breathing_led_config.raw);
}
dprintf("breathing led speed increase: %u\n", breathing_led_config.level);
}
}
void breathing_led_decrease(void)
{
if (breathing_led_config.enable) {
if (breathing_led_config.level > 0)
{
breathing_led_config.level--;
eeconfig_write_breathing_led(breathing_led_config.raw);
}
dprintf("breathing led speed decrease: %u\n", breathing_led_config.level);
}
}
/* Breathing LED brighness(PWM On period) table
* (64[steps] * 4[duration]) / 64[PWM periods/s] = 4 second breath cycle
*
* http://www.wolframalpha.com/input/?i=%28sin%28+x%2F64*pi%29**8+*+255%2C+x%3D0+to+63
* (0..63).each {|x| p ((sin(x/64.0*PI)**8)*255).to_i }
*/
static const uint8_t breathing_table[64] PROGMEM = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 4, 6, 10,
15, 23, 32, 44, 58, 74, 93, 113, 135, 157, 179, 199, 218, 233, 245, 252,
255, 252, 245, 233, 218, 199, 179, 157, 135, 113, 93, 74, 58, 44, 32, 23,
15, 10, 6, 4, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
ISR(TIMER3_COMPA_vect)
{
uint8_t index = 0;
uint8_t step = 0;
step++;
if (step >= BREATHING_LED_LEVELS - breathing_led_config.level) {
step = 0;
index++;
backlight_set_raw(pgm_read_byte(&breathing_table[index]));
}
}

39
common/breathing_led.h Normal file
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@ -0,0 +1,39 @@
#ifndef BREATHING_LED_H
#define BREATHING_LED_H
#ifdef BREATHING_LED_ENABLE
#include <stdint.h>
#include <stdbool.h>
#ifndef BREATHING_LED_LEVEL
#define BREATHING_LED_LEVEL 1
#endif
typedef union {
uint8_t raw;
struct {
bool enable:1;
uint8_t level:7;
};
} breathing_led_config_t;
void breathing_led_init(void);
bool breathing_led_is_enabled(void);
void breathing_led_enable(void);
void breathing_led_disable(void);
void breathing_led_toggle(void);
void breathing_led_increase(void);
void breathing_led_decrease(void);
#else
#define breathing_led_init()
#define breathing_led_enable()
#define breathing_led_disable()
#define breathing_led_toggle()
#endif
#endif

8
common/eeconfig.c
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@ -14,6 +14,9 @@ void eeconfig_init(void)
#ifdef BACKLIGHT_ENABLE
eeprom_write_byte(EECONFIG_BACKLIGHT, 0);
#endif
#ifdef BREATHING_LED_ENABLE
eeprom_write_byte(EECONFIG_BREATHING_LED, 0);
#endif
#ifdef KEYMAP_EX_ENABLE
keymap_ex_init();
#endif
@ -50,3 +53,8 @@ void eeconfig_write_keymap(uint8_t val) { eeprom_write_byte(EECONFIG_KEYMAP, val
uint8_t eeconfig_read_backlight(void) { return eeprom_read_byte(EECONFIG_BACKLIGHT); }
void eeconfig_write_backlight(uint8_t val) { eeprom_write_byte(EECONFIG_BACKLIGHT, val); }
#endif
#ifdef BREATHING_LED_ENABLE
uint8_t eeconfig_read_breathing_led(void) { return eeprom_read_byte(EECONFIG_BREATHING_LED); }
void eeconfig_write_breathing_led(uint8_t val) { eeprom_write_byte(EECONFIG_BREATHING_LED, val); }
#endif

6
common/eeconfig.h
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@ -31,6 +31,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define EECONFIG_KEYMAP (uint8_t *)4
#define EECONFIG_MOUSEKEY_ACCEL (uint8_t *)5
#define EECONFIG_BACKLIGHT (uint8_t *)6
#define EECONFIG_BREATHING_LED (uint8_t *)7
/* debug bit */
@ -71,4 +72,9 @@ uint8_t eeconfig_read_backlight(void);
void eeconfig_write_backlight(uint8_t val);
#endif
#ifdef BREATHING_LED_ENABLE
uint8_t eeconfig_read_breathing_led(void);
void eeconfig_write_breathing_led(uint8_t val);
#endif
#endif

2
keyboard/gh60/Makefile
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@ -138,7 +138,7 @@ NKRO_ENABLE = yes # USB Nkey Rollover - not yet supported in LUFA
BACKLIGHT_ENABLE = yes # Enable keyboard backlight functionality
KEYMAP_EX_ENABLE = yes # External keymap in eeprom
KEYMAP_SECTION_ENABLE = yes # Fixed address keymap for keymap editor
#LED_MATRIX_ENABLE = yes
BREATHING_LED_ENABLE = yes # Enable breathing backlight
# Optimize size but this may cause error "relocation truncated to fit"
#EXTRALDFLAGS = -Wl,--relax

110
keyboard/gh60/backlight.c
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@ -20,7 +20,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <avr/pgmspace.h>
#include "backlight.h"
#if defined(GH60_REV_CHN)
static const uint8_t backlight_table[] PROGMEM = {
0, 16, 128, 255
};
@ -28,81 +27,62 @@ static const uint8_t backlight_table[] PROGMEM = {
/* Backlight pin configuration
* PWM: PB7
*/
void backlight_set(uint8_t level)
void backlight_enable(void)
{
if (level > 0) {
// Turn on PWM
cli();
DDRB |= (1<<PB6);
TCCR1A |= ( (1<<WGM10) | (1<<COM1B1) );
TCCR1B |= ( (1<<CS11) | (1<<CS10) );
sei();
// Set PWM
OCR1B = pgm_read_byte(&backlight_table[level]);
}
else {
// Turn off PWM
cli();
DDRB &= ~(1<<PB6);
TCCR1A &= ~( (1<<WGM10) | (1<<COM1B1) );
TCCR1B &= ~( (1<<CS11) | (1<<CS10) );
sei();
// Set PWM
OCR1B = 0;
}
}
#elif defined(GH60_REV_CNY)
static const uint8_t backlight_table[] PROGMEM = {
0, 16, 128, 255
};
void backlight_set(uint8_t level)
{
#ifdef LED_MATRIX_ENABLE
if (level > 0) {
led_matrix_disable();
for (uint8_t row = 0; row < LED_MATRIX_ROWS; row++) {
for (uint8_t col = 0; col < LED_MATRIX_COLS; col++) {
led_matrix_set_value(row, col, pgm_read_byte(&backlight_table[level]));
}
}
led_matrix_enable();
}
else {
led_matrix_disable();
}
#if defined(GH60_REV_CHN)
// Turn on PWM
cli();
DDRB |= (1<<PB6);
TCCR1A |= ( (1<<WGM10) | (1<<COM1B1) );
TCCR1B |= ( (1<<CS11) | (1<<CS10) );
sei();
#else
DDRF |= (1<<PF7 | 1<<PF6 | 1<<PF5 | 1<<PF4);
PORTF |= (1<<PF7 | 1<<PF6 | 1<<PF5 | 1<<PF4);
cli();
TCCR1A |= (1<<WGM10);
TCCR1B |= ((1<<CS11) | (1<<CS10));
TIMSK1 |= ((1<<OCIE1A) | (1<<TOIE1));
TIFR1 |= (1<<TOV1);
sei();
#endif
}
void backlight_disable(void)
{
#if defined(GH60_REV_CHN)
// Turn off PWM
cli();
DDRB &= ~(1<<PB6);
TCCR1A &= ~( (1<<WGM10) | (1<<COM1B1) );
TCCR1B &= ~( (1<<CS11) | (1<<CS10) );
sei();
OCR1A = 0;
#else
static const uint8_t backlight_table[] PROGMEM = {
0, 16, 128, 255
};
DDRF &= ~(1<<PF7 | 1<<PF6 | 1<<PF5 | 1<<PF4);
cli();
TCCR1A &= ~(1<<WGM10);
TCCR1B &= ~((1<<CS11) | (1<<CS10));
TIMSK1 |= ((1<<OCIE1A) | (1<<TOIE1));
TIFR1 |= (1<<TOV1);
sei();
OCR1A = 0;
#endif
}
void backlight_set(uint8_t level)
{
if (level > 0) {
DDRF |= (1<<PF7 | 1<<PF6 | 1<<PF5 | 1<<PF4);
PORTF |= (1<<PF7 | 1<<PF6 | 1<<PF5 | 1<<PF4);
cli();
TCCR1A |= (1<<WGM10);
TCCR1B |= ((1<<CS11) | (1<<CS10));
TIMSK1 |= ((1<<OCIE1A) | (1<<TOIE1));
TIFR1 |= (1<<TOV1);
sei();
OCR1A = pgm_read_byte(&backlight_table[level]);
}
else {
DDRF &= ~(1<<PF7 | 1<<PF6 | 1<<PF5 | 1<<PF4);
cli();
TCCR1A &= ~(1<<WGM10);
TCCR1B &= ~((1<<CS11) | (1<<CS10));
TIMSK1 |= ((1<<OCIE1A) | (1<<TOIE1));
TIFR1 |= (1<<TOV1);
sei();
OCR1A = 0;
backlight_set_raw(pgm_read_byte(&backlight_table[level]));
}
}
void backlight_set_raw(uint8_t raw)
{
OCR1A = raw;
}
#ifndef GH60_REV_CHN
ISR(TIMER1_COMPA_vect)
{
// LED off

1
keyboard/gh60/config.h
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@ -43,6 +43,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
/* number of backlight levels */
#define BACKLIGHT_LEVELS 3
#define BREATHING_LED_LEVELS 4
#ifdef GH60_REV_CNY
# define LED_MATRIX_ROWS 6