drashna/qmk_firmware
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audio enable stored in eeprom

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This commit is contained in:
Jack Humbert 2016-04-15 23:38:21 -04:00
parent 9111963663
commit 0faa18eab9
7 changed files with 89 additions and 10 deletions
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48
quantum/audio.c
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@ -8,6 +8,8 @@
#include "audio.h"
#include "keymap_common.h"
#include "eeconfig.h"
#define PI 3.14159265
// #define PWM_AUDIO
@ -57,6 +59,25 @@ uint8_t notes_length;
bool notes_repeat;
uint8_t current_note = 0;
audio_config_t audio_config;
void audio_toggle(void) {
audio_config.enable ^= 1;
eeconfig_write_audio(audio_config.raw);
}
void audio_on(void) {
audio_config.enable = 1;
eeconfig_write_audio(audio_config.raw);
}
void audio_off(void) {
audio_config.enable = 0;
eeconfig_write_audio(audio_config.raw);
}
void stop_all_notes() {
voices = 0;
#ifdef PWM_AUDIO
@ -129,6 +150,12 @@ void stop_note(double freq) {
void init_notes() {
/* check signature */
if (!eeconfig_is_enabled()) {
eeconfig_init();
}
audio_config.raw = eeconfig_read_audio();
#ifdef PWM_AUDIO
PLLFRQ = _BV(PDIV2);
PLLCSR = _BV(PLLE);
@ -160,7 +187,6 @@ void init_notes() {
ISR(TIMER3_COMPA_vect) {
if (note) {
#ifdef PWM_AUDIO
if (voices == 1) {
@ -288,9 +314,16 @@ ISR(TIMER3_COMPA_vect) {
}
if (!audio_config.enable) {
notes = false;
note = false;
}
}
void play_notes(float (*np)[][2], uint8_t n_length, bool n_repeat) {
if (audio_config.enable) {
if (note)
stop_all_notes();
notes = true;
@ -319,7 +352,12 @@ void play_notes(float (*np)[][2], uint8_t n_length, bool n_repeat) {
#endif
}
}
void play_sample(uint8_t * s, uint16_t l, bool r) {
if (audio_config.enable) {
stop_all_notes();
place_int = 0;
sample = s;
@ -330,9 +368,15 @@ void play_sample(uint8_t * s, uint16_t l, bool r) {
TIMSK3 |= _BV(OCIE3A);
#else
#endif
}
}
void play_note(double freq, int vol) {
if (audio_config.enable) {
if (notes)
stop_all_notes();
note = true;
@ -367,4 +411,6 @@ void play_note(double freq, int vol) {
TCCR3A |= _BV(COM3A1);
#endif
}
}