#include "audio.h"
#include "keymap_common.h"
+#include "eeconfig.h"
+
#define PI 3.14159265
// #define PWM_AUDIO
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
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);
ISR(TIMER3_COMPA_vect) {
-
if (note) {
#ifdef PWM_AUDIO
if (voices == 1) {
note_position++;
- if (note_position >= note_length) {
+ bool end_of_note = false;
+ if (ICR3 > 0)
+ end_of_note = (note_position >= (note_length / ICR3 * 0xFFFF));
+ else
+ end_of_note = (note_position >= (note_length * 0x7FF));
+ if (end_of_note) {
current_note++;
if (current_note >= notes_length) {
if (notes_repeat) {
}
+ 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;
#endif
}
+}
+
void play_sample(uint8_t * s, uint16_t l, bool r) {
+
+if (audio_config.enable) {
+
stop_all_notes();
place_int = 0;
sample = s;
TIMSK3 |= _BV(OCIE3A);
#else
#endif
+
+}
+
}
void play_note(double freq, int vol) {
+
+if (audio_config.enable) {
+
if (notes)
stop_all_notes();
note = true;
TCCR3A |= _BV(COM3A1);
#endif
+}
+
}
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