diff options
Diffstat (limited to 'platforms/avr/drivers/audio_pwm_hardware.c')
| -rw-r--r-- | platforms/avr/drivers/audio_pwm_hardware.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/platforms/avr/drivers/audio_pwm_hardware.c b/platforms/avr/drivers/audio_pwm_hardware.c index df03a4558c..78776ee48a 100644 --- a/platforms/avr/drivers/audio_pwm_hardware.c +++ b/platforms/avr/drivers/audio_pwm_hardware.c @@ -152,7 +152,7 @@ extern uint8_t note_timbre; #ifdef AUDIO1_PIN_SET static float channel_1_frequency = 0.0f; void channel_1_set_frequency(float freq) { - if (freq == 0.0f) // a pause/rest is a valid "note" with freq=0 + if (freq == 0.0f) // a pause/rest is a valid "note" with freq=0 { // disable the output, but keep the pwm-ISR going (with the previous // frequency) so the audio-state keeps getting updated @@ -160,7 +160,7 @@ void channel_1_set_frequency(float freq) { AUDIO1_TCCRxA &= ~(_BV(AUDIO1_COMxy1) | _BV(AUDIO1_COMxy0)); return; } else { - AUDIO1_TCCRxA |= _BV(AUDIO1_COMxy1); // enable output, PWM mode + AUDIO1_TCCRxA |= _BV(AUDIO1_COMxy1); // enable output, PWM mode } channel_1_frequency = freq; @@ -202,7 +202,9 @@ void channel_2_set_frequency(float freq) { AUDIO2_OCRxy = (uint16_t)((((float)F_CPU) / (freq * CPU_PRESCALER)) * note_timbre / 100); } -float channel_2_get_frequency(void) { return channel_2_frequency; } +float channel_2_get_frequency(void) { + return channel_2_frequency; +} void channel_2_start(void) { AUDIO2_TIMSKx |= _BV(AUDIO2_OCIExy); |