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CubeSatSim
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Update cubesatsim.ino

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pull/153/head
alanbjohnston 4 years ago committed by GitHub
parent 90ed124608
commit a84c120216
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1 changed files with 3 additions and 2 deletions
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cubesatsim/cubesatsim.ino
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@ -2021,10 +2021,11 @@ void pwm_interrupt_handler() {
// based on code https://github.com/rgrosset/pico-pwm-audio // based on code https://github.com/rgrosset/pico-pwm-audio
// //
pwm_clear_irq(pwm_gpio_to_slice_num(AUDIO_OUT_PIN)); pwm_clear_irq(pwm_gpio_to_slice_num(AUDIO_OUT_PIN));
if (wav_position < (WAV_DATA_LENGTH<<3) - 1) { // if (wav_position < (WAV_DATA_LENGTH<<3) - 1) {
if (wav_position > (buffer_size - 1)) {
// set pwm level // set pwm level
// allow the pwm value to repeat for 8 cycles this is >>3 // allow the pwm value to repeat for 8 cycles this is >>3
pwm_set_gpio_level(AUDIO_OUT_PIN, buffer[wav_position>>3]); pwm_set_gpio_level(AUDIO_OUT_PIN, buffer[wav_position]);
wav_position++; wav_position++;
} else { } else {
// reset to start // reset to start

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