71#include "driver/dac_continuous.h"
72#include "driver/gpio.h"
79#define DAC_SAMPLE_RATE_HZ 32768
82#define DAC_BUF_SIZE 512
void setDacShutdown(bool shutdown)
Set the shutdown state of the DAC.
Definition hdw-dac.c:175
void dacStop(void)
Stop the DAC.
Definition hdw-dac.c:140
void dacPoll(void)
Poll the queue to see if any buffers need to be filled with audio samples.
Definition hdw-dac.c:150
void initDac(dac_channel_mask_t channel, gpio_num_t shdn_gpio, fnDacCallback_t cb)
Initialize the DAC.
Definition hdw-dac.c:71
void deinitDac(void)
Deinitialize the DAC and free memory.
Definition hdw-dac.c:114
void dacStart(void)
Start the DAC. This will cause samples to be requested from the application.
Definition hdw-dac.c:130
void(* fnDacCallback_t)(uint8_t *samples, int16_t len)
A callback which requests DAC samples from the application.
Definition hdw-dac.h:94