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-
-
- #if defined(__IMXRT1052__) || defined(__IMXRT1062__)
- #ifndef output_i2s2_h_
- #define output_i2s2_h_
-
- #include "Arduino.h"
- #include "AudioStream.h"
- #include "DMAChannel.h"
-
-
- class AudioOutputI2S2 : public AudioStream
- {
- public:
- AudioOutputI2S2(void) : AudioStream(2, inputQueueArray) { begin(); }
- virtual void update(void);
- void begin(void);
- friend class AudioInputI2S2;
- protected:
- AudioOutputI2S2(int dummy): AudioStream(2, inputQueueArray) {}
- static void config_i2s(void);
- static audio_block_t *block_left_1st;
- static audio_block_t *block_right_1st;
- static bool update_responsibility;
- static DMAChannel dma;
- static void isr(void);
- private:
- static audio_block_t *block_left_2nd;
- static audio_block_t *block_right_2nd;
- static uint16_t block_left_offset;
- static uint16_t block_right_offset;
- audio_block_t *inputQueueArray[2];
- };
-
-
- class AudioOutputI2S2slave : public AudioOutputI2S2
- {
- public:
- AudioOutputI2S2slave(void) : AudioOutputI2S2(0) { begin(); } ;
- void begin(void);
- friend class AudioInputI2S2slave;
- friend void dma_ch0_isr(void);
- protected:
- static void config_i2s(void);
- };
-
-
- #endif
- #endif
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