SPI Audio

Serial Peripheral Interface (SPI) Audio. More...

Classes
class	SPIAudioMaster
	SPI master endpoint for remote audio sink configuration and PCM data transfer. More...
class	SPIAudioSlave
	SPI Audio Slave endpoint matching SPIAudioMaster protocol. More...

Enumerations
enum class	SPIAudioCommand : uint8_t {   SetMime = 1 , SetAudioInfo = 2 , WriteData = 5 , GetAvailableBufferSize = 6 ,   GetFilledBufferSize = 7 , Clear = 8 }
	SPI command ids used by SPIAudioMaster. More...

Detailed Description

Serial Peripheral Interface (SPI) Audio.

Author

Phil Schatzmann

Enumeration Type Documentation

SPIAudioCommand

enum class SPIAudioCommand : uint8_t

strong

SPI command ids used by SPIAudioMaster.

Frame format (master -> slave):

• cmd: uint8_t
• payload_len: uint16_t (little endian)
• payload bytes

Response format (slave -> master):

• status: uint8_t (0 = ok)
• response_len: uint16_t (little endian)
• response bytes

Enumerator
SetMime
SetAudioInfo
WriteData
GetAvailableBufferSize
GetFilledBufferSize
Clear