STM32Cube BSP FW for STM32F769I-Discovery
Dependents: mbed-os-example-blinky-5 DISCO-F769NI_TOUCHSCREEN_demo_custom_1 Datarecorder2 DISCO-F769NI_TOUCHSCREEN_demo ... more
wm8994.c File Reference
This file provides the WM8994 Audio Codec driver. More...
Go to the source code of this file.
Functions | |
static uint8_t | CODEC_IO_Write (uint8_t Addr, uint16_t Reg, uint16_t Value) |
Writes/Read a single data. | |
uint32_t | wm8994_Init (uint16_t DeviceAddr, uint16_t OutputInputDevice, uint8_t Volume, uint32_t AudioFreq) |
Initializes the audio codec and the control interface. | |
void | wm8994_DeInit (void) |
Deinitializes the audio codec. | |
uint32_t | wm8994_ReadID (uint16_t DeviceAddr) |
Get the WM8994 ID. | |
uint32_t | wm8994_Play (uint16_t DeviceAddr, uint16_t *pBuffer, uint16_t Size) |
Start the audio Codec play feature. | |
uint32_t | wm8994_Pause (uint16_t DeviceAddr) |
Pauses playing on the audio codec. | |
uint32_t | wm8994_Resume (uint16_t DeviceAddr) |
Resumes playing on the audio codec. | |
uint32_t | wm8994_Stop (uint16_t DeviceAddr, uint32_t CodecPdwnMode) |
Stops audio Codec playing. | |
uint32_t | wm8994_SetVolume (uint16_t DeviceAddr, uint8_t Volume) |
Sets higher or lower the codec volume level. | |
uint32_t | wm8994_SetMute (uint16_t DeviceAddr, uint32_t Cmd) |
Enables or disables the mute feature on the audio codec. | |
uint32_t | wm8994_SetOutputMode (uint16_t DeviceAddr, uint8_t Output) |
Switch dynamically (while audio file is played) the output target (speaker or headphone). | |
uint32_t | wm8994_SetFrequency (uint16_t DeviceAddr, uint32_t AudioFreq) |
Sets new frequency. | |
uint32_t | wm8994_Reset (uint16_t DeviceAddr) |
Resets wm8994 registers. |
Detailed Description
This file provides the WM8994 Audio Codec driver.
- Attention:
© COPYRIGHT(c) 2016 STMicroelectronics
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Definition in file wm8994.c.
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