Silicon Laboratories SiM3U1xx Manual de usuario descargar pdf (Pagina 24)

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24 Rev. 0.1

5.4.13. Endpoint_Write_Stream_LE

Write stream data to correspond endpoint.

Syntax

uint8_t Endpoint_Write_Stream_LE(const void* const Buffer,

uint16_t Length,

uint16_t* const BytesProcessed)

Parameters

Buffer: pointer to data buffer

Length: Transmit length

Return Value

ENDPOINT_RWSTREAM_NoError,

ENDPOINT_READYWAIT_EndpointStalled,

ENDPOINT_READYWAIT_DeviceDisconnected,

ENDPOINT_READYWAIT_BusSuspended,

ENDPOINT_READYWAIT_Timeout

Description

This function writes stream data to correspond endpoint according usb_ep_selected.

Example

Endpoint_SelectEndpoint(CDCInterfaceInfo->Config.DataINEndpoint.Address);

return Endpoint_Write_Stream_LE(Buffer, Length, NULL);

5.4.14. Endpoint_ClearIN

Sends an IN packet to the host on the currently selected endpoint.

Syntax

static inline void Endpoint_ClearIN(void)

Parameters

None

Return Value

None

Description

This function Sends an IN packet to the host on the currently selected endpoint. It set IPRDYI = 1 to start USB IN

transmits.

Example

CDC_Device_SendData(&VirtualSerial_CDC_Interface, (char *)in_buff, recv_count);

Endpoint_ClearIN();

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Silicon Laboratories SiM3U1xx Manual de usuario Pagina 24