Silicon Laboratories SiM3U1xx Bedienungsanleitung PDF herunterladen (Seite 14)

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14 Rev. 0.1

5.3.4. EVENT_USB_Device_ControlRequest

Event handler for control request.

Syntax

void EVENT_USB_Device_ControlRequest(void)

Parameters

None

Return Value

None

Description

This function is event handler for the library USB Control Request reception event. It handlers USB CDC special

class request from USB host.

Example

if(Endpoint_IsSETUPReceived())

{

uint8_t* RequestHeader = (uint8_t*)&USB_ControlRequest;

for (uint8_t RequestHeaderByte = 0; RequestHeaderByte <

sizeof(USB_Request_Header_t); RequestHeaderByte++)

*(RequestHeader++) = Endpoint_Read_8();

}

EVENT_USB_Device_ControlRequest();

5.3.5. EVENT_CDC_Device_LineEncodingChanged

Event handler for the CDC Class driver Line Encoding Changed event.

Syntax

void EVENT_CDC_Device_LineEncodingChanged(USB_ClassInfo_CDC_Device_t* const

CDCInterfaceInfo)

Parameters

CDCInterfaceInfo:Pointer to the CDC class interface configuration structure

Return Value

None

Description

This function change UART configuration according CDC class interface configuration.

Example

CDCInterfaceInfo->State.LineEncoding.BaudRateBPS = Endpoint_Read_32_LE();

CDCInterfaceInfo->State.LineEncoding.CharFormat = Endpoint_Read_8();

CDCInterfaceInfo->State.LineEncoding.ParityType = Endpoint_Read_8();

CDCInterfaceInfo->State.LineEncoding.DataBits = Endpoint_Read_8();

Endpoint_ClearOUT();

Endpoint_ClearStatusStage();

EVENT_CDC_Device_LineEncodingChanged(CDCInterfaceInfo);

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Silicon Laboratories SiM3U1xx Bedienungsanleitung Seite 14