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@CHIP-RTOS C Library V2.06 - USB API


usbHostGetEpInfo

Returns information from the Endpoint Descriptor of a given endpoint

int usbHostGetEpInfo( unsigned char address,

unsigned char altSettingId,
unsigned char epNumber,
UsbBool in,
UsbEp far *info,
unsigned char size );

Parameters

address

Address of the resp. device

altSettingId

ID of the resp. alternate setting

epNumber

Number of the resp. endpoint

in

Indicates that information on an IN endpoint is desired; always set to FALSE for control-endpoints

info

Result parameter: Pointer to a structure of the type UsbEp which is to be filled with the information

size

Size of the handed structure in bytes

Return Value

Error code

Comments

This function must not be called from within the callback-function.

RTOS API

This library function uses a dynamic link to reach the function USB_SERVICE_HOST_GET_EP_INFO offered by RTOS USB Software Interrupt.

Related Topics

C-library function usbHostGetDeviceInfo()
C-library function usbHostGetConfigInfo()
C-library function usbHostGetInterfaceInfo()

Supported since or modified in @CHIP-RTOS version

    SC12SC13SC11SC1x3
    n/an/an/aV1.06

Supported by @CHIP-RTOS C Library since version

    CLIB
    V2.05

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