RxUsbEndpointSynchFrame

Description
Executes the Standard Device Request that synchronizes endpoint and frame.

Syntax
rc = RxUsbEndpointSynchFrame(Handle,Endpoint,FrameNumber)

Parameters

 * Handle : the Device Handle received from the previous RxUsbOpen.


 * Endpoint : the specific Endpoint Number appropriate for the USB device.


 * FrameNumber : the name of the variable to receive the Frame Number.

Return Code
0x0000 - NO_ERROR

Errors
0x0006 - ERROR_INVALID_HANDLE 0x0008 - ERROR_NOT_ENOUGH_MEMORY 0x0057 - ERROR_INVALID_PARAMETER 0x005F - ERROR_INTERRUPT 0x0122 - ERROR_TOO_MANY_HANDLES 0x0280 - ERROR_TIMEOUT 0x1B58 - USB_NOT_INIT 0x4000 - USB_IORB_REQUEST 0x80XX - USB_IORB_FAILED 0xFF0D - ERROR_INVALID_DATA 0xFF13 - ERROR_I24_INVALID_PARAMETER 0xFF13 - USB_IDC_PARMERR 0xFF18 - USB_IDC_ADDRINV 0xFF37 - ERROR_DEV_NOT_EXIST 0xFF5D - EROR_NO_ITEMS 0xFFA7 - ERROR_LOCK_FAILED

Example Code
/* add RxUsbEndpointSynchFrame */ rc = RxFuncAdd('RxUsbEndpointSynchFrame','usbcalls','RxUsbEndpointSynchFrame') say '+RxUsbEndpointSynchFrame,RC=0x'd2x(rc)

/* invoke RxUsbEndpointSynchFrame */ Endpoint=128+1 /* isochronous endpoint */ drop FrameNumber /* receives frame number */ rc = RxUsbEndpointSynchFrame(Handle,Endpoint,FrameNumber) say '*RxUsbEndpointSynchFrame,RC=0x'd2x(rc)

/* drop RxUsbEndpointSynchFrame */ rc = RxFuncDrop('RxUsbEndpointSynchFrame') say '-RxUsbEndpointSynchFrame,RC=0x'd2x(rc)

Related Functions

 * RxUsbEndpointGetStatus
 * RxUsbEndpointClearHalt
 * RxUsbEndpointClearFeature
 * RxUsbEndpointSetFeature
 * RxUsbCtrlMessage
 * RxUsbOpen