RxUsbEndpointGetStatus: Difference between revisions
Created page with "==Description== Executes the Standard Device Request that obtains the status of an endpoint. ==Syntax== <pre> rc = RxUsbEndpointGetStatus(Handle,Endpoint,Status) </pre> ==Pa..." |
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Revision as of 23:08, 20 January 2017
Description
Executes the Standard Device Request that obtains the status of an endpoint.
Syntax
rc = RxUsbEndpointGetStatus(Handle,Endpoint,Status)
Parameters
- Handle
- the Device Handle received from the previous RxUsbOpen.
- Endpoint
- the Endpoint Number with the Direction Bit set to one.
- Status
- the name of the variable to receive the Endpoint Status.
Return Code
Errors
Remarks
Example Code
/* add RxUsbEndpointGetStatus */
rc = RxFuncAdd('RxUsbEndpointGetStatus','usbcalls','RxUsbEndpointGetStatus')
say '+RxUsbEndpointGetStatus(),RC=0x'd2x(rc)
/* invoke RxUsbEndpointGetStatus */
Endpoint=0 /* default control endpoint */
Endpoint=128+1 /* isochronous endpoint */
drop Status /* receives endpoint status */
rc = RxUsbEndpointGetStatus(Handle,Endpoint,Status)
say '*RxUsbEndpointGetStatus(),RC=0x'd2x(rc)
/* drop RxUsbEndpointGetStatus */
rc = RxFuncDrop('RxUsbEndpointGetStatus')
say '-RxUsbEndpointGetStatus(),RC=0x'd2x(rc)