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RxUsbEndpointSetFeature

From EDM2
Revision as of 18:35, 22 January 2017 by W.m.brul (talk | contribs) (added return codes and corrected endpoint parameter)

Description

Executes the Standard Device Request that sets or enables an endpoint feature.

Syntax

rc = RxUsbEndpointSetFeature(Handle,Endpoint,Feature)

Parameters

Handle
the Device Handle received from the previous RxUsbOpen.
Endpoint
the specific Endpoint Number appropriate for the USB device.
Feature
the Feature Selector appropriate for the endpoint.

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

Remarks

Example Code

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

/* invoke RxUsbEndpointSetFeature */
Endpoint=0 /* default control endpoint */
Endpoint=128+1 /* isochronous endpoint */
Feature=0 /* feature selector to be set */
rc = RxUsbEndpointSetFeature(Handle,Endpoint,Feature)
say '*RxUsbEndpointSetFeature(),RC=0x'd2x(rc)

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

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