View source for RxUsbInterfaceSetAltSetting

==Description==
Executes the Standard Device Request that selects the Alternate Setting for an interface. 

==Syntax==
<pre>
rc = RxUsbInterfaceSetAltSetting(Handle,Interface,AltSetting)
</pre>

==Parameters==
; Handle : the Device Handle received from the previous RxUsbOpen. 
; Interface : the specific Interface Number appropriate for the USB device. 
; AltSetting : the Alternate Setting appropriate for the interface. 

==Return Code==
<pre>
0x0000 - NO_ERROR
</pre>
===Errors===
<pre>
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
</pre>

==Remarks==

==Example Code==
<pre>
/* add RxUsbInterfaceSetAltSetting */
rc = RxFuncAdd('RxUsbInterfaceSetAltSetting','usbcalls','RxUsbInterfaceSetAltSetting')
say '+RxUsbInterfaceSetAltSetting(),RC=0x'd2x(rc)

/* invoke RxUsbInterfaceSetAltSetting */
Interface=1 /* second interface number */
AltSetting=11 /* alternate setting to be set */
rc = RxUsbInterfaceSetAltSetting(Handle,Interface,AltSetting)
say '*RxUsbInterfaceSetAltSetting(),RC=0x'd2x(rc)

/* drop RxUsbInterfaceSetAltSetting */
rc = RxFuncDrop('RxUsbInterfaceSetAltSetting')
say '-RxUsbInterfaceSetAltSetting(),RC=0x'd2x(rc)
</pre>

==Related Functions==
* [[RxUsbInterfaceGetAltSetting]]
* [[RxUsbInterfaceGetStatus]]
* [[RxUsbInterfaceClearFeature]]
* [[RxUsbInterfaceSetFeature]]
* [[RxUsbCtrlMessage]]
* [[RxUsbOpen]]

[[Category:USBCalls]]