View source for RxUsbDeviceGetStatus

==Description==
Executes the Standard Device Request that obtains the status of a USB device. 

==Syntax==
<pre>
rc = RxUsbDeviceGetStatus(Handle,Status)
</pre>

==Parameters==
; Handle : the Device Handle received from the previous RxUsbOpen. 

; Status : the name of the variable to receive the Device Status. 

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

/* invoke RxUsbDeviceGetStatus */
drop Status /* receives device status */
rc = RxUsbDeviceGetStatus(Handle,Status)
say '*RxUsbDeviceGetStatus(),RC=0x'd2x(rc)

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

==Related Functions==
* [[RxUsbDeviceGetConfiguration]]
* [[RxUsbDeviceSetConfiguration]]
* [[RxUsbDeviceClearFeature]]
* [[RxUsbDeviceSetFeature]]
* [[RxUsbCtrlMessage]]
* [[RxUsbOpen]]

[[Category:USBCalls]]