Specifications

V850E2/MN4 USB CDC (Communication Device Class) Driver
R01AN0010EJ0101 Rev.1.01 Page 51 of 117
Feb 01, 2012
usbf850_standardreq
[Synopsis]
Process standard request not automatically responded by USB function controller.
[C language format]
void usbf850_standardreq(USB_SETUP *req_data)
[Parameters]
Parameter Description
USB_SETUP *req_data Pointer to the address storing the receive data length
[Return Value]
None
[Function]
Function that is called for the CPUDEC interrupt factor for INTUSFA0I1 interrupt processing.
It calls the GET_DESCRIPTOR request processing function (usbf850_getdesc) if the decoded request is
GET_DESCRIPTOR. For the other requests, the function calls the STALL response processing function for Endpoint0
(usbf850_sendstallEP0).