Specifications

V850E2/MN4 USB CDC (Communication Device Class) Driver
R01AN0010EJ0101 Rev.1.01 Page 53 of 117
Feb 01, 2012
(4)
USB Communication Class Processing Functions
usbf850_classreq
[Synopsis]
Process CDC class request.
[C language format]
void usbf850_classreq(USB_SETUP *req_data)
[Parameters]
Parameter Description
USB_SETUP *req_data Pointer to area storing the request data
[Return Value]
None
[Function]
This function is called for the CPUDEC interrupt source during INTUSFA0I1 interrupt processing. If the decoded
request is the one that is specific to the communication device class, the function calls the corresponding request
processing function. In the other cases, the function sends a STALL to Endpoint0.