Renesas MN4 Spezifikationen PDF herunterladen (Seite 51)

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).

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Renesas MN4 Spezifikationen Seite 51