PEDL60851C-02
1
Semiconductor
ML60851C
bmRequest Type Setup Register
Read address
Write address
D0h
—
D7
0
D6
0
D5
0
D4
0
D3
0
D2
0
D1
0
D0
0
After a hardware reset
After a bus reset
Definition
0
0
0
0
0
0
0
0
Type
Receiving side
0 = Device
1 = Interface
2 = End point
3 = Others
4 to 31 = Reserved
0 = Standard
1 = Class
2 = Vendor
3 = Reserved
0 = From the host computer to the device
1 = From the device to the host computer
Data Transfer Direction
The format of the device request conforms to Section 9.3 of the USB standards. The eight bytes of setup data sent
by the host computer during the setup stage of control transfer are stored automatically in eight registers including
this register.
bRequest Setup Register
Read address
Write address
D1h
—
D7
0
D6
0
D5
0
D4
0
D3
0
D2
0
D1
0
D0
0
After a hardware reset
After a bus reset
Definition
0
0
0
0
0
0
0
0
Request Code
The request code indicating the contents of the device request is stored automatically in this register during the
setup stage of control transfer.
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