M66291GP Datasheet, PDF (38/126 Pages) Renesas Technology Corp – ASSP (USB2.0 Device Controller)

M66291GP/HP
2.16 Request Register
Q Request Register (REQUEST_TYPE)
<Address : H’20>
b15 14 13 12 11 10
bRequest
0
0
0
0
0
0
0
0
0
0
0
0
-
-
-
-
-
-
b
15~8
bRequest
Request
Bit name
7~0 bmRequestType
Request Type
9
8
7
6
5
4
3
bmRequestType
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-
-
-
-
-
-
-
Function
Q Read
Request received in the setup stage
Q Write
Invalid (Ignored when written)
Q Read
Request type received in the setup stage
Q Write
Invalid (Ignored when written)
2
1 b0
0
0
0
0
0
0
-
-
-
<H/W reset : H'0000>
<S/W reset : H'0000>
<USB bus reset : ->
RW
{^×
{^×
(1) bRequest (Request) Bits (b15~b8)
These bits store the bRequest of the device request received in the setup stage of the control transfer.
(2) bmRequestType (Request Type) Bits (b7~b0)
These bits store the bmRequestType of the device request received in the setup stage of the control transfer.
Rev1.01 2004.11.01 page 38 of 122