Circuit Board Reference Manual

MCF548x Reference Manual, Rev. 3
29-32 Freescale Semiconductor
29.2.4.6 bRequest Type Register (BRTR)
The BRTR records the bRequest field of a SETUP transaction on Endpoint 0.
29.2.4.7 wValue Register (WVALUER)
The WVALUER records the wValue field of a SETUP transaction on Endpoint 0.
Table 29-30. BMRTR Field Descriptions
Bits Name Description
7 DIR Direction. Data transfer direction.
0 Host to device.
1 Device to host.
6–5 TYPE TYPE
00 Standard
01 Class
10 Vendor
11 Reserved
4–0 REC Recipient.
0x0 Device
0x1 Interface
0x2 Endpoint
0x3 Other
0x4–0x1F Reserved
76543210
RBREQ
W
Reset00000000
Reg
Addr
MBAR + 0xB107
Figure 29-35. bRequest Type Register (BRTR)
Table 29-31. BRTR Field Descriptions
Bits Name Description
7–0 BREQ bRequest field. bRequest field from a SETUP transaction for the specified endpoint.
1514131211109876543210
R WVALUE
W
Reset0000000000000000
Reg
Addr
MBAR + 0xB108
Figure 29-36. wValue Register (WVALUER)