8 windex register (windexr), 9 wlength register (wlengthr), Windex register (windexr) -33 – Freescale Semiconductor MCF5480 User Manual
Page 907: Wlength register (wlengthr) -33, Endpoint
Memory Map/Register Definition
MCF548x Reference Manual, Rev. 3
Freescale Semiconductor
29-33
29.2.4.8
wIndex Register (WINDEXR)
The WINDEXR records the wIndex field of a SETUP transaction on Endpoint 0.
29.2.4.9
wLength Register (WLENGTHR)
The WLENGTHR records the wLength field of a SETUP transaction on Endpoint 0.
.
29.2.4.10 Endpoint n Sync Frame Register (EPnOUTSFR, EPnINSFR)
The endpoint sync frame register is relevant only if the EPnOUTACR or EPnINACR is programmed for
isochronous type transfers. This register contains the synchronization frame number for that endpoint.
Table 29-32. WVALUER Field Descriptions
Bits
Name
Description
15–0
WVALUE
wValue of setup transaction. This register records the wValue field of a SETUP transaction
for the specified endpoint.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
WINDEX
W
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Reg
Addr
MBAR + 0xB10A
Figure 29-37. wIndex Register (WINDEXR)
Table 29-33. WINDEXR Field Descriptions
Bits
Name
Description
15–0
WINDEX
wIndex of setup transaction. This register records the wIndex field of a SETUP transaction
for the specified endpoint.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
R
WLENGTH
W
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Reg
Addr
MBAR + 0xB10C
Figure 29-38. wLength Register (WLENGTHR)
Table 29-34. WLENGTHR Field Descriptions
Bits
Name
Description
15–0
WLENGTH wLength of setup transaction. This register records the wLength field of a SETUP
transaction for the specified endpoint.