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Universal Serial Bus Interface – On-The-Go Module
Field
15–0
Device interface revision number.
DCIVERSION
21.3.2.6
Device Controller Capability Parameters (DCCPARAMS)
Not defined in the EHCI specification. Register describes the overall host/device capability of the USB
OTG module.
Address: 0xFC0B_0124 (DCCPARAMS)
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
R 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 HC DC 0 0
W
Reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Figure 21-14. Device Control Capability Parameters (DCCPARAMS)
Field
31–9
Reserved, always cleared.
8
Host capable. Indicates the USB OTG controller can operate as an EHCI compatible USB 2.0 host. Always set.
HC
7
Device Capable. Indicates the USB OTG controller can operate as an USB 2.0 device. Always set.
DC
6–5
Reserved, always cleared.
4–0
Device endpoint number. This field indicates the number of endpoints built into the device controller. Always
DEN
0x04.
21.3.3
Operational Registers
Comprised of dynamic control or status registers and are defined below.
21-16
Table 21-15. DCIVERSION Field Descriptions
Description
Table 21-16. DCCPARAMS Field Descriptions
Description
MCF5329 Reference Manual, Rev 3
Access: User read-only
9
8
7
6
5
4
3
2
DEN
1
1
0 0 0 0 1 0 0
Freescale Semiconductor
1
0
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