Universal Serial Bus OHCI Host Controller User's Guide

3.1 OHCI Revision Number Register (HCREVISION)
3.2 HC Operating Mode Register (HCCONTROL)
www.ti.com Registers
The OHCI revision number register (HCREVISION) is shown in Figure 2 and described in Table 2 .
Figure 2. OHCI Revision Number Register (HCREVISION)
31 16
Reserved
R-0
15 8 7 0
Reserved REV
R-0 R-10h
LEGEND: R = Read only; - n = value after reset
Table 2. OHCI Revision Number Register (HCREVISION) Field Descriptions
Bit Field Value Description
31-8 Reserved 0 Reserved
7-0 REV 10h OHCI revision number.
The HC operating mode register (HCCONTROL) controls the operating mode of the USB host controller.
HCCONTROL is shown in Figure 3 and described in Table 3 .
Figure 3. HC Operating Mode Register (HCCONTROL)
31 16
Reserved
R-0
15 11 10 9 8 7 6 5 4 3 2 1 0
Reserved RWE RWC IR HCFS BLE CLE IE PLE CBSR
R-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0 R/W-0
LEGEND: R/W = Read/Write; R = Read only; - n = value after reset
SPRUFM8 – September 2008 Universal Serial Bus OHCI Host Controller 13
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