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| AM1810 Datasheet, PDF (183/259 Pages) Texas Instruments – AM1810 ARM Microprocessor For PROFIBUS | |||
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AM1810
www.ti.com
SPRS709B â NOVEMBER 2010 â REVISED DECEMBER 2011
5.21 Universal Serial Bus Host Controller (USB1) [USB1.1 OHCI]
All the USB interfaces for this device are compliant with Universal Serial Bus Specifications, Revision 1.1.
Table 5-92 is the list of USB Host Controller registers.
Table 5-92. USB Host Controller Registers
USB1
BYTE ADDRESS
ACRONYM
REGISTER DESCRIPTION
0x01E2 5000
HCREVISION
OHCI Revision Number Register
0x01E2 5004
HCCONTROL
HC Operating Mode Register
0x01E2 5008
HCCOMMANDSTATUS
HC Command and Status Register
0x01E2 500C
HCINTERRUPTSTATUS
HC Interrupt and Status Register
0x01E2 5010
HCINTERRUPTENABLE
HC Interrupt Enable Register
0x01E2 5014
0x01E2 5018
0x01E2 501C
0x01E2 5020
0x01E2 5024
0x01E2 5028
0x01E2 502C
0x01E2 5030
HCINTERRUPTDISABLE
HCHCCA
HCPERIODCURRENTED
HCCONTROLHEADED
HCCONTROLCURRENTED
HCBULKHEADED
HCBULKCURRENTED
HCDONEHEAD
HC Interrupt Disable Register
HC HCAA Address Register(1)
HC Current Periodic Register(1)
HC Head Control Register(1)
HC Current Control Register(1)
HC Head Bulk Register(1)
HC Current Bulk Register(1)
HC Head Done Register(1)
0x01E2 5034
HCFMINTERVAL
HC Frame Interval Register
0x01E2 5038
HCFMREMAINING
HC Frame Remaining Register
0x01E2 503C
HCFMNUMBER
HC Frame Number Register
0x01E2 5040
HCPERIODICSTART
HC Periodic Start Register
0x01E2 5044
HCLSTHRESHOLD
HC Low-Speed Threshold Register
0x01E2 5048
HCRHDESCRIPTORA
HC Root Hub A Register
0x01E2 504C
HCRHDESCRIPTORB
HC Root Hub B Register
0x01E2 5050
0x01E2 5054
0x01E2 5058
HCRHSTATUS
HCRHPORTSTATUS1
HCRHPORTSTATUS2
HC Root Hub Status Register
HC Port 1 Status and Control Register(2)
HC Port 2 Status and Control Register(3)
(1) Restrictions apply to the physical addresses used in these registers.
(2) Connected to the integrated USB1.1 phy pins (USB1_DM, USB1_DP).
(3) Although the controller implements two ports, the second port cannot be used.
Table 5-93. Switching Characteristics Over Recommended Operating Conditions for USB1 [USB1.1]
NO.
PARAMETER
U1 tr
U2 tf
U3 tRFM
U4 VCRS
U5 tj
U6 fop
Rise time, USB.DP and USB.DM signals(1)
Fall time, USB.DP and USB.DM signals(1)
Rise/Fall time matching(2)
Output signal cross-over voltage(1)
Differential propagation jitter(3)
Operating frequency(4)
(1) Low Speed: CL = 200 pF. High Speed: CL = 50pF
(2) tRFM =( tr/tf ) x 100
(3) t jr = t px(1) - tpx(0)
(4) fop = 1/tper
1.2V, 1.1V, 1.0V
LOW SPEED
FULL SPEED
MIN
75 (1)
75 (1)
80 (2)
1.3 (1)
-25 (3)
MAX
300 (1)
300 (1)
120 (2)
2 (1)
25 (3)
MAX
4 (1)
4 (1)
90 (2)
1.3 (1)
-2 (3)
MAX
20 (1)
20 (1)
110 (2)
2 (1)
2 (3)
1.5
12
UNIT
ns
ns
%
V
ns
MHz
Copyright © 2010â2011, Texas Instruments Incorporated
Peripheral Information and Electrical Specifications 183
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