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TMS320C6748
SPRS590G – JUNE 2009 – REVISED JANUARY 2017
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TMS320C6748
Peripheral Information and Electrical Specifications
Copyright © 2009–2017, Texas Instruments Incorporated
6.20 Universal Serial Bus OTG Controller (USB0) [USB2.0 OTG]
The USB2.0 peripheral supports the following features:
•
USB 2.0 peripheral at speeds high speed (HS: 480 Mb/s) and full speed (FS: 12 Mb/s)
•
USB 2.0 host at speeds HS, FS, and low speed (LS: 1.5 Mb/s)
•
All transfer modes (control, bulk, interrupt, and isochronous)
•
4 Transmit (TX) and 4 Receive (RX) endpoints in addition to endpoint 0
•
FIFO RAM
–
4K endpoint
–
Programmable size
•
Integrated USB 2.0 High Speed PHY
•
Connects to a standard Charge Pump for VBUS 5 V generation
•
RNDIS mode for accelerating RNDIS type protocols using short packet termination over USB
Important Notice:
The USB0 controller module clock (PLL0_SYSCLK2) must be greater than 30 MHz for
proper operation of the USB controller. A clock rate of 60 MHz or greater is recommended to avoid data
throughput reduction.
Table 6-90
is the list of USB OTG registers.
Table 6-90. Universal Serial Bus OTG (USB0) Registers
BYTE ADDRESS
ACRONYM
REGISTER DESCRIPTION
0x01E0 0000
REVID
Revision Register
0x01E0 0004
CTRLR
Control Register
0x01E0 0008
STATR
Status Register
0x01E0 000C
EMUR
Emulation Register
0x01E0 0010
MODE
Mode Register
0x01E0 0014
AUTOREQ
Autorequest Register
0x01E0 0018
SRPFIXTIME
SRP Fix Time Register
0x01E0 001C
TEARDOWN
Teardown Register
0x01E0 0020
INTSRCR
USB Interrupt Source Register
0x01E0 0024
INTSETR
USB Interrupt Source Set Register
0x01E0 0028
INTCLRR
USB Interrupt Source Clear Register
0x01E0 002C
INTMSKR
USB Interrupt Mask Register
0x01E0 0030
INTMSKSETR
USB Interrupt Mask Set Register
0x01E0 0034
INTMSKCLRR
USB Interrupt Mask Clear Register
0x01E0 0038
INTMASKEDR
USB Interrupt Source Masked Register
0x01E0 003C
EOIR
USB End of Interrupt Register
0x01E0 0040
-
Reserved
0x01E0 0050
GENRNDISSZ1
Generic RNDIS Size EP1
0x01E0 0054
GENRNDISSZ2
Generic RNDIS Size EP2
0x01E0 0058
GENRNDISSZ3
Generic RNDIS Size EP3
0x01E0 005C
GENRNDISSZ4
Generic RNDIS Size EP4
0x01E0 0400
FADDR
Function Address Register
0x01E0 0401
POWER
Power Management Register
0x01E0 0402
INTRTX
Interrupt Register for Endpoint 0 plus Transmit Endpoints 1 to 4
0x01E0 0404
INTRRX
Interrupt Register for Receive Endpoints 1 to 4
0x01E0 0406
INTRTXE
Interrupt enable register for INTRTX
0x01E0 0408
INTRRXE
Interrupt Enable Register for INTRRX
0x01E0 040A
INTRUSB
Interrupt Register for Common USB Interrupts
0x01E0 040B
INTRUSBE
Interrupt Enable Register for INTRUSB