LM3S5R36_13 Datasheet, PDF (824/1063 Pages) Texas Instruments – LM3S5R36 Microcontroller

NRND: Not recommended for new designs.
Universal Serial Bus (USB) Controller
Register 11: USB Test Mode (USBTEST), offset 0x00F
USBTEST is an 8-bit register that is primarily used to put the USB controller into one of the four test
modes for operation described in the USB 2.0 Specification, in response to a SET FEATURE:
USBTESTMODE command. This register is not used in normal operation.
Note: Only one of these bits should be set at any time.
USB Test Mode (USBTEST)
Base 0x4005.0000
Offset 0x00F
Type R/W, reset 0x00
7
6
5
4
3
2
1
0
reserved FIFOACC
reserved
Type RO R/W1S RO
RO
RO
RO
RO
RO
Reset
0
0
0
0
0
0
0
0
Bit/Field
7
6
5:0
Name
reserved
FIFOACC
reserved
Type
RO
R/W1S
RO
Reset
0
0
0x0
Description
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
FIFO Access
Value Description
1 Transfers the packet in the endpoint 0 transmit FIFO to the
endpoint 0 receive FIFO.
0 No effect.
This bit is cleared automatically.
Software should not rely on the value of a reserved bit. To provide
compatibility with future products, the value of a reserved bit should be
preserved across a read-modify-write operation.
824
October 06, 2012
Texas Instruments-Production Data