LM3S9B81 Datasheet, PDF (908/1155 Pages) Texas Instruments – Stellaris® LM3S9B81 Microcontroller

Universal Serial Bus (USB) Controller
Bit/Field
7:6
5
4
3
2
1
0
Name
reserved
DISCON
reserved
SOF
RESET
RESUME
SUSPEND
Type
RO
R/W
RO
R/W
R/W
R/W
R/W
Reset
0x0
0
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.
Enable Disconnect Interrupt
Value Description
1 An interrupt is sent to the interrupt controller when the DISCON
bit in the USBIS register is set.
0 The DISCON interrupt is suppressed and not sent to the interrupt
controller.
0
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.
0
Enable Start-of-Frame Interrupt
Value Description
1 An interrupt is sent to the interrupt controller when the SOF bit
in the USBIS register is set.
0 The SOF interrupt is suppressed and not sent to the interrupt
controller.
1
Enable RESET Interrupt
Value Description
1 An interrupt is sent to the interrupt controller when the RESET
bit in the USBIS register is set.
0 The RESET interrupt is suppressed and not sent to the interrupt
controller.
1
Enable RESUME Interrupt
Value Description
1 An interrupt is sent to the interrupt controller when the RESUME
bit in the USBIS register is set.
0 The RESUME interrupt is suppressed and not sent to the interrupt
controller.
0
Enable SUSPEND Interrupt
Value Description
1 An interrupt is sent to the interrupt controller when the SUSPEND
bit in the USBIS register is set.
0 The SUSPEND interrupt is suppressed and not sent to the
interrupt controller.
908
June 29, 2010
Texas Instruments-Advance Information