LM3S3634 Datasheet, PDF (636/779 Pages) Texas Instruments – Stellaris® LM3S3634 Microcontroller

Universal Serial Bus (USB) Controller
Register 8: USB Interrupt Enable (USBIE), offset 0x00B
Host
USBIE is an 8-bit register that provides interrupt enable bits for each of the interrupts in USBIS. At
reset interrupts 1 and 2 are enabled in Device mode.
Device
Host Mode
USB Interrupt Enable (USBIE)
Base 0x4005.0000
Offset 0x00B
Type R/W, reset 0x06
7
6
5
4
reserved
DISCON CONN
Type RO
Reset
0
RO
R/W
R/W
0
0
0
3
SOF
R/W
0
2
1
0
BABBLE RESUME reserved
R/W
R/W
RO
1
1
0
Bit/Field
7:6
5
Name
reserved
DISCON
Type
RO
R/W
Reset
0
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.
4
CONN
R/W
0
Enable Connect Interrupt
Value Description
1 An interrupt is sent to the interrupt controller when the CONN bit
in the USBIS register is set.
0 The CONN interrupt is suppressed and not sent to the interrupt
controller.
3
SOF
R/W
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.
636
November 17, 2011
Texas Instruments-Production Data