LM3S3748 Datasheet, PDF (526/753 Pages) List of Unclassifed Manufacturers – Microcontroller

Univeral Serial Bus (USB) Controller
USBIS Device Mode
USB General Interrupt Status (USBIS)
Base 0x4005.0000
Offset 0x00A
Type RO, reset 0x00
7
6
5
4
3
2
1
0
reserved
DISCON reserved SOF RESET RESUME SUSPEND
Type RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
0
0
0
0
0
0
0
Bit/Field
7:6
5
4
3
2
1
0
Name
reserved
DISCON
reserved
SOF
RESET
RESUME
SUSPEND
Type
RO
RO
RO
RO
RO
RO
RO
Reset
0
0
0
0
0
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.
Session Disconnect
Set when a session ends. Valid at all transaction speeds.
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.
Start of Frame
Set when a new frame starts.
Reset Signal Detected
Set when Reset signaling is detected on the bus.
Resume Signal Detected
Set when Resume signaling is detected on the bus while the USB
controller is in Suspend mode.
This can only be used if the USB's system clock is enabled. If the user
disables the clock programming, the USBDRCRIS, USBDRCIM, and
USBISC registers should be used.
Suspend Signal Detected
Set when Suspend signaling is detected on the bus.
526
April 08, 2008
Preliminary