LM3S3749 Luminary Micro, Inc, LM3S3749 Datasheet - Page 521

• Manufacturer Part Number: LM3S3749
• Description: Lm3s3749 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Reset
Type
USB Transmit Interrupt Status (USBTXIS)
Base 0x4005.0000
Offset 0x002
Type RO, reset 0x0000
June 02, 2008
Host
Device
Bit/Field
15:4
RO
3
2
1
0
15
0
RO
Register 3: USB Transmit Interrupt Status (USBTXIS), offset 0x002
USBTXIS is a 16-bit read-only register that indicates which interrupts are currently active for endpoint
0 and the transmit endpoints 1–3.
Note:
14
0
RO
13
reserved
0
Name
Bits relating to endpoints that have not been configured always return 0. Note also that all
active interrupts are cleared when this register is read.
EP3
EP2
EP1
EP0
RO
12
0
RO
11
0
Type
RO
RO
RO
RO
RO
RO
10
0
reserved
RO
Reset
0x00
9
0
0
0
0
0
Preliminary
RO
8
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.
TX Endpoint 3 Interrupt
TX Endpoint 2 Interrupt
TX Endpoint 1 Interrupt
TX and RX Endpoint 0 Interrupt
RO
7
0
RO
6
0
RO
5
0
RO
4
0
EP3
RO
3
0
LM3S3749 Microcontroller
EP2
RO
2
0
EP1
RO
1
0
EP0
RO
0
0
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