LM3S6611-IQC20-A0T ETC2 [List of Unclassifed Manufacturers], LM3S6611-IQC20-A0T Datasheet - Page 409

• Manufacturer Part Number: LM3S6611-IQC20-A0T
• Description: Microcontroller
• Manufacturer: ETC2 [List of Unclassifed Manufacturers]

Ethernet PHY Management Register 23 – LED Configuration (MR23)
Base 0x4004.8000
Address 0x17
Type R/W, reset 0x0010
October 09, 2007
Reset
Type
Bit/Field
15:8
7:4
3:0
RO
15
0
Register 27: Ethernet PHY Management Register 23 – LED Configuration
(MR23), address 0x17
This register enables software to select the source that will cause the LEDs to toggle.
RO
14
0
LED1[3:0]
LED0[3:0]
reserved
Name
RO
13
0
RO
12
0
reserved
RO
Type
11
R/W
R/W
0
RO
RO
10
0
Reset
0x0
1
0
RO
9
0
Preliminary
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.
LED1 Source
The LED1 field selects the source that will toggle the LED1 signal.
LED0 Source
The LED0 field selects the source that will toggle the LED0 signal.
RO
Value
0x0
0x1
0x2
0x3
0x4
0x5
0x6
0x7
0x8
Value
0x0
0x1
0x2
0x3
0x4
0x5
0x6
0x7
0x8
8
0
Description
Link OK
RX or TX Activity (Default LED1)
TX Activity
RX Activity
Collision
100BASE-TX mode
10BASE-T mode
Full-Duplex
Link OK & Blink=RX or TX Activity
Description
Link OK (Default LED0)
RX or TX Activity
TX Activity
RX Activity
Collision
100BASE-TX mode
10BASE-T mode
Full-Duplex
Link OK & Blink=RX or TX Activity
R/W
7
0
R/W
6
0
LED1[3:0]
R/W
5
0
R/W
4
1
LM3S6611 Microcontroller
R/W
3
0
R/W
2
0
LED0[3:0]
R/W
1
0
R/W
0
0
409