TM4C1294NCZAD Datasheet, PDF (1602/1914 Pages) Texas Instruments – Tiva Microcontroller

Ethernet Controller
Register 73: Ethernet PHY Basic Mode Status - MR1 (EPHYBMSR), address
0x001
This register reflects the basic mode features that are available in the EPHY.
Ethernet PHY Basic Mode Status - MR1 (EPHYBMSR)
Base n/a
Address 0x001
Type RO, reset 0x7849
15
14
13
12
11
10
9
8
reserved 100BTXFD 100BTXHD 10BTFD 10BTHD
reserved
Type RO
RO
RO
RO
RO
RO
RO
RO
Reset
0
1
1
1
1
0
0
0
7
6
5
4
3
2
1
0
MFPRESUP ANC RFAULT ANEN LINKSTAT JABBER EXTEN
RO
RO
RO
RO
RO
RO
RO
RO
0
1
0
0
1
0
0
1
Bit/Field
15
14
Name
reserved
100BTXFD
Type
RO
RO
Reset
0
1
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.
100Base-TX Full Duplex Capable
Value Description
0 Device does not support 100Base-TX in full duplex mode.
1 Device supports 100Base-TX in full duplex mode.
13
100BTXHD
RO
1
100Base-TX Half Duplex Capable
Value Description
0 The device does not support 100Base-TX in half duplex mode.
1 The device supports 100Base-TX in half duplex mode.
12
10BTFD
RO
1
10 Base-T Full Duplex Capable
Value Description
0 The device does not support 10Base-T in full duplex mode.
1 Device able to perform 10Base-T in full duplex mode.
11
10BTHD
RO
1
10 Base-T Half Duplex Capable
Value Description
0 Device not able to perform 10Base-T in half duplex mode.
1 Device able to perform 10Base-T in half duplex mode.
10:7
reserved
RO
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.
1602
Texas Instruments-Production Data
June 18, 2014