ADM7008
Function Description
PCS code-group
[4:0]
MII (TXD/RXD)
<3:0>
0000
Name
Interpretation
11110
01001
10100
10101
01010
01011
01110
01111
10010
10011
10110
10111
11010
11011
11100
11101
11111
0
1
Data 0
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
Data 8
Data 9
Data A
Data B
Data C
Data D
Data E
Data F
IDLE
0001
2
0010
3
0011
4
0100
5
0101
6
0110
7
0111
8
1000
9
1001
A
B
C
D
E
F
I
1010
1011
1100
1101
1110
1111
Undefined
used as inter-stream fill code
11000
10001
01101
0111
J
0101
Start-of-Stream Delimiter, Part 1 of 2;
always used in pairs with K
K
T
R
H
0101
Start-of-Stream Delimiter, Part 2 of 2;
always used in pairs with J
Undefined
Undefined
Undefined
Start-of-Stream Delimiter, Part 1 of 2;
always used in pairs with R
Start-of-Stream Delimiter, Part 2 of 2;
always used in pairs with T
00100
Transmit Error;
used to force signaling errors
00000
00001
00010
00011
00101
00110
01000
01100
10000
11001
V
V
V
V
V
V
V
V
V
V
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
Undefined
Invalid code
Invalid code
Invalid code
Invalid code
Invalid code
Invalid code
Invalid code
Invalid code
Invalid code
Invalid code
Table 3-1 Look-up Table for translating 5B Symbols into 4B Nibbles.
ADMtek Inc.
3-5
ETC [ ETC ]
