LSI Specification
MB86617A
Rev.1.0 Fujitsu VLSI
85
8.4. Physical register #02 (read)
Physical Register#02 is the register that indicates if the extended PHY register map is in existence or not, and the number of ports (3
port).
phy/
link-
addr R/W Bit
15 Bit
14 Bit
13 Bit
12 Bit
11 Bit
10 Bit
9 Bit
8 Bit
7 Bit
6 Bit
5 Bit
4 Bit
3 Bit
2 Bit
1 Bit
0
04 h R - - - - - - - - Extended - Total_ports
Fixed value ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ “7 h” ‘0’ “3h”
<< Description of each Bit
BIT Bit Name Action Value Function
15 - 8 reserved Read - Always indicate ‘0’.
7 - 5 Extended Read - Indicate that this node has the extended PHY register map. (MSB: 7 , LSB: 5)
Always indicate fixed value “7 h”.
4 reserved Read - Always indicates ‘0’.
3 - 0 Total_ports Read - Indicate the number of ports held by this node (MSB: 4 , LSB: 0).
Always indicate fixed value “3 h”.