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LSI Specification
MB86617A
Rev.1.0 Fujitsu VLSI
87
8.6. Physical register #04 (read/write)
Physical Register#04 is the register that sets the parameter of Self-ID packet to be transmitted by this node.
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
R Jitter
08 h
W
- - - - - - - -
Link_a
ctive
Conte
nder
- - -
Pwr _class
Initial Value ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘1’ ‘1’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’ ‘0’
<< Description of Each Bit
BIT Bit Name Action Value Function
Read - Always indicate ‘0’.
15 - 8 reserved
Write - Always write in ‘0’.
7
Link_active
Note 1)
Read/
Write
-
Set L bit (Link_active) value of Self-ID packet automatically transmitted by this
node with the system power ON.
6
Contender
Note 2)
Read/
Write
-
Set c bit (CONTENDER) value of Self-ID packet automatically transmitted by this
node with the system power ON.
Read -
Indicate Jitter value at receive signal repeat.
(MSB : 5 , LSB : 3)
Always indicates fixed value “000 b”. 5 - 3 Jitter
Write - Always write in ‘0’.
2 - 0
Pwr _class
Note 3)
Read/
Write
-
Set pwr field (POWER_CLASS) value of Self-ID packet automatically transmitted
by this node with the system power ON.
Note 1) L bit value of Self-ID packet that is automatically transmitted by this node with the cable supply power ON is always set at ‘0’
regardless of the setting of this bit.
Note 2) c bit value of Self-ID packet that is automatically transmitted by this node with the cable supply power ON is always set at ‘0’
regardless of the setting of this bit.
Note 3) pwr field value of Self-ID packet which is automatically transmitted by this node with the cable supply power ON is always set
at the value of PWR3 - 1 terminal regardless of the setting of this bit.