AX88850 ASIX [ASIX Electronics Corporation], AX88850 Datasheet - Page 26

• Manufacturer Part Number: AX88850
• Description: 100BASE-TX/FX Repeater Controller
• Manufacturer: ASIX [ASIX Electronics Corporation]

3.11.4 LED Status Driver wave-form for AX88854
3.12 Power on Configuration(Initial Setting)
During power-on reset, /IR_ACTI[[7:0] are used as some configuration setting. These include inter repeater active
input pin enable/disable (/IR_ACT_EN); time out to clear repeater ID(/TO_ID_CLR); daisy-chain input
disable/enable (/DIS_DAISY); and repeater ID(RPTR_ID[4:0]). Detail function is described on previous pin
description (expansion bus interface). After reset, these setting are stored in DEVICE ID REGISTER which can be
modified by station management write commands.
LED_SYN
LED[0]
LED[1]
LED[2]
LED[3]
LED[4]
LED[5]
LED[6]
LED[7]
/IR_ACT_EN pull high
/TO_ID_CLR pull high
/DIS_DAISY pull high
RPTR_ID
AX88850
P 0
P 1
P 2
P 3
P 4
P 5
P 6
P 7
D 0
Default setting
J 0
J 1
J 2
J 3
J 4
J 5
J 6
J 7
D 1
L0/
L1/
L2/
L3/
L4/
L5/
L6/
L7/
A 0
A 1
A 2
A 3
A 4
A 5
A 6
A 7
pull high
D 2
L8/
L9/
C 4
U 4
A 8
A 9
P 8
P 9
J 8
J 9
D 3
C 2
C 3
U 0
U 1
U 2
U 3
C 0
C 1
D 4
P 1 0
P 1 1
P 1 2
P 1 3
P 1 4
P 1 5
P 1 6
P 1 7
D 5
DISABLE inter repeater active in
DISABLE time out to clear repeater ID
ENABLE daisy-chain input
RPTR_ID = 11111
J 1 0
J 1 1
J 1 2
J 1 3
J 1 4
J 1 5
J 1 6
J 1 7
D 6
A 1 0
A 1 1
A 1 2
A 1 3
A 1 4
A 1 5
A 1 6
A 1 7
D 7
R I D 0
R I D 1
R I D 2
R I D 4
C C 4
U U 4
U U 1
26
"0"
D 8
C C 0
C C 1
C C 2
C C 3
U U 0
U U 1
U U 2
U U 3
D 9
no useful phase
no useful phase
no useful phase
no useful phase
no useful phase
no useful phase
no useful phase
no useful phase
ASIX ELECTRONICS CORPORATION
Function
D10 ~ D15
PRELIMINARY
P 0
P 1
P 2
P 3
P 4
P 5
P 6
P 7
D 0
J 0
J 1
J 2
J 3
J 4
J 5
J 6
J 7
D 1
L0/
L1/
L2/
L3/
L4/
L5/
L6/
L7/
A 0
A 1
A 2
A 3
A 4
A 5
A 6
A 7
D 2
L8/
L9/
C 4
U 4
A 8
A 9
P 8
P 9
J 8
J 9
D 3