Table of Contents
Advertisement
ADDRESS PIN No.
xx1182
P27
P26
PF_RLY
P25
MWPOW1
P24
MWPOW0
P23
LED_G
P22
LED_R
P21
BELL CNT
P20
xxx1183
P37
P36
P35
P34
P33
P32
P31
P30
xxx1184
P47
Used as "DTMF R
OUTPUT ENABLED"
P46
P45
P44
P43
P42
P41
P40
xxx1185
P57
P56
P55
P54
P53
P52
P51
P50
9.2. IC201, IC250 (CODEC PIO PORT)
The table below shows correspondence of CODEC pins and Signal names.
SIGNAL NAME
I/O
ACT
DESCRIPTIONS
O
L
O
L
Power failure direct connection
switch
O
H
O
H
O
L
Green LED ON
O
L
RED LED ON
O
L
Bell relay stop
I
HIGH (Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
O
H
O
H
O
H
O
H
O
H
O
H
O
H
O
H
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
I
HIGH(Fixed)
30
NOTES
Advertisement
Table of Contents
