
CODEC
EXTENTION
PORT
PIN No.
SIGNAL
NAME
I/O
ACT
DESCRIPTIONS
NOTES
CODECIC201
EXT0
SO1_1
O
L (Fixed)
SO1_0
BELL0
O
H
Ringer output
SB1_2
O
+5V pull up
SB1_1
DIAG_RLY0
O
H
Self diagnosis
switching
SB1_0
O
+5V pull up
SI1_1
HOOK0
I
L
Off-hook detection
SI1_0
DT_EST0
I
H
DTMF detection
EXT1
SO2_1
O
L(Fixed)
SO2_0
BELL1
O
H
Ringer output
SB2_2
O
+5V pull up
SB2_1
O
H
SB2_0
O
+5Vu pull up
SI2_1
HOOK1
I
L
Off-hook detection
SI2_0
DT_EST1
I
H
DTMF detection
EXT2
SO3_1
O
L (Fixed)
SO3_0
BELL2
O
H
Ringer output
SB3_2
O
+5V pull up
SB3_1
O
H
SB3_0
O
+5V pull up
SI3_1
HOOK2
I
L
Off-hook detection
SI3_0
DT_EST2
I
H
DTMF detection
EXT3
SO4_1
O
L (Fixed)
SO4_0
BELL3
O
H
Ringer output
SB4_2
O
+5V pull up
SB4_1
O
H
SB4_0
O
+5V pull up
SI4_1
HOOK3
I
L
Off-hook detection
SI4_0
DT_EST3
I
H
DTMF detection
31
Содержание KX-TDA0174
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Страница 36: ...11 TERMINAL GUIDE OF ICS TRANSISTORS AND DIODES 12 CABINET AND ELECTRICAL PARTS LOCATION 36 ...
Страница 37: ...13 ACCESSORIES AND PACKING MATERIALS 37 ...
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