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63
KX-TDA6381X/KX-TDA6381SX
11.1.3.
IC6, IC7 of Main Board and IC6, IC7 of Sub Board(CODEC)
Line wire port
Pin No.
Pin Name
Signal Name
I/O
ACT
Description
CO1
(IC6)
CO5
(IC7)
CO9
(IC6)
CO13
(IC7)
40
SO1_1
SHNT0/4/8/12
O
L
Pulse Control/Bell Receive Control
37
SB1_2
DIAL0/4/8/12
O
L
Line Acquisition
38
SB1_1
BELLI0/4/8/12
I
L
Receiving Bell Signal
39
SB1_0
REVDET0/4/8/12
I
H/L Line Reversal Detection
35
SI1_1
CPCDET0/4/8/12
I
H
Disconnect Detection
36
SI1_0
DT_STD0/4/8/12
I
H
DTMF Detection
CO2
(IC6)
CO6
(IC7)
CO10
(IC6)
CO14
(IC7)
43
SO2_1
SHNT1/5/9/13
O
L
Pulse Control/Bell Receive Control
46
SB2_2
DIAL1/5/9/13
O
L
Line Acquisition
45
SB2_1
BELLI1/5/9/13
I
L
Receiving Bell Signal
44
SB2_0
REVDET1/5/9/13
I
H/L Line Reversal Detection
48
SI2_1
CPCDET1/5/9/13
I
H
Disconnect Detection
47
SI2_0
DT_STD1/5/9/13
I
H
DTMF Detection
CO3
(IC6)
CO7
(IC7)
CO10
(IC6)
CO14
(IC7)
6
SO3_1
SHNT2/6/10/14
O
L
Pulse Control/Bell Receive Control
3
SB3_2
DIAL2/6/10/14
O
L
Line Acquisition
4
SB3_1
BELLI2/6/10/14
I
L
Receiving Bell Signal
5
SB3_0
REVDET2/6/10/14
I
H/L Line Reversal Detection
1
SI3_1
CPCDET2/6/10/14
I
H
Disconnect Detection
2
SI3_0
DT_STD2/6/10/14
I
H
DTMF Detection
CO4
(IC6)
CO8
(IC7)
CO12
(IC6)
CO16
(IC7)
9
SO4_1
SHNT3/7/11/15
O
L
Pulse Control/Bell Receive Control
12
SB4_2
DIAL3/7/11/15
O
L
Line Acquisition
11
SB4_1
BELLI3/7/11/15
I
L
Receiving Bell Signal
10
SB4_0
REVDET3/7/11/15
I
H/L Line Reversal Detection
14
SI4_1
CPCDET3/7/11/15
I
H
Disconnect Detection
13
SI4_0
DT_STD3/7/11/15
I
H
DTMF Detection
IC6, IC7
CODEC
SB3_0
SO3_1
S03_0
GNDA1
INT34
VDDA34
INT12
DRB
PCLK
FSC
DOUT
DIN
DXB
RESET
MCLK
CS
DCLK
SB3_1
SI3_1
SI3_0
SB3_2
VDDD
VDDA12
GNDA2
SO4_1
S04_0
SB4_0
SB4_1
SI4_1
SI4_0
SB4_2
SB1_0
SB1_1
SI1_1
SI1_0
SB1_2
SB2_0
SB2_1
SI2_1
SI2_0
SB2_2
VDDREF
SO1_1
S01_0
VREF
SO2_1
S02_0
GNDA3
GNDA4
GNDD
CHCLK1
CHCLK2
TCB
DRA
DXA
TCA
Vout1
Vin1
Vout2
Vin2
Vout3
Vin3
Vout4
Vin4
39
38
35
36
37
40
41
51
49
44
45
48
47
46
43
42
53
55
5
6
7
4
1
2
3
60
58
9
8
10
11
14
13
12
62
64
15
34
30
32
31
20
19
29
23
22
17
18
33
16
28
27
26
25
50
61
24
52
54
57
56
59
21
63
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