KX-NCP0158CE - Panasonic PBX Service Manual (repair manual). Page 84

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84
KX-NCP0158CE
63
VDDE/HOLDACKn/INT5n/
P1[5]
in
D3R2V up/47K
64
BE1n
out
-
High byte enable
NBE1_BB
65
BE0n
out
-
Low byte enable
NBE0_BB
66
P3[0]
out
-
Not in use (OPEN)
67
SDA2
bi
D3R2V up/47K
Not in use (Pull-up)
68
DAB0
bi
D3R2V up/47K down (NC) CPU if data bit0
D_BB[0]
69
DAB8
bi
D3R2V up/47K down (NC) CPU if data bit8
D_BB[8]
70
DAB1
bi
D3R2V up/47K down (NC) CPU if data bit1
D_BB[1]
71
DAB9
bi
D3R2V up/47K down (NC) CPU if data bit9
D_BB[9]
72
DAB2
bi
D3R2V up/47K down (NC) CPU if data bit2
D_BB[2]
73
DAB10
bi
D3R2V up/47K down (NC) CPU if data bit10
D_BB[2]
74
DAB3
bi
D3R2V up/47K down (NC) CPU if data bit3
D_BB[3]
75
DAB11
bi
D3R2V up/47K down (NC) CPU if data bit11
D_BB[11]
76
VSS76
-
-
Digital ground
77
VDD77
-
-
1.8V power for digital
78
VDDIO78
-
-
3.2V power supply for I/O
79
P2[0]/PWM0/SPIDI
in
down 1k
Not in use (Pull-down)
SPIDI
80
P2[1]/PWM1/SPICLK
out
-
Not in use (OPEN)
SPICLK
81
P2[2]/ADC0/CLK100
out
down 47K
CHK100
input:Analog
output:Digital (CLK100)
82
P2[3]/ADC1
out
down 47K
Not in use (pull-down)
input:Analog
output:Digital
83
P2[4]/SCL1
out
down 47K
Not in use (pull-down)
84
P2[5]/SDA1
out
down 47K
Not in use (pull-down)
85
DAB4
bi
D3R2V up/47K down (NC) CPU if data bit4
D_BB[4]
86
DAB12
bi
D3R2V up/47K down (NC) CPU if data bit12
D_BB[12]
87
DAB5
bi
D3R2V up/47K down (NC) CPU if data bit5
D_BB[5]
88
DAB13
bi
D3R2V up/47K down (NC) CPU if data bit13
D_BB[13]
89
DAB6
bi
D3R2V up/47K down (NC) CPU if data bit6
D_BB[6]
90
DAB14
bi
D3R2V up/47K down (NC) CPU if data bit14
D_BB[14]
91
DAB7
bi
D3R2V up/47K down (NC) CPU if data bit7
D_BB[7]
92
DAB15
bi
D3R2V up/47K down (NC) CPU if data bit15
D_BB[15]
93
TM
in
down/10K
TestMode Not in use (Pull-down)
Test Mode It is usually Imput
with 0
94
P2[7]/SPIDO
out
-
Not in use (OPEN)
SPIDO
95
P1[6]/PON/INT6
in
D1R8V up/47K
Power on
96
P1[7]/INT7/CHARGE
in
GND
Not in use (GND)
97
P2[6]/stop_charge
AO
down (NC)
Not in use (Open)
P67:P2[6]/stop_charge  can
be left unconnected.
P127:P2[6] is not supported
in SC14429.
98
RINGING
AI
GND
Not in use (GND)
99
LINEREF
AO
-
Not in use (OPEN)
LINEREF/LINEOUT
Typ0.69V
100
LINEOUT
AO
-
Not in use (OPEN)
101
LINE_IN+
in
down/10K
Not in use (Pull-down)
102
LINE_IN-
in
down/10K
Not in use (Pull-down)
103
LDO1_SNS
in
-
Not in use (Pull-down)
LDO1_SNS:Typ 0.9V
104
LDO1_CTRL
out
-
Not in use (Pull-down)
LDO1_CTRL
105
LDO2_CTRL
out
-
1.8V power supply control
LDO2_CTRL
106
VBAT2
in
-
4.7V
DCOUT_BB
107
CIDIN+
in
GND
Not in use (GND)
common mode range
108
AVS2
-
-
Ground
109
AVD2
-
-
1.8V power supply
110
LSR+/REF
AO
-
Not in use (OPEN)
LSR+/- Typ0.69V or 2.76V
111
LSR-/REF
AO
-
Not in use (OPEN)
112
CIDIN-
AI
GND
Not in use (GND)
113
CIDOUT
AO
-
Not in use (OPEN)
114
MIC-
AI
GND
Not in use (GND)
115
VREF-
out
-
Not in use (GND)
116
VBUF
out
-
OUTPUT. Voltage reference 1.5V
Outputtyp:1.5V(The 
VBUF
and AGND pins are )
Outputtyp:0.9V (connected to
external capacitors)
117
AGND
AO
-
Signal ground
118
MIC+
AI
GND
Not in use (GND)
119
VREF+
AO
-
Not in use (OPEN)
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