Read Panasonic KX-FP207RU / KX-FP218RU Service Manual online
18
KX-FP207RU/218RU
Descriptions of Pin Distribution (IC501)
NO.
SIGNAL
I/O
POWER SUPPLIED
VOLTAGE
DESCRIPTION
1
VSSA
GND
POWER SOURCE (ANALOG GND)
2
VDDA 3.3
3.3V
POWER SOURCE (ANALOG +3.3V)
3
AIN1
A
3.3V
CIS IMAGE SIGNAL INPUT (SIG)
4
AIN2
A
3.3V
THERMISTOR TEMPERATURE WATCH INPUT
5
AIN3
A
3.3V
LINE VOLTAGE DETECTION SIGNAL INPUT (DCIN)
6
AMON
A
3.3V
ANALOG SIGNAL MONITOR TERMINAL
7
VSS
GND
POWER SOURCE (GND)
8
X32OUT
O
3.3V/BATT
RTC (32.768KHz) CONNECTION
9
X32IN
I
3.3V/BATT
RTC (32.768KHz) CONNECTION
10
VDD (3.3V / B)
-----
POWER SOURCE (+3.3V/LITHIUM BATTERY)
11
XBACEN
I
3.3V/BATT
BACKUP ENABLE
12
XRAMCS
O
3.3V/BATT
NOT USED
13
VDD (3.3V / B)
-----
POWER SOURCE(+3.3V / LITHIUM BATTERY)
14
VDD (2.5V/B)
-----
POWER SOURCE (+2.5V / LITHIUM BATTERY)
15
FTG
O
3.3V
SH SIGNAL OUTPUT FOR CIS (SI)
16
F1
O
3.3V
01 SIGNAL OUTPUT FOR CIS (CLK)
17
F2/OP
O
3.3V
OUTPUT PORT (THON)
18
FR/OP
O
3.3V
OUTPUT PORT (MDMRST)
19
CPC
I
3.3V
INPUT PORT (CPC)
20
RVN
I
3.3V
INPUT PORT (REED)
21
IRDATXD/IOP
O
3.3V
OUTPUT PORT (CISLED)
22
IRDARXD/IOP80
I
3.3V
INPUT PORT (PTOP)
23
TXD/IOP
I
3.3V
INPUT PORT (FILMEND)
24
RXD/IOP
O
3.3V
OUTPUT PORT (HS-ALC)
25
XRTS/IOP
I
3.3V
INPUT PORT (HOOK)
26
XCTS/IOP
O
3.3V
OUTPUT PORT (SPMUTE)
27
VDD (2.5V)
-----
POWER SOURCE (+2.5V)
28
TONE1
A
3.3V
TONE OUTPUT
29
TONE2
A
3.3V
TONE OUTPUT
30
VOLUREF
A
3.3V
ANALOG REF VOLTAGE
31
VOLUOUT
A
3.3V
VOLUME OUTPUT
32
VOLUIN
A
3.3V
VOLUME INPUT
33
XNMI
I
3.3V
HIGH FIXED
34
FMEMDO/IOP
O
3.3V
OUTPUT PORT (CIS ON)
35
VDD (3.3V)
-----
POWER SOURCE (+3.3V)
36
VSS
GND
POWER SOURCE (GND)
37
VSS
GND
POWER SOURCE (GND)
38
VDD (3.3V)
-----
POWER SOURCE (+3.3V)
39
MIDAT/IOP
O
3.3V
PORT (DATA)
40
MICLK/IOP
O
3.3V
PORT (DR)
41
MILAT/IOP
O
3.3V
PORT (CD)
42
20KOSC/IOP
I/O
3.3V
PORT (TONEIEN)
43
XWAIT
I
3.3V
INPUT PORT (MPOS)
44
HSTRD/IOP
O
3.3V
OUTPUT (DCLK)
45
HSTWR/IOP
O
3.3V
OUTPUT PORT (XHSTWR)
46
XOPRBE
O 3.3V
MFCS
47
ADR15
O
3.3V
CPU ADDRESS BUS 15 (NOT USED)
48
ADR14
O
3.3V
CPU ADDRESS BUS 14 (NOT USED)
49
ADR13
O
3.3V
CPU ADDRESS BUS 13 (NOT USED)
50
VDD (2.5V)
-----
POWER SOURCE (+2.5V)
51
XOUT
O
3.3V
SYSTEM CLOCK (24MHz)
52
XIN
I
3.3V
SYSTEM CLOCK (24MHz)
53
VSS
GND
POWER SOURCE (GND)
54
VDD (3.3V)
-----
POWER SOURCE (+3.3V)
55
XTEST
O
3.3V
24MHz CLOCK
56
TEST1
I
3.3V
HIGH FIXED
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