Cpu Data (Base Unit); Ic501 - Panasonic KX-TG2359BXB Service Manual

Dual handset digital cordless answering system
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22 CPU DATA (Base Unit)

22.1. IC501

Pin
Description
I/O
1
INT0
D.O
2
NC
D.O
3
L1_BELL
D.I
4
L1_RLY
D.O
5
AC_DOWN_DET
D.I
6
KEY_STB_F
D.O
7
KEY_STB_E
D.O
8
KEY_STB_D
D.O
9
KEY_STB_C
D.O
10 KEY_STB_B
D.O
11 KEY_STB_A
D.O
12 CHG_CTRL
D.O
13 CHG_DET
D.I
14 CHG_LED
D.O
15 SP_LED
D.O
16 VCC
VCC
17 GND
GND
18 NC
D.O
19 NC
D.O
20 NC
D.O
21 KEY_IN5
D.I
22 KEY_IN4
D.I
23 KEY_IN3
D.I
24 KEY_IN2
D.I
25 KEY_IN1
D.I
26 NC
D.O
27 NC
D.O
28 NC
D.O
29 SERIAL_DATA
D.O
30 SERIAL_LE
D.O
31 SERIAL_CLK
D.O
32 SERIAL_IO
D.O
33 NC
D.O
34
GND
35
A.O
36
GND
37
A.O
38
VCC
39 HSSPOUT
A.O
40 LOUT0
A.O
41 LOUT1
A.O
42 VREFO
A.O
43 DCIN0
A.I
44 LIN0
A.I
45 LGS0
A.I
46 CIDO0
A.I
47 CIDIN0
A.I
48 CIDIP0
A.I
49 VCCA
VCC
50 DCIN1
A.I
51 LIN1
A.I
52 LGS1
A.I
53 CIDO1
A.I
54 CIDIN1
A.I
55 CIDIP1
A.I
56 GNDA
GND
57 HSMIP
A.I
58 HSMIN
A.I
59 VREF
A.O
60 MIN
A.I
61 MIP
A.I
62 GNDR
GND
High
High_Z
Low
--
--
--
--
--
--
OFF
--
ON
Off Hook
--
On Hook
High
--
Low
Active
Not
--
Active
Not
--
Active
Not
--
Active
Not
--
Active
Not
--
Active
Not
--
NoCharge
--
Charge
Off Charge
--
On Charge
--
Off
On
--
Off
On
VCC
--
--
--
--
GND
--
--
--
--
--
--
--
--
--
Non
--
Key In
Non
--
Key In
Non
--
Key In
Non
--
Key In
Non
--
Key In
--
--
--
--
--
--
--
--
--
High
--
Low
Not
--
Active
High
--
Low
High
--
Low
--
--
--
Pin
Description
I/O
63 TXMOD
A.O
64 VREFR
A.O
65 RSSI
A.I
66 VCCR
VCC
67 GNDPLL
GND
68 VCCPLL
VCC
69 XOUT
A.O
70 XIN
A.I
71 GND
GND
72 Reset
D.I
73 Power Down
D.I
74 FLASH_RST
75 TX_OUT
D.O
76 MOD_EN
D.O
77 FLASH_SO
78 FLASH_SI
79 FLASH_CS
80 NC
D.O
81 RXEN
D.O
82 TXEN
D.O
83 RXGAIN
D.O
84 RXI
D.I
85 INUSE_LED
D.O
86 ANS_LED
D.O
87 MSG/VM_LED
D.O
88 RF_RST
D.O
89 RADIO_EN
D.O
90 GND
GND
91 VCC
VCC
92 NC
D.O
93 NC
D.O
94 NC
D.O
95 SHCTRL
D.O
96 NC
D.O
97 NC
D.O
98 TCK
D.O
99 TMS
D.O
100 TDI
D.I
101 TDO
D.O
102 NC
D.O
103 NC
D.O
104 NC
D.O
105 NC
D.I
106 GND
GND
107 VCC
VCC
108 SEG12
D.O
109 SEG11
D.O
110 SEG10
D.O
111 SEG9
D.O
112 SEG8
D.O
113 SEG7
D.O
114 SEG6
D.O
115 SEG5
D.O
116 SEG4
D.O
117 SEG3
D.O
118 COM2
D.O
119 COM1
D.O
120 UART_TX
D.O
121 UART_RX
D.I
122 NC
D.O
123 WDT CTL
D.O
124 GND
GND
91
High
High_Z
Normal
--
Normal
--
Power Down
*
High
Middle
High
--
Active
--
*
High
Middle
*
High
Middle
*
High
Middle
--
--
Active
--
Active
--
High
--
High
--
--
Off
--
Off
--
Off
Normal
--
Active
--
--
--
VCC
--
--
--
--
--
--
--
Active
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
VCC
--
High
--
High
--
High
--
High
--
High
--
High
--
High
--
High
--
High
--
High
--
High
Middle
High
Middle
High
--
High
--
--
--
--
Normal
--
--
KX-TG2359BXB
Low
Reset
Low
Low
Not
Low
Low
Low
--
Off
Off
Low
Low
On
On
On
WakeUp
Not
GND
--
--
--
--
Not
--
--
--
--
--
--
--
--
--
--
GND
--
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
Low
--
Low
GND

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