Cpu Data - Panasonic KX-FG2452CX Service Manual

20.2. CPU Data

20.2.1. IC801 (Digital Board)
Pin Description I/O
1 INT0 D.I
2 NC -
3 BELL_TX D.I
4 NC -
5 NC -
6 NC -
7 NC -
8 NC -
9 NC -
10 NC -
11 NC -
12 CHARGE_CTL D.O
13 CHAGE_DET D.I
14 VCC VCC
15 GND GND
16 EROM_WP D.O
17 EEPROM_DATA D.O
18 EEPROM_CLK D.O
19 S_ENB D.I
20 CBUSY2 D.I
21 CBUSY1 D.O
22 NC -
23 CSI/SDATA D.O
24 SLE D.O
25 CCLK/SCLK D.O
26 CSO/SDIO D.I
27 NC -
28 GND GND
29 NC -
30 GNDPA GND
31 - -
32 VCCPA VCC
33 NC -
34 LOUT0 A.O
35 DCIN0 A.I
36 LIN0 A.I
37 VCCA VCC
38 GNDA GND
39 HSMIP A.I
40 HSMIN A.I
41 VREF A.O
42 NC -
43 NC -
44 GNDR GND
45 TXMOD A.O
46 VREFR A.O
47 RSSI A.I
48 VCCR A.I
49 GNDPLL GND
50 VCCPLL VCC
51 XOUT A.O
52 XIN A.I
53 GND GND
54 RSIN D.I
55 PDN D.I
56 NC -
57 TXOUT D.O
58 MOD_EN D.O
59 NC -
60 NC -
61 NC -
62 NC -
High High_Z
High - LOW
- -
High - LOW
- -
- -
- -
- -
- -
- -
- -
- -
Tricle - Normal
Off_charge - On_charge
VCC -
- - GND
HIgh - LOW
HIgh - LOW
HIgh - LOW
HIgh - LOW
HIgh - LOW
HIgh - LOW
- -
HIgh - LOW
HIgh - LOW
HIgh - LOW
HIgh - LOW
- -
- - GND
- -
- - GND
- -
VCC -
- -
- -
- -
- -
VCC -
- - GND
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Normal - Reset
Power ON - Power Down
- -
High -
High -
- -
- -
- -
- -
Pin Description
63 RXEN
64 TXEN
Low
65 RX_GAIN
66 RXI
-
67 NC
68 NC
-
69 NC
-
70 RF_RESET
-
71 RADIO_EN
-
72 GND
-
73 VCC
-
74 SHCTRL
-
75 NC
-
76 TCK
77 TMS
78 TDI
-
79 TDO
80 NC
81 NC
82 NC
83 NC
84 NC
85 NC
86 NC
-
87 NC
88 NC
89 NC
90 NC
91 NC
-
92 UART_TX
93 UART_RX
-
94 NC
95 NC
-
96 GND
-
97 VCC
-
98 NC
-
99 NC
-
100 NC
-
Note:
-
• The mark "*" in the I/O column means the port is controlled
by the firmware.
-
• Data in the blank columns are omitted because of the Ana-
-
-
log I/O.
-
-
-
-
-
-
-
-
-
-
-
-
-
Low
Low
-
-
-
-
249
I/O High High_Z
D.O Enable -
D.O Enable -
D.O High_Gain -
D.I High -
- - -
- - -
- - -
D.O Normal -
D.O Enable -
GND - -
VCC VCC -
D.O High -
- - -
D.O
D.O
D.I
D.O
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
D.O - -
D.I - -
- - -
- - -
GND - -
VCC VCC -
- - -
- - -
- - -
KX-FG2452CX
Low
Disable
Disable
Low_gain
Low
-
-
-
Reset
Disable
GND
-
Low
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
GND
-
-
-
-