Miscellaneous; Cpu Data (Base Unit) - Panasonic KX-TG8421HGN Service Manual

KX-TG8421HGN/KX-TGA840FXN

12 Miscellaneous

12.1. CPU Data (Base Unit)

12.1.1. IC7 (BBIC)
Pin No. Description
1 VSS_LNA1
2 RF_RXp
3 RF_RXn
4 VSS_LNA2
5 RFP1
6 RFP0
7 REF_RES
8 AVS_XTAL
9 XTAL2
10 XTAL1
11 AVD_XTAL
12 RF_SUPPLY1
13 LDO_CTRL
14 AVD
15 LSRn
16 LSRp
17 VREFm
18 MICh
19 CIDOUT/MICn
20 CIDINn/MICp
21 CIDINp/VREFp
22 PULSE_CTRL
23 RINGn/P3_6
24 RINGOUT/RINGING/
P3_5
25 PARADET/P3_4
26 ADC0/P3_3
27 ADC1/INT0/P1_0
28 NTC/ADC2
29 SOCp
30 SOCn
31 CHARGE_CTRL
32 P1_7/CHARGE
33 PAOUTp/P3_1
34 VDDPA
35 PAOUTn/P3_0
36 VBAT1
37 CP_C1x
38 CP_C2x
39 CP_C1y
40 VBAT2
41 CP_C2y
42 CP_VOUT1/LED1
43 CP_VOUT2/LED2
44 PON/P1_6
45 VDD1
46 P2_7/BXTAL
47 P1_5/INT5/RDI/VDDE
48 P1_4/INT4/TDOD
49 P1_3/INT3/SIO
50 P1_2/INT2/SK
51 P1_1/INT1/LE
52 P2_6/WTF_IN
53 P0_7/SPI_DI
54 P0_6/SPI_DO
55 P0_5/SPI_CLK
56 P0_4/SPI_EN
57 P0_3/SCL2
58 P0_2/SDA2
I/O Connection
- GND
A.I RF_RXp
A.I RF_RXn
- GND
D.O RXON
D.O ANT1
A.O REF_RES
- GND
A.I XTAL2
A.I XTAL1
- AVD_XTAL
- RF_SUPPLY1
A.O LDO_CTRL
- AVD
A.O LSRn
A.O LSRp
- VREFm
A.I MICh
A.O CIDOUT
A.I CIDINn
A.I CIDINp
D.O N.C.
D.O HOOK
A.O RINGING
A.I PARADET
A.I ADC0
A.I ADC1
- GND
- GND
- GND
A.O N.C.
A.I CHARGE
A.O PAOUTp
- VDDPA
A.O PAOUTn
- VBAT1
A.I/O N.C.
A.I/O CP_C2x
A.I/O N.C.
- VBAT2
A.I/O CP_C2y
A.O CP_VOUT1
A.O CP_VOUT2
D.I PullUp
- +1.8V
D.O TAM_WP
D.I ROW2
D.I ROW1
D.I ROW0
D.O KEY1
D.O KEY0
D.O KEY2
D.I SPI_DI
D.O SPI_DO
D.O SPI_CLK
D.O TAM_CSn
D.O SCL2
D.I/O SDA2
72
at Normal mode at Reset mode
-
A.I
A.I
-
O_0/1
O_0/1
A.O
-
A.I
A.I
-
-
A.O
-
A.O
A.O
-
A.I
A.O
A.I
A.I
O_0
O_0/1
A.I
A.I
A.I
A.I
-
-
-
A.O
I
A.O
-
A.O
-
A.I/O
A.I/O
A.I/O
-
A.I/O
A.O
A.O
I_1
-
O_0/1
I_0/1
I_0/1
I_0/1
O_0/1
O_0/1
O_0/1
I_0/1
O_0/HighZ
O_0/HighZ
O_0/HighZ
O_0/HighZ
I/O_0/HighZ
-
A.I
A.I
-
Hi-Z
Hi-Z
A.O
-
A.I
A.I
-
-
O-1
-
A.O
A.O
-
A.I
A.O
A.I
A.I
O
O
A.I
A.I
A.I
A.I
A.I
A.I
A.I
O-0
I
O-0
-
O-0
-
A.I
A.I
A.I
-
A.I
A.O
A.O
I
-
O-1
I-PU
I-PU
I-PU
O-0
O-0
O-0
I-PU
O-0
O-0
O-1
O-0
O-0