Semiconductor Data - Kenwood TK-3202 Service Manual

Microprocessor: 30622MAA-B97GU (TX-RX unit IC405)
Pin No. Name I/O
1 PCTV O
2 DTMF O
3 NC -
4 EEPDAT I/O
5 EEPCLK O
6 BYTE -
7 GND -
8 BSHIFT O
9 NC -
10 RESET I
11 XOUT O
12 VSS -
13 XIN I
14~15 VCC -
16 INT I
17 TCLK/DTRDO I
18 RDF/FD I
19 SCLK O
20 D I/O I/O
21 TDATA/DTRCLK O
22 DIR O
23 STD I
24 QT VCO O
25 DTRLOADN O
26 1/2 OSC O
27 PTT I
28 QT TCXO O
29 TXD O
30 RXD I
31 GND -
32 APCSW O
33,34 NC -
35 DCSW O
36 TX_W/N O
37 RX_SW O
38 TX_SW O
39 GND -
40 PLL_UL I
41 PLL_STB O

SEMICONDUCTOR DATA

Function
APC/BPF control data output
DTMF/ Beep output
NC
EEPROM data input/output
EEPROM clock output
GND
GND
Beat shift switch
NC
CPU reset
CPU clock (7.3728MHz)
GND
CPU clock (7.3728MHz)
+5V
Battery voltage monitor input
Base band IC data input
Base band IC data input
Base band IC clock output
Base band IC data input/output
Base band IC data output
Base band IC data output
Base band IC data input
QT/DQT output
Base band IC data output
3.6864MHz (7.3728MHz/2)
PTT switch input
QT/DQT output
Serial data (FPU/FLASH)
Serial data (FPU/FLASH)
GND
APC switch
NC
APC voltage discharge switch
TX Wide/Narrow switch
RX VCO switch
TX VCO switch
GND
PLL unlock detect input
PLL strobe output
Pin No. Name I/O
42 PLL_DAT O
43 PLL_CLK O
44 VCC -
45 RX_W/N O
46~50 EN5~EN1 I
51 OPTDET I
52 AF_CONT O
53~59 NC -
60 VCC -
61 NC -
62 VSS -
63,64 GND -
65~71 NC -
72 LEDTX O
73 LEDRX O
74 PF1 I
75 PF2 I
76 SIM1 -
77 SIM2 -
78,79 NC -
80 5T_C O
81 5R_C O
82 5C_C O
83~87 NC -
88 BATT I
89 RSSI I
90 BUSY I
91 VOX I
92 QT/DQT_IN I
93 TH_DET I
94 AVSS -
95 NC -
96 VREF -
97 AVCC -
98 NC -
99 MIC_MUTE O
100 NC -
TK-3202
Function
PLL data output
PLL clock output
+5V
RX Wide/Narrow switch
Channel selector input
Headset input detect
Speaker mute
NC
+5V
NC
GND
GND
NC
Red LED lights control output
Green LED lights control output
SIDE 1 key input
SIDE 2 key input
GND
GND
NC
5T control output
5R control output
5C control output
NC
Battery voltage input
Received Signal Strength
Indicator input
Busy level input
VOX level input
QT/DQT input
Thermistor input
GND
NC
+5V
+5V
NC
MIC mute
NC
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