Semiconductor Data - Kenwood TK-3212 Service Manual

TK-3212/3217
Microprocessor : 30620MCP-A00GP (TX-RX UNIT : IC405)
■ Pin function
Pin
Port Name I/O
No.
1 PCTV O
2 DTMF O
3 NC
4 EEPDAT I/O EEPROM data input/output
5 EEPCLK O
6 BYTE
7 GND
8 BSHIFT O
9 NC
10 RESET
11 XOUT O
12 VSS
13 XIN
14-15 VCC
16 INT
17 TCLK/DTRDO
18 RDF/FD
19 SCLK O
20 D I/O I/O Base band IC data input / output
21 TDATA/DTRCLK O
22 DIR O
23 STD
24 QT VCO O
25 DTRLOADN O
26 NC
27 PTT
28 QT TCXO O
29 TXD O
30 RXD
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
41 PLL_STB O
42 PLL_DAT O
43 PLL_CLK O
44 VCC
45 RX_W/N O
16

SEMICONDUCTOR DATA

Function
APC/BPF control data output
DTMF/ Beep output
- NC
EEPROM clock output
- GND
- GND
Beat shift switch
- NC
I CPU reset
CPU clock (7.3728MHz)
- GND
I CPU clock (7.3728MHz)
- +5V
I Battery voltage monitor input
I Base band IC data input
I Base band IC data input
Base band IC clock output
Base band IC data output
Base band IC data output
I Base band IC data input
QT/DQT output
Base band IC data output
- NC
I PTT switch input
QT/DQT output
Serial data (FPU/FLASH)
I Serial data (FPU/FLASH)
- GND
APC switch
- NC
APC voltage discharge switch
TX Wide/Narrow switch
RX VCO switch
TX VCO switch
- GND
I PLL unlock detect input
PLL strobe output
PLL data output
PLL clock output
- +5V
RX Wide/Narrow switch
Pin
Port Name I/O
No.
46-48 NC - NC
49 EN1 I Channel selector input
50 NC - NC
51 OPTDET I Headset input detect
52 AF_CONT O Speaker mute
53 DO O LCD driver
54 CE O LCD driver
55 CL O LCD driver
56 DI I LCD driver
57-59 NC - NC
60 VCC - +5V
61 NC - NC
62 VSS - GND
63-64 GND - GND
65-68 NC - NC
69 AUX O Reserved
70 NC - NC
71 EN2 I Channel selector input
72 LEDTX O Red LED lights control output
73 LEDRX O Green LED lights control output
74 PF1 I SIDE1 key input
75 PF2 I SIDE2 key input
76 SIM1 - GND
77 SIM2 - GND
78-79 NC - NC
80 5T_C O 5T control output
81 5R_C O 5R control output
82 5C_C O 5C control output
83-87 NC - NC
88 BATT I Battery voltage input
Received Signal Strength
89 RSSI I
Indicator input
90 BUSY I Busy level input
91 VOX I VOX level input
92 QT/DQT_IN I QT/DQT input
93 TH_DET I Thermistor input
94 AVSS - GND
95 NC - NC
96 VREF - +5V
97 AVCC - +5V
98 NC - NC
99 MIC_MUTE O MIC mute
100 NC - NC
Function