Semiconductor Data - Kenwood TK-860G Service Manual

Microprocessor : 30622M4102GP (TX-RX Unit IC502)
Terminal function
Pin No. Name I/O
1 EMGT O
2 DTMF O
3 2TN I
4 DTMSTD I
5 SIM I
6 BYTE I
7 CNVSS I
8 AFSTB O
9 AFFCLK O
10 RESET I
11 XOUT O
12 VSS –
13 XIN I
14 VCC –
15 NC I
16 MICDAT I/O
17 AUX3 I/O
18 NC –
19 OE I
20 NC –
21 EEPDAT I/O
22 TO O
23 AUX1 I
24 SFTSTB1 O
25 DACSTB O
26 PTT I
27 NC –
28 NC –
29 AUX4 O
30 AUX2 I/O
31 PA O
32 KOUT2 O
33 TXD O
34 HOOK I
35 KOUT1 O
36 KOUT0 O

SEMICONDUCTOR DATA

Function
External MIC control. Mobile MIC : H
DTMF/2TONE/BEEP output.
2TONE decode pulse input.
DTMF decode detect. Detect : H
Destination select.
+5V (5C).
GND.
Base band IC strobe/reset output.
Base band IC frame detect reset/
system reset output.
Reset.
Clock output.
GND.
Clock input.
+5V.
Pull up.
MIC data input/output.
Option board port 3.
SmarTrunk : Clock output.
NC.
Output enable control sift register.
NC.
EEPROM data input/output.
QT/DQT modulation output.
Option board port 1.
SmarTrunk : Req/Ack input.
Shift register strobe output.
D/A converter enable output.
PTT. PTT on : L
NC.
NC.
Option board port 4.
SmarTrunk : Data output.
Option board port 2.
SmartTrunk : Data input.
MIC audio line sw control. PA : H
Key scan output 2.
Serial data. PTT on : L
HOOK/RXD. On hook : L
Key scan output 1.
Key scan output 0.
TK-860G/862G
Pin No. Name I/O
37 RDY I
38 NC –
39 HOLD I
40,41 NC –
42 RD O
43 NC –
44 WR O
45 LCDCS O
46 CNTDAT O
47 CNTCLK O
48 CSO –
49 A19 –
50~59 A18~A9 –
60 ACC –
61 A8 –
62 VSS –
63~70 A7~A0 –
71~73 KIN0~KIN2 I
74 MON I
75 SCN I
76 PLLUL I
77 PLLSTB O
78 MUTE I
79~86 D7~D0 –
87 PWR (EMG) I
88 EMG/TXS I
89 RFDAT O
90 RFCLK O
91 NC –
92 RSSQL I
93 ANLSQL I
94 AVSS –
95 TOI I
96 VREF –
97 AVCC –
98 DTMPD O
99 DTMCLK O
100 DTMDAT I
Function
Pull up.
NC.
Not used.
NC.
READ signal.
NC.
WRITE signal.
LCD chip enable output.
Common data output. (LCD,
SHIFT REG, VOL, Audio processor)
Common clock output. (EEPROM,
LCD, SHIFT REG, VOL, Audio processor)
Chip select signal.
Not used.
Flash memory address bus.
+5V.
Flash memory address bus.
GND.
Flash memory address bus.
Key scan input.
[MON] key input. On : L
[SCN] key input. On : L
PLL unlock detect input. Unlock : L
PLL strobe output. Latch : H
RX audio mute. Mute : H
Flash memory data bus.
[PWR] key input (key interrupt). On : L
Emergency input (key interrupt). On : L
PLL data output.
PLL clock output.
NC.
Receive signal strength indicator input.
Analog squelch level input.
GND.
QT/DQT signal input.
Reference voltage input.
+5V.
DTMF IC power control.
Power down : H
DTMF IC decode clock output.
DTMF IC decode data input.
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