Kenwood TK-885, Руководство по обслуживанию

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TK-885
SEMICONDUCTOR DATA /
Microprocessor : 30620M8-394GP
(TX-RX Unit IC511)
Terminal function
Pin No. Name I/O Function
1 LSDOUT O Low speed data output.
2 HSDOUT O High speed data output.
3 HSDIN I High speed data input.
4 DTMSTD I DTMF decode IC data detect input.
5 SELF I No function.
6 BYTE I +5V.
7 CNVSS I GND.
8 SFTOE O Shift register output enable.
9 LCDCS O LCD driver chip select output.
10 RESET I Microcomputer reset input.
11 XOUT - 9.8304MHz (System clock).
12 VSS - GND.
13 XIN - 9.8304MHz (System clock).
14 VCC - +5V.
15 IGN I Ignition sense input.
16 AFTRD I FFSK modulation data output timing
pulse input.
17 AFRTM I FFSK demodulation data input tim-
ing pulse input.
18 MICDAT O MIC key data output.
19 CP O PLL IC clock output.
20 BEEP O Beep data output.
21 AFRDT I FFSK demodulation data input.
22 AFREG1 O AF IC register switching data output 1.
23 AFREG2 O AF IC register switching data output 2.
24 EEPDAT O EEPROM data output.
25 EN O D/A converter IC data strobe output.
26 AFCLR O FFSK flame reset output.
27 RXCOM2 I External hook input / External serial
interface input.
28 TXCOM2 I/O External PTT input / External serial
interface output.
29 TXCOM1 O External serial interface output.
30 RXCOM1 I External serial interface input.
31 LD I PLL unlock detect input.
32 AFMSKE O FFSK modulation enable.
(Enable active “H”)
33 TXD O Serial interface output.
34 HOOK I Hook input / Serial interface input.
35 AFDAT O FFSK data output.