4
MICROCOMPUTER’STERMINAL DESCRIPTION
Pin No.
Pin Name I/O Purpose / Description Processing Operation
1 VREF- - GND Connected to GND
2 REEL-S I Cassette mechanism for rotation of reel detection Rotation of reel pulse from supply part
3 REEL-T I Cassette mechanism for rotation of reel detection Rotation of reel pulse from take-up part
4 SA01 I Spectrum analyzer input terminal 63Hz input (from IC352,17PIN)
5 SA02 I Spectrum analyzer input terminal 150Hz input (from IC352,16PIN)
6 SA03 I Spectrum analyzer input terminal 330Hz input (from IC352,15PIN)
7 SA04 I Spectrum analyzer input terminal 1KHz input (from IC352,14PIN)
8 SA05 I Spectrum analyzer input terminal 3.3KHz input (from IC352,13PIN)
9 SA06 I Spectrum analyzer input terminal 10KHzinput (from IC352,12PIN)
10 VREF+ - Power supply input terminal Connected to BU+5V
11 VDD1 - Power supply input terminal Connected to BU+5V
12 OSC2 O Main crystal output terminal X1 (8.38MHz)
13 OSC1 I Main crystal input terminal X1 (8.38MHz)
14 VSS - GND Connected to GND
15 XI I Sub crystal input terminal X2 (32.768KHz)
16 XO O Sub crystal output terminal X2 (32.768KHz)
17 MMOD I Memory extension mode setting input terminal Connected to GND
18 MODE3 I
Operation mode of cassette mechanism detection input terminal
SW3 from cassette mechanism
19 MODE1 I
Operation mode of cassette mechanism detection input terminal
SW1 from cassette mechanism
20 MODE2 I
Operation mode of cassette mechanism detection input terminal
SW2 from cassette mechanism
21 CH-DATAH O Control of external CD Changer Data out put for external CD changer
22 CH-DATAC I Control of external CD Changer Data input from external CD changer
23 CH-CLK I/O Control of external CD Changer
CLOCK input / output terminal for external CD changer
24 BEEP O BEEP sound output terminal BEEP ON "H" BEEP OFF "L"
25 SUB M+ O Motor driver control output terminal Control of sub motor for cassette mechanism
26 BU-DET I BU voltage detection input terminal L : BU detection
27 CH-REQC I Control of external CD Changer REQ input from external CD changer
28 REMO I Remote control signal input terminal Remote control signal input terminal
29 LCD-DI I LCD driver control output terminal DATA input form LCD driver (from IC900, 97PIN)
30-32 NC I - Connected to GND
33 /RESET I System reset input terminal L : RESET
34 LED RED O Adjustment of brightness for LED PWM output for RED LED
35 SUB M- O Motor driver control output terminal Control of sub motor for cassette mechanism
36 LED BLU O Adjustment of brightness for LED PWM output for BLUE LED
37 ILL ON O Illumination LE power supply control output terminal H : illumination ON
(to operation key)
38 /LCD-INH O Control of LCD driver INH output for LCD driver (to IC900, 96PIN)
39 LCD-CE O Control of LCD driver CE output for LCD driver(to IC900, 98PIN)
40 LED GRN O Adjustment of brightness for LED PWM output for GREEN LED
41 NC O - Connected to GND
42 LCD-DO O Control of LCD driver DATA output for LCD driver (to IC900, 100PIN)
43 LCD-DI I Control of LCD driver DATA input from LCD driver (from IC900, 97PIN)
44 LCD-CLK O Control of LCD driver CLK output for LCD driver (to IC900, 99PIN)
IC1 (MAIN PWB UNIT)
DPX-3030/MP4030
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
