DPX-3030/MP4030
MICROCOMPUTER OS TERMINAL DESCRIPTION
IC1 (MAIN PWB UNIT)
Pin No.Pin Name I/OPurpose / DescriptionProcessing Operation
1VREF--GNDConnected to GND
2REEL-SICassette mechanism for rotation of reel detectionRotation of reel pulse from supply part
3REEL-TICassette mechanism for rotation of reel detectionRotation of reel pulse from take-up part
4SA01ISpectrum analyzer input terminal63Hz input (from IC352,17PIN)
5SA02ISpectrum analyzer input terminal150Hz input (from IC352,16PIN)
6SA03ISpectrum analyzer input terminal330Hz input (from IC352,15PIN)
7SA04ISpectrum analyzer input terminal1KHz input (from IC352,14PIN)
8SA05ISpectrum analyzer input terminal3.3KHz input (from IC352,13PIN)
9SA06ISpectrum analyzer input terminal10KHzinput (from IC352,12PIN)
10VREF+-Power supply input terminalConnected to BU+5V
11VDD1-Power supply input terminalConnected to BU+5V
12OSC2OMain crystal output terminalX1 (8.38MHz)
13OSC1IMain crystal input terminalX1 (8.38MHz)
14VSS-GNDConnected to GND
15XIISub crystal input terminalX2 (32.768KHz)
16XOOSub crystal output terminalX2 (32.768KHz)
17MMODIMemory extension mode setting input terminalConnected to GND
18MODE3IOperation mode of cassette mechanism detection input terSW3 from cassette mechanismminal
19MODE1IOperation mode of cassette mechanism detection input terSW1 from cassette mechanismminal
20MODE2IOperation mode of cassette mechanism detection input terSW2 from cassette mechanismminal
21CH-DATAHOControl of external CD ChangerData out put for external CD changer
22CH-DATACIControl of external CD ChangerData input from external CD changer
23CH-CLKI/O Control of external CD ChangerCLOCK input / output terminal for external CD changer
24BEEPOBEEP sound output terminalBEEP ON "H" BEEP OFF "L"
25SUB M+OMotor driver control output terminalControl of sub motor for cassette mechanism
26BU-DETIBU voltage detection input terminalL : BU detection
27CH-REQCIControl of external CD ChangerREQ input from external CD changer
28REMOIRemote control signal input terminalRemote control signal input terminal
29LCD-DIILCD driver control output terminalDATA input form LCD driver (from IC900, 97PIN)
30-32 NCI-Connected to GND
33/RESETISystem reset input terminalL : RESET
34LED REDOAdjustment of brightness for LEDPWM output for RED LED
35SUB M-OMotor driver control output terminalControl of sub motor for cassette mechanism
36LED BLUOAdjustment of brightness for LEDPWM output for BLUE LED
Illumination LE power supply control output terminal
37ILL ONOH : illumination ON
(to operation key)
38/LCD-INHOControl of LCD driverINH output for LCD driver (to IC900, 96PIN)
39LCD-CEOControl of LCD driverCE output for LCD driver(to IC900, 98PIN)
40LED GRNOAdjustment of brightness for LEDPWM output for GREEN LED
41NCO-Connected to GND
42LCD-DOOControl of LCD driverDATA output for LCD driver (to IC900, 100PIN)
43LCD-DIIControl of LCD driverDATA input from LCD driver (from IC900, 97PIN)
44LCD-CLKOControl of LCD driverCLK output for LCD driver (to IC900, 99PIN)
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ACEC
