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C-701A
Q701: uPD78043FGF
No. SIGNAL I/O DESCRIPTION No. SIGNAL I/O DESCRIPTION
1 3G O 36 STANDBY LED O Standby LED control terminal. H=ON, L=OFF
2 4G O 37 DSP RESET O Reset output terminal to signal processing IC.
3 5G O 38 POWER O Power source control output terminal. H=ON, L=OFF
4 6G O Grid control output terminals(G3-G9) 39 O
5 7G O | O Not used. (Open)
68G O 41 O
7 9G O 42 OPEN O Tray control output terminal.
8 +5V I Power supply +5V 43 CLOSE O Tray control output terminal.
9 CLK O Command transfer clock output terminal to signal processing IC. 44 O Not used. (Open)
10 DATA O Command transfer data output terminal to signal processing IC. 45 O
11 XLT O Command transfer latch data output terminal to signal processing IC. 46 SCOR I Sub-code frame detection signal input terminal from signal processing IC.
12 SENS2 I Sens. 2 signal input terminal from signal processing IC. 47 RMCN I Remote control signal input terminal.
13 AMUT O Muting output terminal to analog circuit. H=ON L=OFF 48 GND I Ground terminal.
14 SQCK O Sub-code data output terminal to signal processing IC. 49 O
15 SENS I Sens. Signal input terminal from signal processing IC. | O Not used. (Open)
16 SQSO I Sub-code data input terminal from signal processing IC. 51 O
17 RESET I Reset signal input terminal. 52 +5V I Power supply terminal. +5V
18 RI INPUT I System control signal input terminal. 53 OPEN SW I Tray open switch input terminal.
19 RI OUTPUT O System control signal output terminal. 54 CLOSE SW I Tray close switch input terminal.
20 GND I Power supply for A/D converter. (Ground) 55 I
21 O | I Not used. (Open)
| O Not used. (Open) 58 I
26 O 59 FL OFF O Control output terminal of FL tube. H=ON, L=OFF
27 AD1 I Operation input key for A/D converter. 60 P1 O
28 AD0 I Operation input key for A/D converter. | P2 O Segment signal output terminals.
29 +5V I Power supply terminal. +5V 70 P3 O
30 +5V I Power supply terminal for A/D converter. +5V 71 -VDISP Negative power supply terminal of FL tube.
31 GND I Not used. (To connect to ground) 72 P12 O
32 O Not used. (Open) | P13 O Segment signal output terminals.
33 GND I Ground terminal. 77 P14 O
34 X1 I System clock oscillation circuit input terminal. (5MHz) 78 O Not used. (Open)
35 X2 O System clock oscillation circuit output terminal. 79 1G O Grid signal output terminals.
80 2G
O
MICROPROCESSOR TERMINAL DESCRIPTION