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)
6 8G
O
41
O
7 9G
O
42 OPEN
O Tray control output terminal.
8 +5V
I
Power 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.
O System control signal output terminal.
54 CLOSE SW
I Tray close switch input terminal.
Power supply for A/D converter. (Ground)
55
I
|
I Not used. (Open)
58
I
59 FL OFF
O Control output terminal of FL tube. H=ON, L=OFF
Operation input key for A/D converter.
60 P1
O
Operation input key for A/D converter.
|
P2
O Segment signal output terminals.
70 P3
O
Power supply terminal for A/D converter. +5V
71 -VDISP
Negative power supply terminal of FL tube.
Not used. (To connect to ground)
72 P12
O
|
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
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
