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@Pin Functions (IC603:MSM82C55A-2GS)
PinNo.|
Pin Name
1/O
|Output | Function and Operation
Extension I/O chip select input
GND
Extension I/O address input
Reset output extension 1/0 IC
Inside of flap illumination output
A/D converter offset calibration output
Flap motor driver power ON/OFF output
Flap
motor open output
Flap motor close output
Ilumination power supply control output
Not used
A/D converter reference voltage
Extension RAM address output
Power supply
Not used
|
METAL output
Dolby NR ON/OFF select output
| Dolby NR B/C select output
Not used
Forced mono output
Power suppl
External data input/output
Reset input
Write signal input
Extension RAM address output
Power supp!
MSM82C55A-2GS
PAO054AM
0
NC
vcc
RST
TC
23
33
1
3
q
21
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