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Pin
No.
Mark I/O
Division
Function
22 SSDR I Read data input terminal
for CPU interface
23 SSCLK O Clock output terminal for
CPU interface
24 BUZZER O Confirmation tone output
terminal
25 RST I Reset signal input terminal
26 CFSYNC I Synchronize signal input
terminal for CPU interface
27 SELAD O Address select output
terminal for CPU interface
28 — — Not used, open
29 MDISY I Reader synchronize signal
input terminal
30 LD PWM O Laser power controlling
PWM output terminal
31 DCIN
WAKEUP
I Charger wakeup detection
signal input terminal
32 NRQ I Microprocessor service
request input terminal
33
MDASCSY
I MDA service selector
signal input terminal
34 OPEN
SW
I Lid open detection input
terminal (H:Open)
35 SCTSY I ADIP synchronize signal
input terminal
36~42
— — Not used, open
43
CHARGE1
O Recharging control output
terminal
44~46
— — Not used, open
47 HOLD I HOLD SW input terminal (L:
HOLD)
48 PLAY
KEY
I PLAY PAUSE KEY input/
wake up input terminal
49 REM
KEY
WAKEUP
I REM KEY input/micro
computer wake up input
terminal
50
DOCTOR
I Process inspection mode
input terminal (L:Process
inspection) (pulled up to V
DD
via resistor)
50