Panasonic KX-W1000 Service Manual page 45

3) TC8566AF (IC 13) Pin Function
COON OO A OND ~
Signal
Name
Description of Signal
Not used
Read Strobe
Not used
Write Strobe
Address Bus
Address Bus
Address Bus
Pull up (+5 V)
Pull up (+5 V)
Pull up (4-5 V)
Pull up (4-5 V)
Pull up (4-5 V)
Chip select
Pull down (Ground)
Data Bus
Data Bus
Data Bus
Data Bus
Data Bus
Data Bus
Data Bus
Data Bus
Not used
Not used
Interrupt Request
Not used
Ground
Ground
Pull down (Ground)
Pull down (Ground)
Pull down (Ground)
Pull up (4-5 V)
Pull down (Ground)
Filter Interrupt
Pull up (4-5 V)
Not used
Low Pass Filter Output
Low Pass Filter Output
Not used
Pull up (4-5 V)
Not used
Not used
Pull up (+5 V)
Read Data Signal
16 MHz Resonator
16 MHz Resonator
Pull down (Ground)
Pull up (4-5 V)
Pull up (+5 V)
Pull up (+5 V)
Direction
оваа а Фа
4-20
Direction
Description of Signal
Pull up (+5 V)
Pull up (+5 V)
Pull up (+5 V)
Ground
Not used
FDD Write Signal
FDD Write Enable
Not used
Not used
Not used
Not used
Not used
Drive A Motor ON
Ground
+5V
Not used
Not used
Not used
Drive Sel 0
Step Signal
Not used
Not used
Direction Sel
Ground
+5V
Index Signal
Read Signal
Not used
Not used
Write Protect Signal
Pull up (+5 V)
Pull up (+5 V)
Track 00 Signal
Not used
Not used
Not used
Not used
Pull up (+5 V)
Pull up (+5 V)
Pull up (+5 V)
Not used
Pull up (4-5 V)
Reset Signal
Pull down (Ground)
Pull down (Ground)
Pull up (+5 V)
Not used
Not used
Not used
Not used