
105
HCD-FC7
Pin No.
Pin Name
I/O
Description
1
VSS
—
Ground terminal
2
RESET-B
I
Reset signal input from the system controller “L”: reset
3
CLK
I
Serial data transfer clock signal input from the changer controller (motor, switch)
4
LAT
I
Serial data latch pulse signal input from the changer controller (motor, switch)
5 to 8
P15 to P12
I
Mode detect rotary encoder input terminal
9 to 12
P11 to P8
I
Stocker position detect rotary encoder input terminal
13
LATCHO
O
Serial data latch pulse signal output terminal Not used
14
CLKO
O
Serial data transfer clock signal output terminal Not used
15
DO1
O
Serial data output terminal Not used
16
DI2
I
Serial data input from the changer controller (motor, switch)
17 to 24
P7 to P0
O
Not used
25
DO2
O
Serial data output to the system controller
26
DI1
I
Serial data input from the changer controller (motor, switch)
27
PULLUP
—
Connected to power supply (+5V)
28
VCC
—
Power supply terminal (+5V)
• DVD BOARD IC906 PT8300R-TP (CHANGER CONTROLLER (ROTARY ENCODER))
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9
9
2
8
9
4
2
9
8
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9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
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