6
3.3 PRINTER INTERFACE (D-SUB 25PIN)
Pin Assignment
¡ G
Centronics parallel standard
Pin No. Signal
1
STROBE
2
DATA1
3
DATA2
4
DATA3
5
DATA4
6
DATA5
7
DATA6
8
DATA7
9
DATA8
11
BUSY
18~25 GND
3.4 OP5 External Display Interface (4PIN)
Pin Assignment
¡ G
Pin No. Signal
1
+5V
2
DATA
3
CLK
4
GND