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Epson card pinouts



The following are the pinouts for the first Epson APL card made around 1981.


16 pin connector	36 pin "Centronics" connector	Function

1  (Red)		25				Ground
2  (Grey)		26				Ground
3  (Grey)		27				Ground
4  (Grey)		1				Strobe(-)
5  (Yellow/Green)	Not connected
6  (Grey)		2				Data 1
7  (Grey)		3				Data 2
8  (Grey)		4				Data 3
9  (Grey)		5				Data 4
10 (Yellow/Green)	6				Data 5
11 (Grey)		7				Data 6
12 (Grey)		8				Data 7
13 (Grey)		9				Data 8
14 (Grey)		10				Acknowledge(-)
15 (Yellow/Green)	28				Ground
16 (Grey)		36				Select In (-)

					

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