Centronics 36 Pin
Connector Pinout

CENTRONICS 36 PIN

PIN	FUNCTION	DESCRIPTION
1	/STROBE	Strobe Data
2	D0	Data Bit 0 (LSB)
3	D1	Data Bit 1
4	D2	Data Bit 2
5	D3	Data Bit 3
6	D4	Data Bit 4
7	D5	Data Bit 5
8	D6	Data Bit 6
9	D7	Data Bit 7 (MSB)
10	/ACK	Acknowledge Data Sent
11	BSY	Busy / Offline / Error
12	POUT	Paper Out
13	SEL	Printer Select High
14	/AUTO	Auto Feed One Line
15	N/C	No Connection
16	GNDL	Logic Ground
17	GND	Shield Ground
18	+5V	+5 VDC
19	GNDS	Strobe Ground
20	GND0	Data 0 Ground
21	GND1	Data 1 Ground
22	GND2	Data 2 Ground
23	GND3	Data 3 Ground
24	GND4	Data 4 Ground
25	GND5	Data 5 Ground
26	GND6	Data 6 Ground
27	GND7	Data 7 Ground
28	GNDACK	Acknowledge Ground
29	GNDBSY	Busy Ground
30	/GNDRST	Reset Ground
31	/RST	Reset
32	/FLT	Fault (Error / Offline / Paper End)
33	GNDS	Signal Ground
34	N/C	No Connection
35	VCC	+5 VDC
36	/SEL	Printer Select Low

NOTE:  A slash "/" before a function denotes Active Low