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PINOUT OF INTERFACE CONNECTOR
The
followingdescribesthepinoutoftheinterfaceconnector(signalswhich
are
low whenactiveareoverlined).
Para//e/interface
pin .
Name
Function
1
STROBE
Goesfrom
highto low(for20.5 W)whenactive
2 DATAO
Highwhenactive
3
DATA1
Highwhenactive
4
DATA2
Highwhenactive
5
DATA3
Highwhenactive
61
DATA4
Highwhenactive
Highwhenactive
Highwhenactive
Highwhenactive
1
10 ACK I 5A lowpulseacknowledgesreceiptof data
11 BUSY Low whenprinterreadytoreceivedata
12 PAPER
High when paper out. Can be disabledwith EDS
Settim?
I 1
13
SELECT
Highwhenprinteris on-line
14,15 N/C
16
SIGNALGND Signalground
17
CHASSIS
Chassisground(isolatedfromsignalground)
18 I
+5V
I +5VDCounmtfromminter
19-30
GND
Twistedpairgroundreturn
31
RESET
Whenthisinputsignalislow,printerisreset
32
ERROR
Outputslow,whenprintercannotcontinue,duetoan
error
33
EXTGND
Externalground
34,35
N/C
36
SELECTIN
Alwayshigh
156