Datamax-O'Neil A-Class Mark II Operator’s Manual User Manual
Page 145
A-Class Mark II
135
Failure to properly configure the GPIO Port can result in damage to the printer and / or connected devices.
GPI/O Port B Overview
Pin Number
Signal Name /
Direction
*
Jumper
Position
Function / Description
Installed
Printer +5VDC is used (.5 amp maximum).
Drawing more than .5 amps can result in unreliable printer operation.
1
+5 VDC
JMP 11
Removed
+5VDC must be supplied.
2
Input 6
N/A
N/A
Programmed input function.
3
Input 3
N/A
N/A
Programmed input function.
Installed: Pins 1 – 2
Programmed output function pulled-up to +5VDC.
Installed: Pins 2 – 3
Programmed output function pulled-up to +24VDC.
4
Output 6
JMP 7
Removed
An external voltage via external pull-ups will determine this level, not
Installed: Pins 1 – 2
Programmed output function pulled-up to +5VDC.
Installed: Pins 2 – 3
Programmed output function pulled-up to +24VDC.
5
Output 3
JMP 4
Removed
An external voltage via external pull-ups will determine this level, not
Installed
Printer chassis is used.
6
Ground
JMP 10
Removed
Ground must be supplied.
7
Input 5
N/A
N/A
Programmed input function.
8
Input 2
N/A
N/A
Programmed input function.
Installed: Pins 1 – 2
Programmed output function pulled-up to +5VDC.
Installed: Pins 2 – 3
Programmed output function pulled-up to +24VDC.
9
Output 5
JMP 6
Removed
An external voltage via external pull-ups will determine this level, not
Installed: Pins 1 – 2
Programmed output function pulled-up to +5VDC.
Installed: Pins 2 – 3
Programmed output function pulled-up to +24VDC.
10
Output 2
JMP 3
Removed
An external voltage via external pull-ups will determine this level, not
11
+24 VDC
N/A
N/A
Printer +24 VDC (1.5 amp maximum).
12
Input 4
N/A
N/A
Programmed input function.
13
Input 1
N/A
N/A
Programmed input function.
Installed: Pins 1 – 2
Programmed output function pulled-up to +5VDC.
Installed: Pins 2 – 3
Programmed output function pulled-up to +24VDC.
14
Output 4
JMP 5
Removed
An external voltage via external pull-ups will determine this level, not
Installed: Pins 1 – 2
Programmed output function pulled-up to +5VDC.
Installed: Pins 2 – 3
Programmed output function pulled-up to +24VDC.
15
Output 1
JMP 2
Removed
An external voltage via external pull-ups will determine this level, not
*
Signal directions are given relative to the printer.