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Metrologic Instruments MS860 User Manual

Page 41

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37

Version “2” Pin Assignments for Parallel Communication

The version “2” scanner head cable is terminated with a male 25-pin D-type
connector. Connecting the scanner to the host device, may require a
communication cable. The communication cable may include a connection for a
transformer or it may be designed to draw power directly from the host device.
This can be ordered when the scanner is purchased.

The version “2” scanner is designed to be used for Parallel communication.

The following is a list of the pin assignments. The pin numbers are impressed on
the head cable’s connector.

Pin

Function

1

AC Shield Ground

2

RS-232 Receive Input

3

RS-232 Transmit Output

4

CTS Input

5

RTS Output

6

Reserved

7

Signal Ground

8

Reserved

9

Edit Check

10

EOT

11

Data Ready

12

Adaptor Ready

13

Earth Ground

14

Power Ground 1

15

Light Pen Source

16

Light Pen Data

17

Data 1

18

Data 2

19

Power (11 - 30 volts) DC

20

DTR Input

21

Data 3

22

Data 4

23

Data 5

24

Data 6

25

Power Ground 2