7-44 Chapter 7: Programming

Program Example

Following is an example of a completed RS-232 Parameters 2 programming worksheet. This example shows the following program selections.

BCC Option – enabled

Interface Control – ACK/NAK

Check Digit – enable UPC-A, UPC-E, EAN-8, and EAN-13

Your Program

A

B

C

2 1

RS-232

Parameters - 2

1 1

BCC Interface

Options Control

3

Check

Digit

R0146

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Image 160
NCR 7870 manual RS-232 Parameters BCC Interface Options Control Check Digit