NCR 7870 User Manual

Page of 228
Appendix A:  Programming Worksheets
A-15
2
1
RS-232 PARAMETERS - 2
A
B
C
BCC Options
0
Disable
1
Enable
Default: 7870-1000, 3000 - Disable
7870-2000, 4000, 4500 - Enable
Interface Control
0
None
1
ACK/NAK
2
XOn/XOff
3
ACK/NAK & XOn/XOff
Check Digit
0
Disable UPC-A
Disable EAN-8
Disable EAN-13
Disable UPC-E
1
Enable UPC-A
Enable EAN-8
Enable EAN-13
Disable UPC-E
2
Disable UPC-A
Disable EAN-8
Disable EAN-13
Enable UPC-E
3
Enable UPC-A
Enable EAN-8
Enable EAN-13
Enable UPC-E
Note: Check Digit parameter also applies to UPC-E 
when using for OCIA communications.
2
1
Your Program
RS-232
Parameters - 2
BCC
Options
11810
A
Interface
Control
B
Check
Digit
C