NCR 7870 manual 0DH C1H

Models: 7870

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7-66 Chapter 7: Programming

Host Terminal request using short format codes:

Send Tally Count

NCR OCIA

Non-NCR OCIA

 

 

 

 

 

C1: 03H 0dH 01H

03H

4DH 21 H

83H

0DH C1H

 

 

With Parity & EOM

With Parity & EOM

 

 

 

 

 

 

C2: 03H

0dH 02H

03H

4DH E3H

83H

0DH C2H

 

 

03H

4DH 21H

With Parity & EOM

 

 

 

 

 

 

C3: 03H

0dH 03H

03H

4DH A3H

83H

0DH 43H

 

 

With Parity & EOM

With Parity & EOM

 

 

 

 

 

 

C4: 03H

0dH 04H

03H

4DH 65H

83H

0DH 24H

 

 

With Parity & EOM

With Parity & EOM

 

 

 

 

 

 

C5: 03H

0dH 05H

03H

4DH 65H

83H

0DH 45H

 

 

With Parity & EOM

With Parity & EOM

 

 

 

 

 

 

The NCR 7870 response to the host request.

00H 03H 0yH 0xH 0xH 0xH 0xH 0xH 0xH 0xH

x = Decimal digit with high order digit sent first y = Tally count number

Parity & EOM bits added.

16826

Example 4

Host request for tally C5 using short format codes:

Send Tally Count

NCR OCIA

Non-NCR OCIA

C5: 03H 0dH 05H

03H 4DH 65H

83H 0DH 45H

 

With Parity & EOM

With Parity & EOM

 

 

 

Page 182
Image 182
NCR 7870 manual 0DH C1H