MT661 TN003 Rev A

Using Xon-Xoff Serial Protocol with Tally Line Printers

Tally line printers are able to work with systems using the serial RS232 interface running the Xon-Xoff protocol but there are certain parameters within the printer that need to be changed to enable this to function correctly.

The following table shows the pertinent Serial Interface Parameters, their default values and the values that they should be set to for correct working with Xon-Xoff protocol.
 

Parameter Default Change to
Baud 9600 User Defined
# Bits 8 User Defined
# Stops 1 User Defined
Parity None User Defined
8th Bit Data User Defined
Protocl Rdy Bsy Xon-Xoff
Sts Enq OFF OFF
DTR Busy Power
DTR Pol Actv Lo Act Hi
RTS Busy n/a
RB Xon OFF n/a
Date: 19 May 2003 (Updated)
Source: TUK
Prepared by: Brian Foster