Horizontal Motion Control - TransAct POSjet 1500 Programmer's Manual

Programmer' s Guide

Horizontal Motion Control

Several commands can be used to control the horizontal position of characters. Many applications use space control
to position fields. However, the POSjet
tab stops. This is done using the horizontal tab [HT] to move to those tab stops.
Function Horizontal tab
ASCII
[HT]
Hexadecimal
09H
Decimal <9>
IPCL &%HT
EPOS [HT]
Description
The [HT] command inserts spaces in the print buffer up to the next tab stop. The default tab
locations are every eight spaces.
Function Back space
ASCII
[BS]
Hexadecimal
08H
Decimal
<8>
IPCL &%BS
EPOS
[BS]
Description
The [BS] command moves the print buffer one character width to the left. The pointer position
cannot be moved to the left of the left margin. [BS] does not cause the buffer to be printed, the
following data is OR ed with the previous data.
Function Set horizontal tab stops
ASCII [ESC] D <n
Hexadecimal 1BH 44H <n
Decimal <27> <68> <n
IPCL
none
EPOS
[ESC] D <n
Description
The [ESC] D <n
by <n>. The end of the settings is specified by a <0>. All previously set tabs will be cleared. The
restore-default procedure other than to re-specify the tabs. Column sizes are in accordance with
the current character pitch. Setting tabs that are beyond the station width is possible. A [CR] is
inserted when the tab is used. Printing begins at the home position. The power up default is every
eight spaces, i.e., 9, 17, 25, and so on.
Nov-07
®
POSjet
®
1500 Printer has the ability to control character position with horizontal
> <n > <n > ... <n > 0
1 2 3 i
> <n > <n > ... <n > 00H
1 2 3 i
> <n > <n > ... <n > <0>
1 2 3 i
> <n > <n > ... <n > 0
1 2 3 i
> <n > <n > ... <n > 0 command sets tab stops at the character columns specified
1 2 3 i
Rev M
1500 Codes and Commands
Page 103