TransAct Ithaca 280 Programmer's Manual page 124

Programming Codes
Stopping page mode definition
Several things will stop a page mode definition.
1) [ESC]@ Printer initialize command.
2) Real time reset request [ENQ]<10>
3) Parallel port INIT request.
4) Turning the printer off.
Printing the page
The [FF] command starts the printing process.
Printing starts at the current left margin and at the current paper position. The complete
page definition is printed excluding any blank information at the bottom of the page.
If the [FF] command is used to print the page, the memory used to store the page image
is not maintained and is released to be used by other functions.
Function Select page mode
ASCII [ESC] t<x>
Hexadecimal 1BH 74H<x>
Decimal <27><116><x>
IPCL &%PM<x
EPOS [ESC] L
Description This command activates page mode and sets the orientation.
This command may also be issued during page definition. When issued
in page mode it resets the orientation and entry position but does not
cause the currently defined image to be erased or printed.
Where x = 0 for standard orientation (Direction A).
x = 1 for 270 Rotation (Direction B)
x = 2 for 180 Rotation (Direction C)
x = 3 for 90 Rotation (Direction D)
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iTherm 280 Programmer's Guide