## Display Device Driver Reference for OS/2

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### Setting Presentation-Space Units

To set the presentation-page size units for test-case execution, select one of the following from the PS Units section of the DTT Configuration dialog panel:

PU_ARBITRARY Application-convenient units.

PU_PELS Pel coordinates. (This is the default.)

PU_LOMETRIC Units of 0.1 mm.

PU_HIMETRIC Units of 0.01 mm.

PU_LOENGLISH Units of 0.01 inch.

PU_HIENGLISH Units of 0.001 inch.

PU_TWIPS Units of 1/1440 inch.