118 • Definitions User Manual and Technical Gui de The O'Nei l microFlash Series of Printers
COM Port
The CO M Port al low s your PC to co mmunic ate to your microF lash
printer or some other peripheral device. The COM Port is the opening in
the back of the computer into which you insert a cable that is attached to
your printer. COM Port “A” is equivalent to COM Port 1, and COM Port
“B” is equivalent to COM Port 2.
Compressed Graphics
Graphics which have been reduced to the smallest possible size in order
to speed da ta transmiss ion.
CRC- Cyclic Redundancy Check
As used in the Easy Print Store Graphic command, the CRC is a number
calculated by your program which is matched against the number
calculated by the printer after the graphic is received. If the printer’s
CRC number and the pr ogram’s CRC nu mber match, the data wa s
received in its entirety. Otherwise, the graphic will be rejected.
Interference with the data can be caused by electrical noise.
Device Name
The IrDA name of the device in use, e.g. the microFlash2, microFlash3,
2t, or 2i.
Device Nickname
The IrDA name the user assigns to each printer, for easy reference.
Dots
The unit of measure for each mark made on paper. There are 203 dots per
inch for the microFlash2/3/2t series of printers (8dots/mm). For the
microFlash2i there are 128 dots per inch horzontal and 64 dots per inch
vertical.