Intermec Trakker T2090, User Manual

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TRAKKER T2090 Hand-Held Batch Computer User’s Manual
7-4
03h Read Cursor
position Supported.
input: bh = page number (ignored)
output:
dh = cursor position ( row = 0-7 )
dl = cursor position ( col = 0-19)
ch =
20h cursor disable
00h cursor enable
04h Read light-pen
position Not supported.
05h Set active display
page Not supported only page 0 is available and this is
fixed.
06h Scroll window up Supported. Graphics are not scrolled.
Input:
al = # of lines to scroll up (if 0, screen is
cleared)
bh = Attribute for lines blanked at bottom
of the window
Bit 2 Bit 1 Bit
-------- -------- -------
X 0 0 Is Normal
X 0 1 Is Double Wide
X 1 0 Is Double Height
X 1 1 Double High & Wide
1 Reverse
bl = scroll attribute
0
scroll text (no graphics on the
display)
1 scroll text (but only scroll text
actually written on display. Not
Graphics.
2 scroll graphics (Not supported)
3 scroll graphics and text (Not
supported)
ch = Top Row (0 - 7)
dh = Bottom Row (0 - 7)