Texas Instruments Voyage 200 User Manual

Programming 631
Drawing a Point or Pixel
Drawing a Point or PixelDrawing a Point or Pixel
Drawing a Point or Pixel
Drawing Lines and Circles
Drawing Lines and CirclesDrawing Lines and Circles
Drawing Lines and Circles
Command Description
PtChg or
PxlChg
Toggles (inverts) a pixel at the specified coordinates.
PtChg, which uses point coordinates, affects the pixel
closest to the specified point. If the pixel is off, it is turned
on. If the pixel is on, it is turned off.
PtOff or
PxlOff
Turns off (erases) a pixel at the specified coordinates.
PtOff, which uses point coordinates, affects the pixel
closest to the specified point.
PtOn or
PxlOn
Turns on (displays) a pixel at the specified coordinates.
PtOn, which uses point coordinates, affects the pixel
closest to the specified point.
PtTest or
PxlTest
Returns true or false to indicate if the specified coordinate
is on or off, respectively.
PtText or
PxlText
Displays a character string at the specified coordinates.
Command Description
Circle or
PxlCrcl
Draws, erases, or inverts a circle with a specified center
and radius.
DrawSlp Draws a line with a specified slope through a specified
point.
Line or
PxlLine
Draws, erases, or inverts a line between two sets of
coordinates.

Texas Instruments Voyage 200 Specifications

General

Type	Scientific
Form factor	Pocket
Product color	Blue
Display resolution	128 x 240 pixels