Tektronix TDS420A User Manual

Command Descriptions

TDS Family Oscilloscope Programmer Manual

 
clears the message from the window.

Defines the size and position of the message window. This command does not
display the window unless MESSage:STATE is ON.

Display

 

 and  = 0 to 640, and are pixel positions along the horizontal axis. 
defines the left and 

 defines the right side of the window.

 and  = 0 to 480, and are pixel positions along the vertical axis. 
defines the top and 

 defines the bottom of the window. The reserved height

of all characters is 15 pixels so the window must be at least that high to fully
display characters. For a complete list of character widths in pixels, see Table
A–1 on page A–1. Shorter windows clip characters.

Figure 3-1 shows the coordinate system relative to the screen.