January 2006
4-14 Programming the VGA Optica
Datalog (cont.) Use the UP and DOWN arrow keys to select items in the center
window.
Logged data are stored in a file, named with the file’s creation time
and date. If logging is in progress at midnight, a new file is
automatically started at that time. To view or output the logged data,
select the Download control button and press ENTER. The Optica
will display the Download screen, described below.
Download Screen The Download Screen is accessed by pressing Download on the
Datalog screen. It contains the following elements:
• a list of any saved files containing logged data (upper left)
• an area for displaying logged data (center)
• View button — displays the contents of the selected file name
• OK button — return to the previous screen
• Download button — send the selected file to the serial port
• HELP button — display help system
• Up arrow button — scroll the displayed data upwards
• Down arrow button — scroll the displayed data downwards
Figure 4-6: Download Screen
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