Intermec Transaction Manager 9560, Руководство пользователя

Страница: 89 / 309

Data Communications and Operating Options
5-15
5
Use these commands to modify the virtual display:
Command Result
Review Moves the display up one row in the current virtual display
image if a display control sequence was executed.
Forward Moves the display image down one row in the current virtual
display image following a review command.
Backspace Can cause the default display position to be moved up one row
in the current virtual display image if (1) display overflow has
occurred since the last erase display control sequence, and (2)
the command is executed with the cursor in the first column of
the last display row.
Clear Executes multiple backspaces. Can also cause the default
display position to be moved up one or more rows in the
current virtual display image.
Displaying ASCII Control Codes
The reader uses a center dot to display ASCII control code characters such as
CR LF. The center dot is a unique programmed character distinguishable from
all other ASCII characters.
The reader displays prompting configuration and IRL display control
characters as a sequence of characters that can be displayed. Two to five
characters can be used to display one control code. For example, the line feed
control code could be displayed as
< LF > or LF.
Displaying Data on a Terminal
When you connect the 9560 to a CRT terminal, you need to set the type of
terminal operation. Typically, you set the display to match the reader’s
terminal setting. Your choices as are follows:
• Buffered (default)
• Transparent
• Nonbuffered, full-duplex
• Nonbuffered, half-duplex
• Block