Xenon/Granit User Guide 177
FE and F7 Example: Manipulate bar codes that begin with a 1
Search for bar codes that begin with a 1. If a bar code matches, move the cursor
back to the beginning of the data and send 6 characters followed by a carriage
return. Using the bar code above:
Command string: FE31F7F2060D
FE is the “Compare characters” command
31 is the hex value for 1
F7 is the “Move the cursor to the beginning” command
F2 is the “Send a number of characters” command
06 is the number of characters to send
0D is the hex value for a CR
The data is output as:
123456
<CR>
Move the cursor to the end
EA Move the cursor to the last character in the input message. Syntax = EA.
Search Commands
Search forward for a character
F8 Search the input message forward for “xx” character from the current cursor
position, leaving the cursor pointing to the “xx” character. Syntax = F8xx where xx
stands for the search character’s hex value for its ASCII code.
Refer to the ASCII Conversion Chart (Code Page 1252), beginning on page 342 for
decimal, hex and character codes.
F8 Example: Send bar code data that starts after a particular character
Search for the letter “D” in bar codes and send all the data that follows, including
the “D.” Using the bar code above:
Command string: F844F10D
F8 is the “Search forward for a character” command
44 is the hex value for “D”
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