yes, it's possible but it's not cut and dry like other data
sources. You'll need to do some googling but i will get you
jump-started with this suggestion. You should set the excel
workbook as an ODBC data source. This is probably the easiest way
to connect your spreadsheet to Flex.
Open ODBC from the Administrative Tools panel.
Click System DSN tab.
Find "Microsoft Excel Driver (.xls)", Click Finish.
Give your data source a name.
Select the version (use 97-2000 if you have a version beyond
Click Workbook and find the location of your excel sheet.
Now your excel sheet is a data source that you can use
connection tools to send and receive data to. Hopefully this will
get you started. Try google though to find continued help with