>Would anyone know how to capture analog data and turn it into Digital data?
>
>Cecil
Check out http://www.dataq.com/194.htm if you only need cheap and cheerful! $25 gets you:

Compact Data Acquisition Starter Kit

4-Channel, 10-Bit, ±10V ADC

Provided with a Serial Port Interface Cable

Two Digital Inputs For Remote Start/Stop and Remote Event Marker Control

Includes WinDaq/Lite Recording Software, WinDaq Waveform Browser Playback and Analysis Software, and Documentation

Provided ActiveX Controls allow you to program the DI-194 from any Windows programming environment.