Code project API and driver software for ADC is under: 24DSI6LN_V2_00.zip and found here: http://www.generalstandards.com/downloads/
ADC Datasheet: http://www.generalstandards.com/user-manuals/pc104p_24dsi6ln_man.pdf
Used GNU GCC Compiler Link Libraries in build options: 24DSI6LN eDriver C.lib
Compiler Search Directories: C:\Program Files(x86)\General Standards\24DSI
Code in ADCreader folder is deprecated and uses incorrect library ADCreaderApi is current version and uses correct library