In Windows NT, 2K or XP, if you create a ".bat" file containing the below three lines, you can then drag-and-drop your ".hex" files onto the batch file in Windows Explorer to quickly send them to the EyeBot connected to your COM port.
@echo off
mode com1: baud=115200 parity=n data=8 stop=1 to=off xon=off odsr=off octs=on dtr=off rts=hs idsr=off > nul
copy /b %1 com1: > nul