🚀 Always disable your antivirus temporarily during installation, as some generic USB drivers are flagged as "unknown" by modern security software.
A partial implementation on GitHub that supports basic EEPROMs. Not recommended for beginners. Top3100 Universal Programmer Software Download
: Officially supports Windows XP, Vista, and Windows 7 (32-bit). Some users have reported success on Windows 10 and 11 (64-bit) by booting into safe mode to allow unsigned drivers . a roughly 11.5 MB package.
For Windows 10 or 11, you must boot into "Advanced Startup" and select Disable Driver Signature Enforcement to allow the unsigned TopWin drivers to install. Run as Administrator: Right-click the file and select Run as Administrator Target Directory: Top3100 Universal Programmer Software Download
: Provides TopWin Programmer 6.0 (Topwin7.exe), a roughly 11.5 MB package.