Right-click your programmer (e.g., "Silicon Labs CP210x...") and select . Navigate to Port Settings > Advanced .
If successful, you’re ready to program chips.
Functional but dated. The Willar Programmer software (often used with Willem EPROM programmers) works on Windows 10, but it is not a "modern" plug-and-play experience. It is legacy software designed for older architectures. Expect driver signature enforcement issues and a user interface that looks like it hasn't been updated since Windows XP.
Whether you’re recovering a corrupted BIOS or programming EEPROMs for a retro computing project, a properly installed Willar programmer remains a useful tool in 2024 and beyond. Follow this guide carefully, and you’ll be flashing chips in no time.
The (often referred to as WLPRO ) is a dedicated utility used for burning hex files onto microcontrollers, specifically the 8051 family (such as the 89S51 and 89S52) and various serial EEPROMs. While originally designed for older versions of Windows, it can be installed on Windows 10 by following specific driver configuration steps to ensure the software recognizes the hardware via a virtual COM port. Key Features of Willar Programmer Software
: It is recommended to copy the software folder directly to your