This guide is for educational purposes. The author is not affiliated with TopMax or any programmer manufacturer. Always verify chip voltages before programming to avoid damage.
Some sellers still maintain mirrors:
The Top3100 Universal Programmer supports over 7,400 MCU and EPROM components via TopWin6 software, operating natively on Windows XP/7 with reported compatibility for Windows 10 through driver signature adjustments. The 48-pin device features a 12 MHz/s USB 2.0 interface and supports 2.5V to 6.5V devices, with software typically provided via the included CD or distributor downloads. For more details, visit VXDAS . Top3100 Universal Programmer Software Download