Neoprogrammer 21 019 Ch341a Best Jun 2026
A cross-platform tool available on GitHub that includes a built-in HEX editor with side-by-side diff and patching, full backup/restore with CRC/MD5 checks, and auto-detection of connected chips.
Do not let Windows automatically install drivers for the CH341A. Windows will install them as a serial device, but NeoProgrammer needs low-level access. neoprogrammer 21 019 ch341a best
: The "Detect IC" button quickly identifies connected chips, showing their capacity and operating voltage. A cross-platform tool available on GitHub that includes