: NeoProgrammer does not support CH341’s parallel mode directly in all versions, but v2.1.0.19 includes limited parallel flash support via bit-banging with the CH341A’s I/O pins (requires external wiring).
: Success rate high (~95%) for clean power/connection. neoprogrammer 21019 ch341a
No installation is required. Simply unzip and run the executable. Built-in Hex Editor: : NeoProgrammer does not support CH341’s parallel mode