The "heat" in this process is literal. Using the wrong voltage (CH341A programmers are often modded for 3.3V safety) can cook a chip instantly. It is a game of precision where is more valuable than speed. A "Hot" Fix for a Frozen World:
: Addresses AVR verification errors, fixes addressing bugs for certain chips (e.g., MSM16811), and improves erasing processes for PM25LQ and AT25DF series. neoprogrammer 22010 hot