If you’ve ever corrupted a flash memory on a power failure, you’ll be glad to hear that the ESP8266 SDK implements a very secure and almost infallible read/write management for its flas… ...

To erase the ESP32 Flash Memory, you first need to install the ESP tool on your computer. Open the Windows Terminal or Command Prompt and type the following command. After that, hit Enter.

Just noticed my esp-201 “clone” has a Berg Micro flash chip BG 25Q80A SICG – 1550, which is an 8Mb (1MB) chip also. Not sure what the max memory the esp can handle is, ordered some W25Q64FVs ...