I stared using ESP12 (both -E and -F) early in February 2017. After many weeks of pain needed to understand the specifics of this chip (power, capacitors, pins, brand of the USB-Serial adapter, etc.) I finally managed to upload some sketches made in Arduino IDE and I developed some applications for …

ESP12F: No longer able to run Arduino Sketches - How is flash organized? - #8 by system - Networking, Protocols, and Devices

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