The ESP8266 ESP-12 module has a 2mm pitch, making it difficult to use on a breadboard with a 2.54mm pitch. Usually you are required to solder the module to a breakout board first. This is just a quick ‘hack’ to connect the module to a breadboard for some testing without soldering it to a breakout board … Continue reading Solderless method to connect ESP-12 module to breadboard →