Monthly Archives: April 2015

ESP8266: Handling analog signals without an analog input, just GPIO!

Experimenting with the ESP8266 at one point I came across the need of dealing with analog signals. There are a lot of versions of the module and most of them have GPIO accessibility but not ADC access. Some of the … Continue reading

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WIFI vibration sensor using the ESP8266

A simple vibration sensor can be connected to the ESP8266 GPIO pin and an alarm can be triggered via TCP to report vibration. This could be useful for a number of things, including industrial monitoring, security, etc. The prototype uses … Continue reading

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