Introducing: ayatec sensoraya PCB v1.4 – The User Guide
1. Introduction While the ESP8266 microcontroller (with or without unicontrol) still remains to be a powerful choice for any IoT automation project, the bare ESP8266 in any of its forms has a critical lack of I/O options without a supporting PCB. With only 9 digital GPIO pins and 1 analog pin it is underequipped for … Read more