The ESP8266 NodeMCU is a small microcontroller that has GPIOs and can connect to the Internet via WLAN. This and…
Browsing: wireless module
Often you want to be able to control (household) devices with a higher voltage with the Pi. Raspberry Pi wireless-controlled…
Whoever is aiming for home automation will sooner or later certainly think about the wireless operation. The 433Mhz frequency is…
MQTT is a protocol that specifically sends data from devices of the Internet of Things and is supported by most…