This repository features a collection of IoT projects using the NodeMCU ESP8266 board to gather data from various sensors and publish it to an MQTT broker for monitoring and control. Additionally, ...

今回は、前回のnodeMCU（ESP8266）で割り込みを使った話。 インターネット先生の情報だとちょい上手くいかなかったので、色々試したメモです。 やりたかったことは、ブザーを鳴らしてBメロをループしといて、ボタンを押したらサビに繋がる。です。

Abstract: This work is presenting a water level control and monitoring system in a tank, by using the development boards Arduino Uno, NodeMCU ESP8266 and the ultrasonic sensor HC-SR04. The water tank ...

I am having an issue with the Arduino setup. Below is a copy of the Error Message: Error compiling for board NodeMCU 1.0 (ESP-12E Module). Arduino: 1.8.19 (Windows ...

Blockchains claim to be public, distributed, effectively immutable ledgers. Unfortunately, they also tend to get a little bit huge – presently the Bitcoin blockchain is 194GB and Ethereum weighs in at ...