Reading this article will take approximately 10 minutes. Getting to Know NodeMCU Development Board NodeMCU is an open-source IoT hardware development board. It has gained increasing popularity among makers worldwide in recent years due to its support for WiFi functionality and its similarity in usage to Arduino development boards. The size of NodeMCU is similar … Read more
In the rapid development of the Internet of Things, the ESP8266, as a powerful Wi-Fi system chip, is widely popular among developers. The NodeMCU Firmware provides great convenience for building projects based on the ESP8266. This article will delve into the features, programming model, usage methods, and community support of NodeMCU Firmware to help you … Read more
Experimental components include: LED, switch and temperature and humidity sensor. 1. Connection of LED LED (Light Emitting Diode) is a solid-state semiconductor device that can convert electrical energy into visible light. It directly converts electricity into light. The core of the LED is a semiconductor chip, one end of which is attached to a bracket, … Read more