Build an ESP8266 Smoke Detector with Audio Alerts & OLED Display In this course, you will learn how to create a smoke detection system using the ESP8266, the MQ-135 gas sensor, and the DFPlayer Mini audio module. When smoke is…
ESP8266 Smoke Alarm Project: Detect Smoke and Play Audio Warnings In this course, you will learn how to create a smoke detection system using the ESP8266, the MQ-135 gas sensor, and the DFPlayer Mini audio module. When smoke is detected,…
No Wi-Fi Needed! ESP-NOW PIR Motion Alarm with LED & Buzzer In today’s blog, you are going to learn how to build a wireless motion alert system with an ESP8266 NodeMCU microcontroller and the ESPNow protocol communication. Check the video…
