You can add/modify/delete/activate/de-activate alarms using the Android app when the device is up and connected with the same Wi-Fi network your phone is connected to. The “ESP Alarm” is connected with an Android application via Wi-Fi using the ESP8266 module. TP4056 breakout board (Li-ion battery charger)ħ4LVX4245/ TSSOP-28 package (5V-3V3 level converter) ESP Alarm SchematicĪrduino UNO or any compatible board (optional) Many thanks to my friend Jihad Al-bathish (AKA Joud) for developing a native Android application for this project. This app is under development and still missing some enhancements, but it meets the main requirements for this project.The maximum number of alarms is 20 due to hardware limitations.This application requires Android 4.4 (Marshmallow) and up. NODEMCU SMART TIMER HOW TOCheck out my first project, " How to Build a Control Circuit with Adjustable Working Time via Wi-Fi" here on AAC. This is my second project using the tiny monster ESP8266 Wi-Fi module. In simple terms, it’s a Wi-Fi-enabled, IoT alarm clock! So I decided to make an “ESP Alarm” device that allows me to set alarms using my smartphone through Wi-Fi and leave the rest to the alarm clock. The problem is that, after we finally wake up, sometimes our phone's battery is drained during the battle to get up from bed! It’s common to set-up alarms using our mobile phones to wake up in the morning-and it’s not unusual to set-up several alarms in an attempt to wake up at a specific time. You can add/modify/delete/activate/deactivate alarms using an Android application when the device is up and connected with the same Wi-Fi network which your phone is connected to. The “ESP Alarm” is a connected alarm with your smart phone via Wi-Fi using ESP8266 module.
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