1. MrNams

    How to replace PIC16F676 with Arduino/ESP32?

    Hello All, I have auto switch for 3 Phase DOL starter with current sensor (using CT) and is working fine, i.e. is sense current and stop motor if it takes more current, it stops motor one phase failure, it working as expected, i just want to control it using ESP32 so that I read values and send...
  2. MrNams

    ESP32 to control 3 Phase Submersible Pump

    Hello All, I am working on IOT based Smart Irrigation project. In first phase I shall work on controlling water pump, right now my 7.5hp motor is controlled by "3 phase star delta starter". Could you please provide/point to web source for following queries? 1) Three phase motor don't have...
  3. MrNams

    Can we make onboard antenna external?

    Hello, Sorry 1) if this is wrong place 2) Dumb question. I am working on smart irrigation project, I have Arduino connected with 4 sensors and 1 actuator, Arduino collect data and send to ESP32 using Reyax RYLR896 Lora Module connected to it. I keep all PCBs in one waterproof box, but this...
  4. Fakul

    Automatically pairing bluetooth earphones

    Hello, for my school project in high school, I am making true wireless earphones, but pretty struggling with their pairing. I am lost in two factors, such as how does they both simultaneously connect to your phone, laptot etc. and what's the best solution for the start of pair cycle (like...
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