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High Voltages

High Voltages

Arduino | NodeMCU | RaspberryPi

  • Home
  • Projects
    • Circuits
    • Arduino
    • Raspberry pi
    • Python
    • Esp8266
    • Matlab
    • How to MQTT?
  • Services
  • About
  • Request for project
  • Contact Us
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Tag: arduino rfid reader

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RFID tag present or removed ? Arduino MFRC522 tutorial
March 11, 20203

Arduino MFRC522 tutorial – Is RFID tag present or removed?

Why do we need to detect the presence or removal of RFID cards? Most of the RFID tutorials on the internet will teach you how to read RFID cards.

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Recent Posts

  • ESP8266 and Raspberry pi communication using MQTT
  • Mosquitto MQTT Broker Raspberry Pi | Lesson # 02
  • What is the MQTT protocol?
  • COVID-19 – DIY Projects for Arduino beginners
  • Stray Error Arduino – How to fix Stray Error in Arduino??

Recent Comments

  • [Physical computing] Final Progress – RFID + TIMER – Nan's Documentations on Arduino MFRC522 tutorial – Is RFID tag present or removed?
  • theresaly520 on Memes Only Python Developer can understand
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  • Thomas on Arduino MFRC522 tutorial – Is RFID tag present or removed?
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“Life is complicated, automate it” is what we believed in. High Voltages is an Electronics and Programming company that bring product development service for companies and students. We deal in the projects that is mean to automate stuffs and we are working on number of different things. High Voltages can help you bring your idea into the world.
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