an all-round Engineering and Technology Geek, founder EjaadTech and Pop Up Learning – currently IT Manager at FESF

  • AVR – 01: What, Why, When, Who

    AVR – 01: What, Why, When, Who

    What AVR is a microcontroller (uC) from Atmel, it has 8-bit architecture which means that what you can store in it has to be somewhat compatible to 8 bits (1 byte) of memory. AVRs are a family of uC which are relatively easy to get the hang on and are quite commonly available having the…

  • The Ground Problem

    The Ground Problem

    this rather subtle point help clarifies the concept of a ground: it is just a symbol on your circuit that indicates your reference node. A circuit does not need to have an explicit ground connection to Earth.