Zaid Pirwani

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

  • AVR EEPROM for Data Storage & More

    AVR EEPROM for Data Storage & More

    Most AVRs have a small EEPROM which can be used to save variables, configuration settings etc when there is no power and the data is available for read/write/modify the next time AVR powers up. This post simply shows the most basic method for saving a variable (char) in the AVR EEPROM, modifying it at every…

  • Sorting

    Sorting

    Lately, I have been learning/reading about Sorting, so here are a few links: This article (http://blog.rodneyrehm.de/archives/14-Sorting-Were-Doing-It-Wrong.html) got me started on sorting in the first place.

  • Analyse this..! [Circuit Troll]

    Analyse this..! [Circuit Troll]

    With only a day left in exams and first one being of Circuit Analysis II this circuit troll has been brain-teasing me for the last few hours.

  • Muntzing [Definition]

    Muntzing [Definition]

    Muntzing The process of removing components from an electronics device so that it is left with the least minimum components required to work. The term Muntzing, made popular by Earl William “Madman” Muntz (January 3, 1914 – June 21, 1987) [Link to his Wikipedia Article]. He made and sold cheap TVs which used only 17 vacuum tubes…

  • L297-L298 Stepper Driver V2 – Vero-Board [Gallery]

    Some might say I am getting obsessed with stepper motor drivers… Just finished making 3 Stepper Motor Drivers on Vero-Board using the all too common stepper driver duo the L297 and L298 ICs, stepper motor wires connect to these boards via an RJ45 connector  as the wires need to go through a good length, I…