Simple signal translator using Some resistances

Recently, I was working on the serial communication between two devices and I found that these two devices are not working on same voltages. That’s why the signal generated from one device will not be read correctly from the other device. It means we need a voltage...

ARM: SIMPLE UART PROGRAMMING ON NUVOTON NUC200

Hello guys, here I am with a very powerful protocol for communication in embedded systems. ARM microcontroller provides you wide range of communication techniques in which the one of the most likely is the UART communication,  it is simply just the fastest means of...

AC Power Measurement

Introduction A whole house energy monitor measures the energy used by appliances connected to the house mains. To understand how it does this work, it is useful to know something about how appliances interact with the electrical system. Not all appliances interact...

Lithium-Ion Battery Charger Circuitry

Lithium-ion battery management Hi everyone, this blog is about the battery management circuit of a typical Lithium-ion battery. If you want to make a simple Lithium-ion battery charger or a handy wireless stuff with charging enabled, you can use this very simple...