The Intel MCS-51 (commonly termed 8051) is a single chip microcontroller (MCU) series developed by Intel in 1980 for use in embedded systems. 8051 are first-generation microcontrollers that sparked ...

Using a simple glitch attack, you can read the entire protected code memory. Each successful glitch allows to read up to 256 bytes of locked internal Flash. This document attempts to describe the ...

There are rumors of a cheap chip that does USB natively, has an Open Source toolchain, and costs a quarter. These aren’t rumors: you can buy the CH552 microcontroller right now. Surprisingly, there ...

Seven segment displays are important display units in Electronics and widely used to display numbers from 0 to 9. It can also display some character alphabets like A,B,C,H,F,E etc. In this tutorial, ...

What is a 4x4 Matrix Keypad? Before we 4x4 matrix keypad interface with the microcontroller, first we need to understand how it works. Matrix keypad consists of a set of Push buttons, which are ...