ARM TrustZone is an embedded security feature that is built into ARM-based microprocessors. It provides a secure environment for sensitive operations.

n Linux, a process is an instance of a program that is being executed. Each process has its own memory space and is independent of other processes. This means that…

Stack plays very important role in embedded systems. If stack is growing beyond it configured size then it might be corrupting others data.

When we learn C/C++ then it is told that the code starts from main(). But does the microcontroller start from main() or does it have something to do before main()…

A named pipe, also known as a FIFO (first-in, first-out) in Linux, is a type of inter-process communication (IPC) mechanism that allows processes to communicate with each other by exchanging…

In Linux, a message queue is a data structure that is used for interprocess communication (IPC). A message queue allows processes to exchange messages, with each message consisting of a…

pipe() function in Linux is a system call that creates a new pipe. A pipe is a special type of file descriptor that is used to pass data between two…

A macro is a preprocessor directive that defines a constant value that can be used throughout the program. Macros are typically used to define constants that are used in multiple…

When we write the code and compile it then an executable is generated. This executable is flashed into MCU. After bootup the MCU starts working according to our written code

On 4th June 1966, Ariane 5 rocket was launched by European Space Agency. After 40 seconds of liftoff, it had exploded. It was an unmanned mission so no live was…