Author name: Amlendra

Reset is one of the most important features in any microcontroller. It makes sure the device always starts in a known, stable state, no matter what happens during power-up, power-down, or unexpected faults. In the STM32 microcontroller family, the RCC (Reset and Clock Control) module is responsible not only for managing clock sources but also

Clock configuration is one of the most critical aspects of any firmware design. A stable and well-optimized clock tree ensures accurate timing, reliable peripheral communication, and consistent real-time performance across the system. In embedded systems, clock instability can directly lead to system failure. In this article, I will explain the clock system and its configuration

In electronics, timing and frequency are the heartbeat of every system. From microcontrollers to communication radios, almost every device relies on a stable and precise clock signal. One of the key components that help generate and control these signals is the Voltage Controlled Oscillator (VCO).   In this blog post, I will explain the working

Timers are one of the most fundamental peripherals in embedded systems. They are like the “timekeepers” inside your system. You can use them to blink an LED at regular intervals, run a motor at a fixed speed, or simply keep track of how much time has passed. In real projects, timers are used everywhere —

I have worked with many microcontrollers, from the early 8051 and PIC devices to the more advanced STM32 family. Among all the peripherals, one that has always been essential is the General-Purpose Input/Output (GPIO). A GPIO (General-Purpose Input/Output) is a special pin on a microcontroller that you can control through software. Unlike fixed-function pins, which

Memory region calculation is often one of the most confusing topics especially for newcomers in firmware development (MCUs). At first, it looks simple: set a start address and a size, and the job is done. But the real challenge comes when you ask: Does the end address belong to the region (inclusive) or not (exclusive)?