Embedded Systems Design

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Electronics Hardware Engineer - Interview Questions - 25

537. Why does a capacitor block DC but allow AC to pass?  • A capacitor consi…

High speed Designs - Part 22 (Signal Integrity issues we see from the manufacturing side)

Designers might have taken all the care (performing simulations, multiple revie…

High speed Designs - Part 21 (What is the impact of copper thickness on high speed signals?)

We bother about the copper thickness when there is high power involved in the P…

ESD diodes

When we use ESD protection for high speed interfaces, the capacitan…

High speed Designs - Part 20 (What if only FR4 has to be used for High Speed Designs?)

If someone asks us to design a high speed board, one of the consideration we ta…

High speed Designs - Part 19 (What is Knee Frequency?)

For any digital signal, power is concentrated from DC to a certain frequency wh…

ESP32 vs Si917 - Major differences

Wi-Fi HaLow

Wi-Fi HaLow  is a low-power, long-range version of Wi-Fi designed for IoT (Int…

ULPI interface

Some microcontrollers and FPGA does not integrate USB PHY internally. This mean…

Important notes on current consumption in USB2.0 interface

In embedded systems products, power consumption is a critical criteria. While…

What is reverse wireless charging?

The modern day gadgets support reverse wireless charging which meant you can ch…

Silicon Carbon Batteries: Powering the Next Leap in Embedded Design

In the world of embedded systems, power is everything. Whether you’re buildin…

Comparison: Raspberry Pi 5 vs ESP32-S3 vs STM32 L4/L5 vs Arduino UNO R4 WiFi vs RISC-V

Best Embedded Boards for IoT Projects in 2025

Featuring Raspberry Pi, ESP32, STM32, Arduino & Emerging Alternatives As…