Embedded Systems
Microcontrollers, firmware, RTOS, and the silicon running your thermostat, doorbell, and every device with a blinking LED.
I2C vs SPI: Which Serial Bus to Use, and Why
I2C uses two shared wires and device addresses; SPI uses four wires and is far faster and full-duplex. Here is which serial bus to pick for sensors, displays, and memory.
Soldering Iron Buyer’s Guide 2026: From $25 Pinecil to $$$ JBC
Soldering Iron Buyer’s Guide 2026: From $25 Pinecil to $$$ JBC. Find out which iron is the right one for your needs and budget
STM32 vs ESP32 vs RP2040: 2026 Decision Tree
STM32 vs ESP32 vs RP2040: 2026 Decision Tree. Find out which one fits your specific use case.
What is a Microcontroller: Architecture, Specs, and How to Pick One in 2026
What is a microcontroller? A chip with CPU, flash, SRAM, and peripherals in one package. Covers Cortex-M tiers, real boards, interfaces, and how to choose.
From Microcontrollers to Smart Thermostats: The Tech Inside
From Microcontrollers to Smart Thermostats: The Tech Inside Your HVAC. Explore how Cortex-M4 and ESP32 enable PID control in smart HVAC systems over FPGAs.
FPGA vs Microcontroller: Which Runs Your Smart Home Hub
FPGA vs Microcontroller: Which Runs Your Smart Home Hub. Microcontrollers suit the I/O-bound protocol translation across radios in smart home hubs unlike FPGAs.