Featured Articles
Raspberry Pi AD9850 Sine Wave Generator with GPIO Control
Building a Raspberry Pi controlled sine wave generator with AD9850 and AD9851 modules, practical wiring notes, CLI and text user interface control, simulation checks, and scope-verified output.
The Definitive Guide to Bit Manipulation for Embedded Systems
A comprehensive embedded guide to bit masks, register fields, target intrinsics, packed protocol values, atomicity, and C++ std::bitset.
Writing Drivers for SPI Chips in Embedded Systems
Datasheet-to-driver patterns for SPI ADCs, sensors, DACs, and other peripheral chips, covering timing rules, transaction shape, testing, and board bring-up.
Writing Drivers for I2C Chips in Embedded Systems
How to build maintainable I2C chip drivers for sensors, ADCs, EEPROMs, GPIO expanders, and other peripheral devices without leaking bus details into application code.
Latest Articles
Essential Linux Skills for Embedded Systems Engineers
A practical guide to the Linux skills embedded and firmware engineers should prioritize for building, flashing, debugging, serial I/O, automation, and real hardware bring-up.
Using std::span in Modern C++
What std::span fixes about pointer-plus-length APIs, where it fits in firmware and tools, and which lifetime, bounds, DMA, and toolchain issues it still cannot protect.
Evidence-Driven Debugging for C and C++ Firmware and Tools
A practical debugging workflow for C and C++ firmware, drivers, Linux utilities, and test tools: capture failures, replay inputs, instrument boundaries, protect timing, and verify fixes.
Keeping Instrument GUIs Responsive with Qt
How to structure Qt instrument GUIs so serial, USB, TCP, and SCPI hardware failures do not freeze widgets, hide stale data, or leave operators guessing.
10 Embedded Firmware Practices That Prevent Painful Bugs
Firmware habits that make bring-up easier, expose faults earlier, and keep common embedded failures from hiding in drivers, interrupts, buffers, or timing code.
Free PCB Design Software for Beginners and Hobbyists
A practical comparison of free PCB design tools, with attention to workflow, libraries, manufacturing output, privacy, current free-tier constraints, and the mistakes that usually hurt first boards.