Featured Articles
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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.
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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.
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Writing Drivers for SPI Chips in Embedded Systems
A practical reference for embedded SPI drivers for ADCs, sensors, DACs, and other peripheral chips, covering datasheets, timing, testing, and bring-up.
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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.
Latest Articles
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Using std::span in Modern C++
How std::span makes pointer-plus-length APIs easier to review, where it fits in firmware and tools, and which lifetime, bounds, DMA, and toolchain issues it still cannot protect.
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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.
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10 Embedded Firmware Practices That Prevent Painful Bugs
Ten firmware habits that make bring-up easier, expose faults earlier, and keep common embedded failures from hiding in drivers, interrupts, buffers, or timing code.
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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.
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10 Handy C++20 Features for Embedded Systems
Ten C++20 features that make everyday code easier to review, harder to misuse, and more practical to maintain in real projects.
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The Real Cost of C++ Containers: Performance, Memory, and Allocation Behavior
Learn the real tradeoffs behind C++ containers. Compare performance, memory usage, allocation behavior, and practical considerations for desktop software, Qt applications, Linux systems, and embedded firmware.
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Const, constexpr, consteval, and constinit in Modern C++
How to choose the right const-related C++ keyword based on the guarantee you need, with embedded-focused notes on API mutation, compile-time evaluation, startup initialization, and toolchain support.
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Serial Communication Mistakes to Avoid in Embedded Projects
Common UART and RS232 mistakes in embedded projects, with practical fixes for framing, buffering, parser state, CRC checks, timeouts, backpressure, and bench debugging.