32bitmicro https://32bitmicro.com/ Embedded systems engineering articles and project updates from 32bitmicro. en-us Thu, 28 May 2026 00:09:30 +0000 MMCU — Modular MCU Framework https://32bitmicro.com/opensource/mmcu/ https://32bitmicro.com/opensource/mmcu/ MMCU is 32bitmicro's open source C++20 modular MCU firmware framework using CMake 4.0 and Clang 20+. Thu, 28 May 2026 00:09:30 +0000 opensource Buildroot https://32bitmicro.com/opensource/buildroot/ https://32bitmicro.com/opensource/buildroot/ Buildroot minimal embedded Linux build system: Kconfig, BR2_EXTERNAL, initramfs, and comparison with Yocto. Wed, 27 May 2026 19:21:09 +0000 opensource Yocto Project https://32bitmicro.com/opensource/yocto/ https://32bitmicro.com/opensource/yocto/ Yocto Project build system for custom embedded Linux distributions: BitBake, layers, BSP, OTA, and SDK generation. Wed, 27 May 2026 19:21:03 +0000 opensource LLVM https://32bitmicro.com/opensource/llvm/ https://32bitmicro.com/opensource/llvm/ LLVM compiler toolchain: Clang cross-compilation for embedded targets, link-time optimisation, and sanitizers. Wed, 27 May 2026 19:06:12 +0000 opensource LinuxCNC https://32bitmicro.com/opensource/linuxcnc/ https://32bitmicro.com/opensource/linuxcnc/ LinuxCNC CNC motion control: HAL architecture, G-code interpreter, PREEMPT-RT servo loop, and Mesa FPGA hardware interfaces. Wed, 27 May 2026 19:06:08 +0000 opensource Zephyr RTOS https://32bitmicro.com/opensource/zephyr-rtos/ https://32bitmicro.com/opensource/zephyr-rtos/ Zephyr RTOS architecture, HAL, West tooling, MCUboot, and board support for Cortex-M, RISC-V, and Xtensa targets. Wed, 27 May 2026 19:03:37 +0000 opensource Linux Kernel https://32bitmicro.com/opensource/kernel/ https://32bitmicro.com/opensource/kernel/ Linux kernel architecture, LTS branches, PREEMPT-RT, device tree, and embedded/real-time use. Wed, 27 May 2026 18:55:41 +0000 opensource fun-plus-plus: Writing C++ Using Only c and ++ https://32bitmicro.com/blog/fun-plus-plus.html https://32bitmicro.com/blog/fun-plus-plus.html A short C++ program where every identifier is 'c' and every operator is ++ or +=. A dive into C++17 sequencing rules and initialization order. Tue, 24 Feb 2026 01:59:27 +0000 blog