STM32 and embedded firmware engineering notes: peripheral drivers, FreeRTOS, motor control (FOC/BLDC), bootloader, secure boot and OTA. Curated from real production projects.
Featured technical resources
Why Your IoT Product Needs Secure Boot and Encrypted OTA Updates in 2026
Understanding IEC 62304 Compliance for Medical Device Firmware Development
CAN Bus Protocol Explained: Why It Still Dominates Automotive and Industrial Control
FreeRTOS vs Bare Metal: When to Use an RTOS in Your Embedded Project
Case Study: 750W Grid-Tied Full-Bridge Inverter on STM32F103 — Unipolar SPWM with Plug-in Repetitive Control
STM32-Based 750W Grid-Tied Full-Bridge Inverter: PFC Front-End, SPWM and Battery Charge Control
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STM32 Grid-Tied Inverter Firmware Architecture: From ADC to PWM
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STM32 Advanced Timer PWM Configuration for Full-Bridge Inverters
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Quick Answer To implement OTA firmware updates on STM32 devices, you need a custom bootloader that can download new firmware from an external source (WiFi, cellular, or Ethernet), validate it, and write it to a secondary flash partition, then swap…
Quick Answer The Hardware Abstraction Layer (HAL) in STM32 is a software layer that provides a standardized API to interact with hardware peripherals, hiding register-level complexity. It enables portable code across different STM32 families, reduces development time, and simplifies peripheral…
Quick Answer For industrial projects, STM32 is the better choice for real-time control, low power consumption, and cost-sensitive applications, while Raspberry Pi excels in data processing, connectivity, and complex computational tasks. Choose STM32 for motor control, sensors, and embedded systems;…
A sensorless Field-Oriented Control (FOC) BLDC motor controller for precision servo applications in robotics and industrial automation.
Quick Answer IoT development encompasses the design and implementation of connected devices that collect, transmit, and act on data from the physical world. A complete IoT solution includes hardware design (sensors, MCU, connectivity), firmware development, communication protocols, and cloud platform…
Quick Answer Embedded systems development combines hardware design and software engineering to create specialized computing systems that perform dedicated functions within larger mechanical or electrical systems. Unlike general-purpose computers, embedded systems are optimized for specific tasks with strict constraints on…
Quick Answer Embedded systems development combines hardware design and software engineering to create specialized computing systems that perform dedicated functions within larger mechanical or electrical systems. Unlike general-purpose computers, embedded systems are optimized for specific tasks with strict constraints on…
Quick Answer Embedded systems development combines hardware design and software engineering to create specialized computing systems that perform dedicated functions within larger mechanical or electrical systems. Unlike general-purpose computers, embedded systems are optimized for specific tasks with strict constraints on…
Quick Answer STM32 is a family of 32-bit ARM Cortex-M microcontrollers by STMicroelectronics, offering the widest range of performance, peripheral, and power options in the embedded market. With over 1000 part numbers, there’s an STM32 for virtually every application from…
Quick Answer STM32 is a family of 32-bit ARM Cortex-M microcontrollers by STMicroelectronics, offering the widest range of performance, peripheral, and power options in the embedded market. With over 1000 part numbers, there’s an STM32 for virtually every application from…