ALLPCB
Sensed vs Sensorless FOC in EV Traction Systems
Technical overview of sensed FOC vs sensorless FOC for traction motors, rotor position sensor selection, inductive PSCI sensor details, NVH and ISO 26262 considerations.
Nine Common Software Architectures for Microcontrollers
Survey of nine software architecture patterns for microcontroller development with C examples, from linear and modular to event-driven, state-machine and component architectures.
Virtual ECU Types for Automotive Microcontrollers
Overview of virtual ECU approaches and classifications (Type-0–Type-4), comparing x86 recompilation vs target-binary emulation, with FMU integration.
Ubuntu OTA Update Workflow and Commands
Guide to updateEngine-based OTA updates on Ubuntu: configuration, command usage, partition mapping, and recovery workflow for embedded system firmware maintenance.
DMA for Embedded Real-Time Task Handling
Learn DMA-based UART transmission on STM32F4: reduce CPU load, speed up packet transfers, with USART/DMA configuration and code examples.
How to Determine If a Website Uses a CDN
Techniques to detect CDN usage and methods to bypass CDNs to discover a website's origin IP, including subdomain enumeration, DNS history, and email tracing.
QSPI Hardware Implementation and Driver Principles
QSPI protocol overview and QSPI flash driver: modes (Config, Memmap), read/write/clock details, EDMA transfers, and AUTOSAR Flash driver usage and best practices.
Issues with Excessive Use of Global Variables
Explore the drawbacks of excessive global variables in software development and strategies to mitigate their impact.
Where Are Global Variables Initialized?
Explains how MCU startup code and linker script initialize global variables: .data copied from ROM to RAM and .bss zeroed, with map file and init code examples.
Installing Linux on Windows 11
Technical guide to running Linux on Windows 11 without a VM: installation notes, driver troubleshooting, installing vim, compiling hello.c and using a Makefile.