ALLPCB
Allwinner T113-i Audio and Video Testing Guide
Guide to audio and video testing on the Allwinner T113-i development board, with practical gst, tinymix, arecord/aplay and amixer commands for validation.
Embedded System Software and Hardware Frameworks
Guide to embedded software architecture: isolate hardware via abstraction layers to improve portability, unit testing, and maintainability in embedded systems.
Interrupt Debugging Steps for Embedded Systems
Learn step-by-step interrupt debugging in embedded C: check priority, flags, handlers, vector table, hardware, and use debuggers to fix issues.
Table-Driven C Programming Examples Explained
Explore table-driven programming: data-driven design, lookup methods (direct/indexed/segmented), examples and C snippets for practical use.
10 Common Kubernetes Troubleshooting Steps
Troubleshoot Kubernetes Pod startup failures: check node readiness, events, pod status, logs, CNI, storage, and DNS resolution to identify and resolve issues.
Why Is Redis So Fast?
Explore why Redis is fast: in-memory storage, efficient structures, single-threaded epoll I/O, incremental rehash, and cached timestamps.
Adding Version Info to MCU Firmware
Explore best practices for source code and firmware versioning. Learn how to embed version data in binaries using C, `__attribute__`, and Keil MDK tips.
Linux Boot Startup Methods
Guide to Linux boot startup: systemctl/systemd, chkconfig, rc.local/scripts, crontab @reboot and production best practices.
Using Conditional Structures in C
Concise technical guide to C conditional statements, detailing if-else usage, switch selection mechanics, syntax rules, execution flow, and practical examples.
Embedded Microprocessor Architectures
Overview of embedded microprocessor architecture comparing ARM, x86, and MIPS; discusses trade-offs in performance, power consumption, and application domains.
FPGA-to-ASIC Migration for Smart Meter Design
FPGA-to-ASIC migration for smart meters: cut costs, integrated PLC analog front end, ensured ESD/EMI compliance, and required close collaboration
Memory Alignment in ARM Embedded Systems
Technical overview of memory alignment in embedded systems: reasons, ARM/MMU requirements, atomicity, NEON constraints and cache-line effects on performance.
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.
Running TinyMaix on the RK3576 Dev Board
Deploy the TinyMaix ultralightweight inference framework on the MYIR MYD-LR3576. A simple guide to running TinyML models on the powerful RK3576 SoC.
Embedded Design: The Strategy Pattern
Learn the Strategy Pattern for embedded systems. See C/C++ examples for swapping algorithms dynamically, reducing complex logic, and writing flexible code.
Embedded Systems: Essential Basics
Discover embedded systems: specialized controllers integrating hardware, software and actuators to control devices and appliances.
Which Embedded Sensor Features Fit Your Application?
Explore STMicroelectronics' embedded sensor features like FSM, MLC, and ISPU for optimal application fit and efficient data processing.
Tipping-Bucket Rain Gauge: Core Technology Overview
Technical overview of tipping-bucket rain gauge operation, specs and applications, covering precipitation measurement, resolution, accuracy, and RTU data reporting.
Drawbacks of Excessive Global Variables
Discover why too many global variables hurt readability, testing and portability and how to fix them via encapsulation, parameters and refactoring.
Linux TCP Queue Parameters Explained
Practical guide to Linux TCP tuning from server perspective: connection queues, receive/send buffers, Ring Buffer, QDisc, NIC multi-queue and offload settings.