Due to the impact of the pandemic, I have spent more time at home, and finally have the opportunity to tinker with the Raspberry Pi 4B that I purchased last year. During a large-scale offensive and defensive exercise last year, I heard about the incredible operation of using a drone + Raspberry Pi for wireless … Read more
MCC DAQ HATs series modules, based on the ubiquitous low-cost computer Raspberry Pi®, bring you high-quality testing and measurement solutions. The launch of MCC DAQ HATs provides professional high-quality data acquisition and data logging capabilities for the Raspberry Pi® platform. HAT Module MCC 118 Voltage Testing After-tax price 999 yuan HAT Module MCC 152 Voltage … Read more
Arch Linux ARM is a Linux distribution specifically designed for ARM computers, embodying the core philosophy of Arch Linux, aimed at providing users with a simple, flexible, and fully controllable experience. This article will delve into the features of Arch Linux ARM and its applicable scenarios. The Core Philosophy of Arch Linux ARM The design … Read more
Using a depth camera to capture images, YOLO detects human bodies and can be configured on the Raspberry Pi 5, suitable for various small to medium-sized robots. Configuration Raspberry Pi 5 ROS2 Jazzy Intel RealSense D405 Depth Camera YOLOv8n Model Using 30 Fps, it is recommended to change to 6 Fps on Raspberry Pi 5 … Read more
vcgencmd tool is used to output information from the VideoCore GPU on Raspberry Pi. You can find the source code for the vcgencmd utility at Github.To get a list of all supported vcgencmd commands, use vcgencmd commands. Below are some useful commands and their required parameters. vcos The vcos command has two useful subcommands: version … Read more
Course OK02 is built on the foundation of Course OK01, achieving blinking by continuously turning the OK or ACT LED indicators on and off. — Robert Mullins Course OK02 is built on the foundation of Course OK01, achieving blinking by continuously turning the OK or ACT LED indicators on and off. Assuming you already have … Read more
How to Play Video To play a video, please use cd to navigate to the terminal’s video file location, then type the following command: omxplayer example.mp4 This will play example.mp4 in fullscreen. Press Ctrl + C to exit. On Raspberry Pi 4, hardware support for MPEG2 and VC-1 codecs has been removed, so we recommend … Read more
[Image]Click to follow us for more IIOT insights![Image][Image]Hongke Industrial Raspberry Pi with high performance, multiple interfaces, and wide temperature range—adapted to harsh environments★★★★★1 IntroductionHow much do you know about FTP? The FTP server (File Transfer Protocol Server) is a computer that provides file storage and access services on the Internet…
Introduction It has been almost a month since I unboxed the Raspberry Pi 4B. During this time, I have tried running several services on the Raspberry Pi. Overall, the 8GB version’s memory is indeed excessive; except for once when I built an aarch64 architecture Docker image, the memory usage peaked at 40%, while at other … Read more
Displaying CPU Temperature with a Two-Digit Display Overview A few days ago, we learned how to use a one-digit display to show single-digit countdowns. This time, we will learn how to use a two-digit display to show the CPU temperature. In this lesson, we will learn: The display principle of a two-digit display Persistence of … Read more