Recently, while debugging the display issues in OpenHarmony, the cause was identified as the hardware being connected via HDMI to an RK628 adapter, which in turn connects to an LVDS display. The display panel implementation in OpenHarmony is relatively simple, directly using a DSI panel. Therefore, it is necessary to thoroughly organize the relevant drivers … Read more
The chip programming leader ACROVIEW Technology has announced significant news regarding its programming software, which has undergone a major version upgrade. Alongside the release of the new version of the programming software, ACROVIEW Technology has also announced the addition of several compatible chip models, among which is the high-performance converter chip CS5266AN from ASL. Currently, … Read more
👆 View More Directory👆 1. Internal Interfaces (Onboard Interfaces for Embedded Systems) 1. Parallel Interfaces (1) MCU Interface The standard term for the MCU interface (Microcontroller Interface) is the 8080 bus standard proposed by Intel, so it is commonly referred to as the I8080 interface or 8080 interface. Its name originates from its early applications … Read more
Sharing an article from an expert, covering everything from PCB design to layout, and finally getting Linux to run. Let’s learn together! Author: laplace After learning Allegro, I always wanted to design a board, create the schematic, layout it myself, and finally get Linux running. I also wanted to learn a bit of Linux, and … Read more
D R M Based on DRM Framework HDMI Hot Plug Process Analysis PART.01 D R Introduction DRM stands for Direct Rendering Manager, which manages display output, buffer allocation, and frame buffering. The corresponding userspace library is libdrm, which provides a series of user-friendly control encapsulations, allowing users to easily control displays and request buffers. GDK8 … Read more
Search WeChat Technical Training 01 Network Cable Let’s briefly discuss network cables. Most people are familiar with network cables, and different specifications of cables have different transmission distances. Network cables transmit network signals, and if the distance exceeds the cable’s capacity, the signal will degrade, leading to potential network interruptions. Category 5 and Category 6 … Read more
WeChat Search Technical Training Computer ports are interfaces or connection points between a computer and its peripheral devices. Common peripheral devices include mice, keyboards, monitors or display units, printers, speakers, flash drives, etc. The main function of computer ports is to serve as attachment points where peripheral device cables can be plugged in, allowing data … Read more
With the continuous development of PC technology, mini PCs have begun to emerge, allowing us to fit a host into our pockets for convenient use anytime. 1. Appearance: Compact Size First, let’s talk about the appearance. I was quite surprised when I first saw the Asus TS10. This is the smallest packaged PC product I … Read more
01 HDMI Switching 1. Introduction   This four-channel HDMI video switch controller has been used in my laboratory video recording process. It can be controlled via the front panel buttons or through commands sent over the network. To facilitate remote control on the experiment bench, I am preparing to use this wireless WiFi to serial module … Read more
1. Introduction As shown in the figure below, this four-channel HDMI video switch controller has been used during the video recording process in my laboratory. It can be controlled via the front panel buttons or by sending commands over the network. To facilitate remote control on the experimental platform, I plan to use this wireless … Read more