Recently, I finally replaced my old antique TV! A brand new smart TV has moved into my home! However, when I saw so many ports on the TV, I was dumbfounded. What are these? How do I use them? So I diligently researched and finally figured out their purpose. I believe many people, like me, … Read more
Low Power Design: The Energy-Saving Code of Electronic Products HDMI, short for “High-Definition Multimedia Interface”, acts like a magical link that connects ultra-high-definition displays with various consumer electronics, personal computers, mobile devices, cars, and even commercial AV equipment. As a digital video/audio interface technology, its biggest highlight is the ability to transmit both audio and … Read more
This situation is so annoying! The sound suddenly disappeared while playing a video, and I found out that the HDMI audio is having issues again… As an audio engineer with 10 years of experience, I am here to completely solve this headache for you today. Our lab has recorded nearly 3000 cases of HDMI audio … Read more
This is the disassembly report No. 3492 from Charging Head Network. Introduction This disassembly focuses on the Mini-ITX motherboard released by Radxa, which is part of the ROCK 5 series, fully compatible with standard PC peripherals and has excellent compatibility and flexibility. The motherboard supports the Radxa system and Android system, with boot options from … Read more
Tianjin Science Popularization takes you on an exciting science journey! Currently, there are more and more devices on the market that support 4K displays, and prices are starting to fluctuate. A 50-inch 4K TV from domestic brands is around 5K; the price difference increases with larger sizes. 4K monitors from Dell, ASUS, and Samsung have … Read more
Combining the previous articles into a PDF, the main directory is as follows: 1 HDMI Display Based on FPGA 1.1 Introduction to HDMI 1.2FPGA-based HDMI Interface Design 1.3 HDMI Timing Analysis 1.4FPGA-based 720P HDMI Display 1.4.1 HDMI Hardware Circuit Analysis 1.4.2 Project File Design 1.4.3 Establish Vivado Project 1.4.4 Create Project Files 1.4.5 Experimental Results … Read more
Before the National Day holiday, I was busy preparing for my wedding, and of course, I couldn’t miss out on shopping for home appliances (TVs, refrigerators, washing machines, etc.). While browsing through TVs, I noticed that each one displayed a 4K logo, and every smart TV came with Wi-Fi capabilities. The development of smart TVs … Read more
Recently, CORSAIR launched the XENEON EDGE 14.5-inch LCD touchscreen in the United States. The CORSAIR XENEON EDGE is a multifunctional secondary display. The CORSAIR XENEON EDGE features a 14.5-inch LCD panel with a resolution of 2560×720, supporting a refresh rate of 60Hz, a brightness of 350 nits, and five-point capacitive touch. It is equipped with … Read more
Hello everyone, I am Pi Ge! Have you ever wondered how mobile phone screens display images? How do televisions receive high-definition signals? How does an industrial control screen communicate with the system? The answer lies in various display interface technologies! Common display interfaces, such as LVDS, DSI (MIPI DSI), and HDMI, may seem like mere … Read more
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