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1. The characteristic of dynamic display is that the segment selection lines of all digital tubes are connected in parallel, and the bit selection line controls which digital tube is effective. I...[Details]
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When measuring AC voltage or current, have you ever doubted the measurement results? When you are very sure of your circuit, you may doubt the accuracy of the multimeter measurement. So what is wrong...[Details]
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Recently, the Municipal Government Office issued the "Implementation Plan for Accelerating the Construction of New Energy Vehicle Charging and Swapping Facilities in Yixing City (2023-2025)" (herei...[Details]
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1 Introduction
The continuous development of science and technology, economy and other aspects has provided a broad market for the application of LED display screens. As a media carrier, LED disp...[Details]
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On May 10, 2022, Europe's most influential professional audio-visual and system integration exhibition (ISE 2022) was grandly held at the Barcelona Convention Center in Spain. As a global IoT innovat...[Details]
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With the strengthening of people's energy-saving awareness and the maturity of LED lighting technology, the LED lighting market has been initially formed, and this market will become larger and lar...[Details]
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Recently, I am going to produce 200 devices designed by stm8. I use STVP and stlink tools to download software programs. The programs are .hex files. After handing them over to a factory, I welded, do...[Details]
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1 Introduction
In the field of automation control, with the development of distributed control systems, serial communication is often required in industrial distributed control systems to achieve th...[Details]
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Doors 1 to 7 are two CMOS C006s, and YD is a 2.5-inch dynamic speaker.
R1 can adjust the light sensitivity, and increasing or decreasing R3 (or C1) can change the transient time.
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Analog Devices, Inc. (ADI) announced a collaboration with Jungo to develop a camera solution based on time-of-flight (ToF) and 2D infrared (IR) technology to enable in-vehicle driver and cabin monito...[Details]
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On June 2, Huawei HarmonyOS 2 was officially released. More than two months have passed. Have you upgraded your phone? Today, the official WeChat account of HarmonyOS released the upgrade pro...[Details]
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1. First check whether the output power supply of the immersion level meter is connected correctly. If the connection is found to be incorrect, it should be modified according to the operation manual...[Details]
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Huawei's fifth folding flagship, Huawei Mate Xs 2 will be officially released tomorrow. According to official preheating, the new phone will not only use innovative ultra-light materials and c...[Details]
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I saw the program on the Internet. I happened to use some of the sub-functions in it. I think it is pretty good. I will share it with you for reference. I hope it will be helpful to friends like me.
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On October 13, the China-Europe Express (Shenyang) Assembly Center Industrial Park Project was launched and the Yuhong District Major Project Kick-off Conference was held. Deputy Secretary of the Muni...[Details]