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LED display unit board:
A. The whole board is not lit
1. Check whether the power supply and signal line are connected.
2. Check whether the test card can identify the interface. If the red...[Details]
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IP design around chip architecture, security and performance improvements has long been key to the semiconductor supply chain. Intel has dominated the CPU system architecture of the computing market ...[Details]
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Regarding motor failure problems, the motor vibrates during operation, which will affect the normal operation of the motor. So how to find the cause of the motor vibration and how to repair the mot...[Details]
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Recently, the topic of "2G/3G network withdrawal may force 200 million elderly people to change their mobile phones" has once again become a hot search on Weibo. According to media reports, Miao Shou...[Details]
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In order to expand overseas markets, Qingyuan Optoelectronics has frequently participated in various international photovoltaic exhibitions in the past month and exhibited a series of photovoltaic ...[Details]
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1 Introduction
EPS power supply and UPS power supply are more and more widely used as backup power supplies in society. There are many similarities between them, which can easily cause mi...[Details]
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LED guardrail tube, also known as Lide tube, is an advanced LED decorative lighting product. With red, green and blue LED as the light source, it uses microelectronics and digital technology, can per...[Details]
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It’s a little ironic that most of the technology in today’s cars is designed to help us stay safer on the road, but when you dig into the origins of some of these technologies, you’ll be surprised...[Details]
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Future 5G iPhone models may have larger batteries or more compact battery modules than existing phones, thanks to a key integrated technology that Apple first used in its AirPods Pro wireless earphon...[Details]
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In order to effectively predict ground bounce, four factors need to be known: the 10~90% switching time of the logic device, the load capacitance or resistance, the pin inductance and the switchin...[Details]
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Function of 0 ohm resistor
There are probably several functions: ① Used as a jumper. This is both beautiful and easy to install. ② In mixed circuits such as digital and analog, it is often ...[Details]
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PickNik Robocs, the company behind MoveIt, is exploring the use of
NVIDIA Isaac Sim
in internal R&D projects
. The goal is to improve perception of manipulation and enable mo...[Details]
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At Citi's 2020 Future of Vehicles Seminar, Doug Parks, executive vice president of global product development, purchasing and supply chain at GM, said that GM is developing the next generation of mas...[Details]
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On September 27, DENSO announced that it has expanded the detection angle of its vision sensor, improving the sensor's ability to identify pedestrians and bicycles around the vehicle, thereby improvi...[Details]
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Soft starters and frequency converters are two types of electrical equipment widely used in the field of industrial automation. They have certain differences in functions, working principles, appli...[Details]
PCB Design
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