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Maxim's MAX7219 chip is used for dynamic scanning display driver. The chip has 8x8 static RAM, dynamic scanning circuit, and segment and bit drivers that can store display information. It is connec...[Details]
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Jin Fan, chief executive of MIUI experience, announced the latest progress of the MIUI team. It is reported that the MIUI team is making every effort to optimize and improve the system, and has als...[Details]
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1. Customer requirements:
1. 100 monitoring points
2. 2 cameras at each monitoring point (PTZ controllable)
3. The central control room can record and play back each point
4. Us...[Details]
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On October 21, Shengjian Environment released its third-quarter report stating that from July to September 2021, the company achieved operating income of 346 million yuan, a year-on-year increase of ...[Details]
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1 Introduction The transmitter is one of the important equipment for wireless communication, and is widely used in the fields of radio and television, mobile communications, marine transportation, an...[Details]
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Before considering why relocation is necessary, we must first understand the following points: 1. Definition of link address: My own understanding is that it is the memory address where ...[Details]
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LED energy-saving lamps
They are increasingly popular among consumers because of their obvious power-saving effect, long service life, no stroboscopic effect, no noise, soft light, and wide...[Details]
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PLC adopts a cyclic scanning working mode. In PLC, user programs are stored in order. The CPU starts to execute the program from the first instruction until it encounters the end character and retu...[Details]
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Phase Shifter Introduction
Phase shifting between two signals of the same frequency, especially power frequency signals, is an important means of simulating and analyzing accidents in the ...[Details]
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Abstract: PLC/DCS control systems often encounter interference problems during actual operation, causing field instrument failures, abnormal analog display, and unstable data. Signal isolators can ...[Details]
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The delay-free debouncing has been explained in detail in another blog post, so I will not repeat it here.
When I was learning about FPGA, I felt that the programming concept of state machine was ver...[Details]
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introduction
With the increasing popularity of multi-core products, the performance requirements for trace and debug system solutions are getting higher and higher. ARM has launched a highly config...[Details]
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On September 12, Beijing time, Nvidia CEO Jensen Huang said at the Goldman Sachs Technology Conference on Wednesday that TSMC is far ahead in chip foundry, but if necessary, Nvidia can transfer ord...[Details]
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Detection system
This concept is the product of the development of sensor technology to a certain stage. The detection system is
an organic combination of
sensors
and measuring instrum...[Details]
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According to foreign media reports, in terms of vehicle navigation, researchers from Nanjing University of Aeronautics and Astronautics, together with partners from Hong Kong and the UK, have devel...[Details]
Automotive Electronics
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