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When we talk about exception vectors, we will think of interrupt vectors. In fact, interrupts are a subset of exceptions, which means that interrupts are actually a type of exception. Back to the e...[Details]
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LED lighting, or light-emitting diode lighting, is an original component that uses semiconductors to emit light. It has the advantages of high electro-optical efficiency, small size, long life, low...[Details]
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As humans got used to using fire to bring convenience to their daily lives, the fossil energy that had existed on the earth for billions of years gradually began to be consumed. As far as the autom...[Details]
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On July 20, Nasda stated in response to investors' questions that the radiation-proof chip researched by the company and the Chinese Academy of Sciences, namely phase change memory (PCRAM), has curre...[Details]
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1. Resistor detection methods and experience
1. Detection of fixed resistors.
A. Connect two test leads (regardless of positive and negative) to the two ends of the resistor to measure th...[Details]
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The method of using a multimeter to determine whether a single-phase or three-phase motor is burned out is only applicable to small motors with a DC resistance of coil windings above 1 ohm. The metho...[Details]
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As an emerging light source, LED has received widespread attention. The current research focus of the industry is on improving its optical and thermal performance. This article attempts to explore ...[Details]
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There is no need to describe in detail how valuable Apple I, Apple's first generation computer, is. The millions of dollars it fetches at auctions speaks for itself. The user manual that comes with...[Details]
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2. Intelligent street light simulation system based on single chip microcomputer control
1. Implement functions
(1) The branch controller has a clock function that can set and display the tim...[Details]
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1. Software This is probably the biggest difference. The operating system was introduced. Why was the operating system introduced? What are the benefits? 1. Convenient. This is mainly reflected in t...[Details]
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At present, a large number of access control systems and video surveillance systems are designed separately. The typical networked access control system is based on ID/IC cards and uses RS-485 bus ne...[Details]
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On the morning of October 11, mobile phone protective cases and protective films are an interesting topic. Most users will equip their new phones with these to protect their new phones. But what...[Details]
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Currently, there are 6 main new LED heat dissipation technologies.
1. SynJet replacement fan
Applied to the heat dissipation of LED lighting , the general principle of SynJet is that a compo...[Details]
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Can't find output file E:soldworks2022CPZRD20220217toolsw800projectsSDK_ProjectprojectCDK_WSW800_SDKObjw800.elf The above error code appears. Open the folder toolsw800utilitiesaft_build_project.s...[Details]
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The method of connecting a single-phase inverter outputting three-phase 220V to a three-phase motor is as follows:
Determine the input power and output voltage of the inverter
First...[Details]
PCB Design
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