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The single-chip microcomputer was born in the late 1970s. It refers to a complete computer system integrated on a chip. It includes CPU, memory, internal and external bus systems. Among AVR, 51 ser...[Details]
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Experimental principle
1. External expansion of program memory
Since C54x has no internal Flash or EEPROM, the program cannot be saved after power failure. When used offline, an external Boot ROM is...[Details]
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FCI recently expanded the XLerate? high-speed I/O product line with QSFP+ (Quad Small Form Factor Pluggable) products, now including passive copper cables and active optical cables, fully compliant wi...[Details]
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High power controlled rectifier circuit
In industries such as electrolysis and electroplating, low voltage and high current (e.g., tens of volts, thousands to tens of kiloamperes) adjustable DC po...[Details]
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NXP launches new analog front end to support software-defined factories
New
analog front-end architecture offers high flexibility with software-configurable universal analog in...[Details]
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Overview : In a single-chip microcomputer system, when there are many input keys, there is always a contradiction between hardware design and software programming. Different microcontroller systems...[Details]
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Mechanical power meters use electromagnetic torque (torque) to push the pointer to display the power. Current acquisition can be obtained through current, and voltage is directly acquired from the vo...[Details]
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Reference document: nandflash boot of s3c2440 guess_flash: #define BWSCON 0x48000000 ldr r4, =BWSCON ldr r6, ands r6, r6, #0x6 mov r6, r6, LSL#4 ldr r5, =GPBDAT str r6, bl g...[Details]
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1. Introduction to PLC positioning and servo control system
The servo driver is sent driving pulses through PLC, the moving speed is controlled by changing the pulse frequency, and the m...[Details]
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1 Introduction
IGBT (Insulated Gate Bipolar Transistor), an insulated gate bipolar transistor, is a composite fully controlled voltage-driven power semiconductor device composed of BJT (bipolar tra...[Details]
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At the end of 2023, there will be an endless stream of press conferences from major car manufacturers. We can see that electrification and electrification have become an absolutely unstoppable trend....[Details]
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Digital healthcare refers to the digitization, networking and informatization of medical services. It refers to the collection, storage, processing, extraction and data exchange of patient and mana...[Details]
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Under the guidance of the Ministry of Industry and Information Technology, the 2019 IMT-2020 (5G) Summit, co-hosted by the IMT-2020 (5G) Promotion Group and the China Communications Standards Associa...[Details]
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5G licenses have been issued. As the first batch of 5G mobile phones went on sale, a voice advocating the uselessness of 5G has appeared on the Internet. 在昨天OPPO副总裁沈义人发文谈自己对“5G无用论”的看法,沈义人称:“在5G资费进入大众...[Details]
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The LM317T in this circuit is an adjustable 3-terminal positive voltage regulator. It can provide 1.5A current in its output voltage range of 1.2~37V. The use of internal current limiting, thermal sh...[Details]