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1. Battery internal resistance tester made with ATmega8 microcontroller
Article published: "Radio" 2009 Issue 2
For dry batteries and rechargeable batteries, people often use a multimeter to judg...[Details]
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Some time ago, I learned about the clock system of the Freescale K60 chip and gained a general understanding of its clock system. Here I write down my understanding and share it for future reference....[Details]
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On July 20, Qinghai Province held a press conference for the "Green Power in July in Qinghai" series of activities. At the meeting, Yuan Yi, vice president of Shanghai Electric Power Generation...[Details]
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Ordinary thyristors (VS) are essentially DC control devices. To control AC loads, two thyristors must be connected in parallel with opposite polarity so that each SCR controls one half-wave. To do ...[Details]
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TI's LM3466 is a smart linear LED driver for multi-channel LED systems. It can automatically balance the current of each LED channel, easily preset and fine-tune the current between LED strings, with ...[Details]
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Currently, stocks related to the electric vehicle industry are still in a sharp decline, which continues to impact related investors. Last week, Tesla's stock price fell for four consecutive days, do...[Details]
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NetEase Mobile News: Double 12 is coming, so how can you find a mobile phone that is affordable and has powerful photography functions? Take this opportunity to share the blockbusters shot by photog...[Details]
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As one of the world's largest retailers, Walmart has deployed various automated
robot
systems on a large scale to improve logistics and distribution efficiency, reduce operating costs, and ...[Details]
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Introduction
Automobiles have entered the era of intelligence, and automatic parking has become a standard feature. During the R&D and testing phase, real vehicle testing faces challenges...[Details]
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TCL founder Li Dongsheng said: "TV sales in the Chinese market have begun to decline, but there are new opportunities. From TVs to various smart display terminals, global demand for TVs is still risi...[Details]
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This phase is complete 1. Reserve the page table that does not need to be filled according to the reserved member of memblock // reserve_bootmem_region 2. By complementing the reserved memblock in ...[Details]
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On May 29, SKY Perfect JSAT, NTT DOCOMO, the National Institute of Information and Communications Technology (NICT) of Japan and Panasonic jointly announced yesterday that they had successfully con...[Details]
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A motor protector is an electrical device used to protect motors. Its main function is to detect the working status of the motor. Once the motor is abnormal or fails, the protector will cut off the...[Details]
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About Wireless Remote Transmission System
At present, there are four main ways to read meters: manual meter reading, IC card meter reading, wired remote meter reading, and wireless remote meter r...[Details]
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Passive PFC Constant Current LED Driver Circuit: 18W, 10V, 1.8A Output, 185–265 VAC Input, Passive PFC Flyback Power Supply ...[Details]