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5730 lamp beads experimental data: 1. Color rendering index: can reach international standard Ra=80 or above. (Note: Color rendering index is inversely proportional to luminous flux, please meas...[Details]
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MSP430 is the first microcontroller I have come into contact with. I think MSP430 microcontroller is very good in both software and hardware. Its programming environment IAR Embedded Workbench is ver...[Details]
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By the end of 2019, the auto market is still going through a cold winter. Along with the news of layoffs, there is also a wave of transformation of auto companies. Auto giants and parts manufacture...[Details]
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According to the Science and Technology Innovation Board Daily, Digital China and Honor responded to the rumors that "Huawei plans to sell the Honor brand to the Shenzhen government and Digital China...[Details]
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Why are multiple register access instructions needed? ldr/str can only access 4 bytes of memory per cycle. If you need to read and write memory in batches, it is too slow. The solution is stm/ld Ex...[Details]
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The occurrence of the no OSD menu fault indicates that the OSD processing circuit has no horizontal and vertical synchronization signal input circuit or the OSD processing circuit itself is abnormal....[Details]
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According to the latest report from SNE Research, BYD has surpassed LG New Energy and ranks second with a market share of 16.2%. The report shows that in the power battery market in the first quarter...[Details]
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Introduction I recently used stm8s003k3 to develop a project and used the ADC module. I would like to record some notes and share my experience. Software environment: STVD+COSMIC Hardware environment...[Details]
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According to foreign media reports, luxury car brand Porsche and technology giant Apple agree that streaming music will be the next development direction of in-car infotainment systems, so the two pa...[Details]
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Although it is normal for sales to fluctuate in the mobile phone industry, the impact of the epidemic in recent years has also changed the consumption concepts of many people. People try not to buy p...[Details]
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Last night, Lei Jun, founder, chairman and CEO of Xiaomi, issued a New Year's greeting to Mi fans. Lei Jun said that in the past year, we have all deeply felt the changes of the times and the...[Details]
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Generally speaking, lithium-ion batteries are composed of three parts:
1. Lithium-ion cells
2. Protection circuit (PCM)
3. Shell or plastic shell
Battery classification
From...[Details]
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Introduction
In ultrasonic ranging automotive applications, such as Ultrasonic Parking Assist (UPA) and Blind Spot Detection (BSD), the ultrasonic waves emitted by the system are reflected by...[Details]
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On December 29, the 1500V high-voltage components, parts technology and system application seminar was held in Shanghai. Hundreds of industry insiders participated in the conference to fully discus...[Details]
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1. Introduction to BMS system
The control system of new energy electric vehicles is mainly composed of a battery management system (BMS), a charger control unit, a motor control unit and a veh...[Details]