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引言 随着汽车拥有量的增加，发生交通事故的概率也随之增加，发生事故后用传统的方法进行分析、判断、维修有一定的困难。这样，就给人们提出了一个问题，怎样及时、准备地分析故障的存在，客观地分析事故的责任。由此联系到飞机上装的“黑匣子”，一旦飞机失事，“黑匣子”里的资料是判断失事原因的重要依据。因为它的造价高、技术复杂，在普通汽车上使用有一定的难。本文介绍一种价格低，功能较齐全且能扩展的汽车行驶记录...[Details]
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After three years of rapid growth, the booming smart speaker market is entering a period of change. At the just-concluded CES2021, Amazon and Google, which have always been high-profile in the past...[Details]
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When using s7-1200PLC to write a program, if the project needs to use the flow accumulation function, but this PLC does not have a built-in flow accumulation function block. At this time, our confi...[Details]
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2022 is known as the first year of the popularization of lidar . The previous year, the number of lidars installed as standard on the front of passenger cars in the Chinese market was less than 8,000...[Details]
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Yesterday, I studied the simulation problem of matrix buttons on proteus7.8. Today, I will directly give an example to use LCD1602 to display the characters of the buttons pressed on the calculator. ...[Details]
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On March 21, technology media Phone Arena published an article stating that Apple’s iPhone 13 Pro Max has increased the battery capacity to 4352mAh, making the iPhone 13 Pro Max an ultra-long b...[Details]
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Although the sample rate cannot be set directly on any InfiniiVision oscilloscope, it can be set indirectly by adjusting the oscilloscope's time/division setting. This is because the Keysight MegaZoo...[Details]
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BYD, the sales champion of new energy vehicles in 2018, has launched another long-range model. BYD's new Yuan EV 535 has recently started pre-sale at Yuan Center in Beijing. As an upgraded version ...[Details]
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MIM Software , a global provider of medical imaging software,
has launched VueMe, a new patient-facing app that enables them to view and share diagnostic images from their doctors or specialists w...[Details]
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On February 29, 2024, China - STMicroelectronics launched two new short-range wireless point-to-point transceiver chips, allowing electronic accessories and digital cameras, wearable devices, mobile ...[Details]
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On May 17, the National Development and Reform Commission held a press conference for May. Meng Wei, spokesperson for the National Development and Reform Commission, said that since March this year...[Details]
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Introduction: Here I share with you a PIC16F1829 TIMER1 initialization program. Interested friends can take a look. //timer1 frequency division value #define TIMER1_DIV1 (0 4) #define TIMER1_DIV2 ...[Details]
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What is the efficiency of an asynchronous motor?
The ratio of the output power to the input power of an asynchronous motor. Usually expressed as a percentage.
The efficiency of asynchrono...[Details]
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1 Introduction
S3C4510B is a 16/32-bit embedded processor for embedded applications launched by Samsung. This microcontroller is designed for hubs and routers in Ethernet communication systems...[Details]
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Electric vehicle charging systems are evolving. Current AC Level 2 wall boxes, which typically use a 400V battery charging bus voltage, are migrating to DC fast charging (DCFC) systems that require...[Details]
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