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China introduced high-speed rail in 2008, and by the end of 2014 the network had grown to 16,000 km. It is the largest high-speed rail network in the world, carrying 2-3 million passengers per day. T...[Details]

Introduction: This article uses ATmega48 chip and CMX865 chip to implement FSK communication module. Based on this module, FSK information interaction is carried out between users and business platfo...[Details]

S3c2440 is a processor based on ARM920T launched by Samsung. It uses ARM core. Unlike single-chip microcomputer, it has no on-chip ROM and RAM. It must be used with corresponding peripheral circuits....[Details]

On March 29, Fibocom released the embodied robot development platform Fibot to help customers quickly reproduce and verify the Stanford Mobile ALOHA robot. As an upgraded version of the first...[Details]

It is reported that Zhou Xiaohong, deputy director of the Technology and Planning and Design Department of the First Capital Group, said that the Beijing-Xiongan Expressway will be substantially star...[Details]

For friends who are into embedded development, the I2C protocol is very familiar to them. There are too many devices that use I2C for their settings. Today, let's just talk about the I2C protocol. ...[Details]

Following the previous article, let's introduce the clock divider in the 2300 system clock. Since the output frequency of the PLL is between 275MHz and 550MHz, and the LPC2300 series ARM can only wor...[Details]

Voltmeter Principle First of all, we need to know that there is a magnet and a wire coil in the voltmeter. When current passes through, the coil will generate a magnetic field (it seems that this con...[Details]

When using active probes for testing, the most common mistake is using the probe beyond its dynamic range. We often receive calls from customers saying that when they use active and passive probes to...[Details]

At present, the most commonly used Shaw hardness testers in China are the two pointer-type Shaw rubber hardness testers. 1) Shore A hardness tester 2) Shore D hardness tester When using a Shore...[Details]

Global mobile phone manufacturers' shipments and market share in the third quarter of 2021 　　 On the morning of October 29, data agency IDC recently released a report stating that supply chain short...[Details]

TI DLP® technology is becoming increasingly popular in automotive applications such as augmented reality (AR) head-up displays (HUDs) , one of the main reasons being its bright, vivid colors. To bett...[Details]

According to Reuters, at a hearing on the "fourth round" of sanctions tariffs on Chinese goods held by the Office of the U.S. Trade Representative (USTR) on Wednesday local time, Dell, HP, Microsoft ...[Details]

Samsung shared some details about its 3nm GAE MBCEFET chip manufacturing at the recent IEEE International Solid-State Circuits Conference. According to the latest report released by DigiTimes, TSMC's...[Details]

Recently there have been reports that LGD will withdraw from the small and medium-sized panel market.   It is rumored that LGD has officially notified Apple that it will no longer supply Apple with n...[Details]