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First, let's take a brief look at what a quartz resonator is. A quartz resonator is referred to as a crystal oscillator. It is made of a quartz crystal sheet with a piezoelectric effect. This quart...[Details]
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On April 20, Gokewei released its 2019 annual report, stating that the company achieved operating income of 543 million yuan, a year-on-year increase of 35.68%; and achieved a net profit attributable...[Details]
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Before making LED luminous characters, let us first understand the production materials of LED luminous characters (LED exposed luminous characters): acrylic plate, galvanized plate, stainless stee...[Details]
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Today, merchants have a new way to interact with customers - App Clips and NFC tags. This feature allows users to run small programs on their phone's operating system without having to ...[Details]
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/* Name: STM32 uses I2C protocol to read and write EEPROM illustrate: 1. The biggest difference between using STM32 to read and write EEPROM and C51 is that the former directly uses the I2C contro...[Details]
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Recently, the Guangdong Provincial Energy Bureau issued a letter soliciting opinions on the "Implementation Plan for the First Full-Month Settlement Trial Operation of the Southern (Starting with G...[Details]
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Beijing, China, November 10, 2022 - From November 5 to 10, 2022, the 5th China International Import Expo will be held in Shanghai. Fortive, together with its subsidiaries Tektronix, Fluke, Industrial...[Details]
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High-frequency electrodeless lamp is a light source based on the combination of two well-known principles: gas discharge of fluorescent lamp and high-frequency electromagnetic induction. Since ther...[Details]
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Abstract: Having a hot-swappable PCI slot has now become a necessary feature for many computer systems that require long-term uninterrupted work and can be repaired online. The article introduce...[Details]
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Generally, EPS consists of a torque sensor that detects the driver's steering torque, an EPS ECU that calculates the assist torque based on the torque signal and controls the motor drive, a motor t...[Details]
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What are TTL level, CMOS level, and RS232 level? What is the difference between them? Generally speaking, CMOS level has a higher noise tolerance than TTL level.
(I) TTL level standard
Output L: 0...[Details]
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0 Introduction The ARM processor is the first RISC microprocessor designed by Acorn Computer Co., Ltd. for the low-budget market. The ARM processor has the characteristics of low power consumption...[Details]
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As a component of the measurement system, the importance of oscilloscope probes is self-evident. Even today, when consistency testing has become the main application area of real-time oscilloscopes...[Details]
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It's been a whole month since Apple's iPhoneXS/XS Mx/XR phones were released, and they have been on the market for some time. There are fewer complaints about the high prices. Now the choice is to bu...[Details]
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In the era of intelligent driving, safety comes first.
Are vehicles equipped with lidar really safer to drive? International insurance giant Swiss Re has given a positive answer using a ...[Details]
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