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Nowadays, smart phones are becoming more and more popular, and the screens of mobile phones are getting bigger and bigger. But when you want to use your mobile phone but it is out of power or low on ...[Details]
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1. Starting, self-locking and stopping control and circuit
Start, self-lock and stop control are the basic control functions of PLC. Start, self-lock and stop control can be realized by drive ...[Details]
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In the first half of 2019, despite the turbulent global semiconductor market, China, as the world's largest semiconductor consumer market, is still the engine of global semiconductor market growth. A...[Details]
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The magnetic flap level gauge is a field real-time indicating level gauge. Due to its large measuring range, it can be made into a length of 1 meter or even 5 meters, so it is an ideal level measurin...[Details]
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Most of the lighting lines in buildings nowadays are dark wires. If you use a 4-wire electronic switch to control these lights, you need to connect another power source and modify the line. This is...[Details]
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Many MCUs produced now have expanded the 8051 core, such as internal watchdog, ADC conversion, EEPROM, PWM and other functions. When programming control programs, if you need to use these expansion mo...[Details]
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Working principle: The circuit is shown in Figure 1. The RC phase shift circuit composed of R2, RP1 and C1 determines the conduction angle of the thyristor. When the voltage across C1 rises to the ...[Details]
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During the mid-year report release period for chip stocks, many chip companies handed in their first half report cards. Among these report cards, if the net profit growth is used as the evaluation st...[Details]
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1. Comprehensive revitalization of intelligent technology
Today's intelligent technology has many branches and is booming. It has achieved rapid development at home and abroad, such as fuzzy ...[Details]
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Recently, OPPO's new 5G phone with model "PCKM70" was connected to the network. Judging from the pictures, it is built on the basis of the OPPO Reno 10x zoom version, but with an upgraded processor. ...[Details]
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In recent years, due to economic development, the use of electronic truck scales has been expanding. Because of its automatic display, automatic recording, elimination of human interference, fast and...[Details]
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1. First, confirm whether the STM8 you are using has its own bootloader. Refer to the table below. 2. STM8 empty devices can directly use their own bootloader. 3. After STM8 is burned using SWIM, i...[Details]
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When measuring with a three-dimensional coordinate measuring machine, if the product is deformed, the following measures can be taken to reduce the impact of deformation: (1) Repositioning must use b...[Details]
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On May 30, Changying Precision disclosed the recent institutional research minutes. The company stated that the specific categories of the e-cigarette business include: atomizers, heat-not-burn produ...[Details]
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Analysis of the resonator vibration amplitude
X-ray spectroscopic profiles of various modes excited in the frequency sweep of the fundamental mode circular AT-cut resonator (pla...[Details]
DIY/Open Source Hardware
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