The fan is an indispensable component of the air-cooled radiator. It plays a vital role in the heat dissipation effect and is the only active component in the radiator. At the same time, it has a deci...
What I am working on now is a digital display device, which uses a 12864 screen and an operating voltage between 4.5V and 5V. The circuit is very simple, controlled by a single-chip microcomputer and ...
Ladies and Gentlemen, this is my first time to use FPGA, and I am designing an image data acquisition system. The data collected by FPGA is transmitted to DSP for processing. DSP uses F28335, so the X...
A potentiometer is needed in the production of a voltage-regulating power supply. However, the shaft of the purchased potentiometer is too large and the existing knob cannot fit on it. So I had to use...
Every antenna has a natural resonant frequency at which maximum antenna efficiency is achieved. Placing a shunt capacitor (to lower the resonant frequency) or a shunt inductor (to raise the resonant f...
Model: BearPi-HM MicroFrom: Nanjing BearPi Intelligent Technology Co., Ltd.Quantity: 2 pieces
The BearPi-HM Micro development board is a highly integrated development board that can run the Openharmon...
Low power mode, designed for battery operation! There are many modules inside LPC1114, and almost every module can control power-off and power-on and whether the clock is turned on through related re...[Details]
① Before use, the model and quantity of the vibrator should be selected according to the measurement needs. Due to manufacturing reasons, the vibrator has nonlinear errors, that is, its deflection ...[Details]
ADAS is the abbreviation of Advanced Driving Assistance System. The Chinese name is Advanced Driving Assistance System. Currently, it is divided into 17 subsystems on the market. In the last two issu...[Details]
1 Introduction
With the development of science and technology, computer-based measuring instruments, which we often call virtual instruments, are increasingly closely connected with computers....[Details]
1 Introduction
In medicine, for lumbar diseases such as lumbar disc herniation, physical traction is usually used as a conservative treatment method. Portable and adjustable traction d...[Details]
Although most users know that LCD TVs are divided into CCFL backlight LCD TVs and LED backlight LCD TVs, only a few users know that LED backlight LCD TVs are also divided into two types, one is dir...[Details]
Samsung Electronics is likely to expect a more than 50% drop in second-quarter operating profit when it releases preliminary second-quarter results on Friday, as a drop in memory chip shipments to Hu...[Details]
Bloomberg's Mark Gurman says iOS 16 will include new ways to interact with the system and some "new Apple apps." In the latest edition of his Power On newsletter, Gurman writes that while iOS 16 ...[Details]
According to foreign media reports, power management company Eaton announced that its vehicle group has cooperated with Ballard Fuel Cell Systems, a leading fuel system manufacturer, and the U.S. Dep...[Details]
The English definition of amateur radio communication: "Amateur Radio". Amateur radio enthusiasts who meet the definition of the International Telecommunication Union (ITU) are "Radio Amateurs", an...[Details]
Earlier today, Redmi teased the Redmi K40 series once again. This time, the brand shared a poster on its official Weibo account, revealing the 4520mAh battery capacity in the upcoming smartphone. A...[Details]
1. First, we must understand the relationship between the ground wire of the oscilloscope, the neutral wire, the live wire, and the earth. The following figure shows the relationship between the live...[Details]
DC/DC converters
Provide voltage isolation (input to output) of typically at least 1kVDC. This means that such converters can withstand a 1000VDC voltage test applied to the input and o...[Details]
Samsung is expected to release its latest smartwatch, Galaxy Watch 4, at MWC 2021 on June 28. Previously, foreign media 91mobiles released renderings of Galaxy Watch 4. According to the whistleblow...[Details]
Nowadays, white light LED lighting has been put into practical use and industrialized, and its light efficiency has surpassed that of traditional incandescent lamps and fluorescent lamps, fully dem...[Details]
Power technology
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