For battery-powered products, if you want to determine whether the GND voltage of the entire board is very stable, that is, similar to the 220V neutral line, which is originally 0V, and some neutral l...
[i=s] This post was last edited by New Electrician Seeking Guidance on 2020-4-1 14:10[/i]I am going to make a soft start switch for a three-phase circuit recently, which needs to realize the phase los...
At the opening ceremony of IC CHINA 2020, Wu Hanming, academician of the Chinese Academy of Engineering and dean of the School of Micro-Nano Electronics at Zhejiang University, said in his opening sp...[Details]
1. Oscilloscope probe circuit diagram We can simply equate the probe model to an R, L, C circuit and put this model together with the circuit under test, as shown in the following figure: ...[Details]
The Southeast University-Huawei 10-year cooperation framework signing ceremony and talent program launching ceremony was held. This is an important strategic cooperation between the two parties foll...[Details]
The author successfully applied ISD4004 and AT89C51 single-chip microcomputer to design the railway station signal automatic voice broadcast system. Through the detection and collection of multiple...[Details]
1. About soft interrupt instructions The software interrupt instruction (SWI) can generate a software interrupt exception, which provides a mechanism for applications to call system routines. Syntax:...[Details]
MINIEYE, an autonomous driving perception technology company, announced the completion of its B round of financing of 150 million yuan, and also obtained a credit line of several hundred million yuan...[Details]
It is estimated that
electricity
production accounts for around 40% of all CO2 emissions. Therefore, if electricity demand could be reduced, significant progress could be made in reducin...[Details]
According to the latest report released by Strategy Analytics, in Q4 2021, the global smartphone industry's wholesale revenue and average selling price increased by 6% and 9% year-on-year respectivel...[Details]
I did a project to measure voltage and current of stm8, and found that when the adc channel was connected to VCC through a 10k resistor, the ADC data output was only more than 200. Logically, the 10-...[Details]
At present, there are many infrared thermometer products on the market, which makes us a little dazzled. So how to choose an infrared thermometer correctly and accurately? When choosing, it is necessa...[Details]
On August 18, the Zhongnan High-Tech Qingdao Optoelectronics Industrial Park project was successfully signed and settled in Shandong Qingdao Development Zone. According to reports, Zhongnan High-Te...[Details]
From June 9 to 11, 2021, VARTA, a global battery technology expert, was invited to attend the first Consumer Technology and Innovation Show (CTIS) held in Shanghai with its new CoinPower A4 series ...[Details]
Light-emitting diode (LED) driver IC suppliers are actively rushing into the dimmable LED lighting market. In addition to non-dimmable LED lighting systems, the cost challenge of dimmable LED lightin...[Details]
Soft starter and auto-coupling step-down starting are two different motor starting methods. They have certain differences in starting principle, structure, performance, application, etc.
...[Details]
51mcu
京公网安备 11010802033920号
EEWORLD
