In a distributed network, the uncertainty of network transmission delay leads to poor synchronization accuracy when triggered by network commands. At the same time, due to the dispersion of the locati...
When I was watching the news the day before yesterday, what caught my eye the most was, haha~~~, a "normal" economic news: Lenovo International's Yang Yuanqing "angrily" accused the US congressman of ...
[i=s] This post was last edited by fdsf on 2022-10-5 13:27[/i]Here are the pictures first.Where Z1 is the impedance of C1 and R1 in series, and Vdc is the DC component of the input signal Vin. I want ...
Guan Guan saw the news shared on Qin Hengjia’s official account: The online customization platform for PD fast charging protocol chips is launched. It sounds interesting. Are you interested in this? ?...
Development board for this event: ST NUCLEO-L452RE
Source: STMicroelectronics
Number of development boards: 4ST NUCLEO-L452RE
STMicroelectronics STM32L4 32-bit MCU + FPU is an ultra-low-power microcon...
On May 17, Fusenmei announced that its wholly-owned subsidiary Hainan Fusenmei Investment Co., Ltd. (hereinafter referred to as "Hainan Investment") and Dingli Capital Investment Management (Xuzhou) ...[Details]
The story begins: On the first day of the WeChat group, an engineer named Xu from Qingdao Aoban Measuring Instruments told us that he was currently using the hardware frequency meter of the ZDS202...[Details]
As a sensor, grating sensors not only play a very important role in daily production and life, but also have important applications in aerospace and shipbuilding. The following experts from Instrument...[Details]
1. Circuit composition of signal generator The circuit composition of the signal generator comes in many forms, generally including the following links: Basic waveform generation circuit: Waveform ge...[Details]
1. Software Timer UCOSII has added software timers since version V2.83, which makes UCOSII more functional and more convenient for application development and porting. In a real-time operating system...[Details]
I spent a lot of time debugging a program today and found that the cmd parameter of the application's ioctl passed to the driver's ioctl changed. According to "Linux Device Driver", this cmd should...[Details]
Wearable devices such as smart watches are popular among consumers for their multi-functional positioning such as smart assistant, health, safety and sports. In the post-epidemic era, consumers pay...[Details]
Huawei has started to push the official version of EMUI 9.1 9.1.0.135 to internal test users of the Mate 20 series, including Huawei Mate 20, Mate 20 Pro, Mate 20 RS Porsche Design, Mate 20 X, etc., ...[Details]
Identification method of thermocouple and thermal resistor The appearance of industrial thermocouple and thermal resistor protection sleeve is almost the same. Some temperature measuring elements are...[Details]
When the electromagnetic flowmeter is not in use, we need to take scientific and reasonable maintenance and care methods for the electromagnetic flowmeter. Many people find that after using the elect...[Details]
According to foreign media reports, people familiar with the matter revealed that Japan Display Inc. (JDI) is negotiating with Apple and Sharp to sell Hakusan. It is reported that the price of t...[Details]
The boasts of "mouth cannon" Musk have come true again, and the 4680 battery is really coming. People say that Tesla will achieve "mass production" of the new 4680 battery by the end of 2022! The...[Details]
Sensor technology is used in airport logistics, mechatronics or various production lines. This article briefly describes the application of impedance measurement methods in sensor technology. I hope ...[Details]
The problem of unstable servo motor speed usually involves multiple factors. The following is a detailed analysis and solution to this problem:
1. Cause Analysis
(1) Problems with the mot...[Details]