55030-504H

 Recently, the project needs to use mqtt on stm32. I searched on Baidu and found that there are still few online materials. Although there are several relevant materials, after downloading them, I sa...[Details]

Challenge: Develop a flexible, high-bandwidth robotic device to measure and simulate the flight patterns of winged insects. Solution: Leverage NI LabVIEW software and CompactRIO h...[Details]

2019 ended in a long trade war, and 2020 is coming with a beautiful vision! Looking forward to 2020, which market applications will drive the upstream electronic components to return to their previou...[Details]

I have been wanting to learn embedded programming for a while, so I got a mini2440 development board and started my embedded learning journey according to Wei Dongshan's "Complete Manual for Embedded...[Details]

Recently, Homax’s HM series and HMT series microinverters have passed TÜV Nord Poland’s grid-connected certification and completed the Polish Electricity Transmission and Distribution Association’s...[Details]

Magnetoelectric voltmeters are commonly used to measure DC voltage, and electromagnetic voltmeters are commonly used to measure AC voltages. The voltmeter is used to measure the voltage across a load...[Details]

1. Introduction RFC 2889 provides a methodology for benchmark testing of LAN switching equipment. It extends the methodology defined in RFC 2544 for benchmark testing of network interconnection equip...[Details]

Introduction: The serial port is a tool for the microcontroller to exchange information with the outside world. There are two communication modes for 8051 microcontroller: Parallel communication: d...[Details]

I wrote a blog post about PWM a year ago, the link is as follows: http://hi.baidu.com/do_sermon/item/ff523b0a8b9d3d173b53ee74 An oscilloscope is used in this paper to display waveforms with dif...[Details]

The quality of switching power supply directly affects the technical performance, safety and reliability of the product. Many power supply test items, large amount of calculation, cumbersome statisti...[Details]

In recent years, the output voltage of power supplies has become lower and lower, and the output current has become larger and larger (some power supply systems output tens of amperes to hundreds of a...[Details]

At 5 pm on October 18, the user-side energy storage project of Jiangsu Zhongjin Matai Pharmaceutical Packaging Co., Ltd. reversed power and was successfully connected to the grid and put into o...[Details]

       The OnePlus 10 Pro, which was launched in China in January, will be released globally on March 31, and just ahead of its international launch event, OnePlus took to its forums to talk about ho...[Details]

1 Introduction Frequency characteristics are the most intuitive reflection of a network's performance. The frequency characteristics tester is used to measure the amplitude-frequency characteri...[Details]

I recently took on a project that required each device to be able to be controlled by networking (not the Internet). nrf24l01 happens to have this function. But I have only done one-to-one communicat...[Details]