Combining the previously implemented Modbus acquisition and MQTT transmission JSON data framework, today we will integrate and build a basic data acquisition and transmission device framework. [/size]...
Why is there TCP/IP protocol?All over the world, various computers run different operating systems to serve everyone. The methods used by these computers to express the same information vary greatly. ...
I want to make a small thing to play with, but the esp8266 doesn't have enough pins. Whatever the pyboard sends to the esp8266, the esp8266 will send it back to me. How can I use uart to achieve this?...
The operating temperature range of commercial-grade digital chips is 0~+70℃.
Industrial grade is -45~+85 or 105℃.
What are the chip temperature requirements for medical devices?...
Have the engineers in this forum tested a lot of national chips recently?
Please raise your hands if you haven't used Guoxin yet? I guess there are very few .
So, netizens who have used Guoxin, how di...
The Qichacha APP shows that on February 23, BYD (002594) disclosed a patent named "Vehicle remote control driving control method, system and vehicle", with publication number CN112389412A. Patent ...[Details]
在央视2021牛年春晚上,一群踩着音乐节奏翻滚起舞的机器牛吸引了众多观众的眼球。据悉,这只名为“犇犇”的机器牛是由国内一家新创公司宇树科技研发。 According to Tianyancha, Yushu Technology was established in 2016. The company is mainly engaged in electromechanical t...[Details]
A cheap
LED
flashlight has appeared on the market. The front end of this flashlight has 5 to 8 high-brightness light-emitting tubes and uses 1 to 2 batteries. Due to the use of ultra-high-b...[Details]
On the evening of September 21, Cisco announced that it would acquire Splunk, a network security software company, for US$157 per share in cash, with a total transaction value of approximately US$28 ...[Details]
Locks are a common tool or product in daily anti-theft. The locks on the market are mainly divided into mechanical locks and electronic locks. Mechanical anti-theft locks are easy to be opened by ...[Details]
On August 17, 2023, WPG Holdings, a leading international semiconductor component distributor dedicated to the Asia-Pacific market, announced that its subsidiary Youshang has launched an industrial...[Details]
In September last year, OnePlus announced the merger of OxygenOS and OPPO's ColorOS. The current latest version is OxygenOS 12.1, and the next generation is OxygenOS 13. Last weekend, OnePlus' ov...[Details]
Apple is trying to reduce the notch on its iPhone series, and at least one of the new iPhones coming in 2020 will feature a smaller front-facing camera, according to a new report today from longtime ...[Details]
How to use transformer ratio tester 1. Wiring: Correctly connect the test clamp according to the specific conditions of the transformer under test. a. Single-phase transformer: The yellow and...[Details]
For a long time, the problem of long charging times at charging piles has caused trouble to owners of electric vehicles and seriously affected their use experience. The emergence of liquid-cooled ove...[Details]
1 Introduction
Frequency converters are developing towards low noise, high performance and high reliability. General frequency converters have achieved good results in saving energy, controllin...[Details]
Three structures are defined in the STM32 firmware library to correspond to these three register groups. The correspondence between these three structures and the registers in the ARM manual is as fol...[Details]
Recently, the external lines of the Yongji Guoyun Microcontroller 100MW independent hybrid energy storage project, the country's first 100MW hybrid energy storage and frequency regulation project u...[Details]