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...
Apple's streaming music service Apple Music added support for spatial audio on Monday, and Apple has begun rolling out the feature to subscribers. During its 2021 Worldwide Developers Conference ke...[Details]
The three major A-share indices closed higher today, with the Shanghai Composite Index up 0.76% to 3,382.32 points, the Shenzhen Component Index up 0.96% to 14,015.02 points, and the ChiNext Index up...[Details]
USB PD chip CH543, supports BC/PD protocol and master-slave device, supports forward and reverse charging The CH543 chip is a USB and USB PD enhanced E8051 core MCU compatible with the MCS51 instruct...[Details]
The Biden administration wants to shift the burden of cybersecurity from individuals, small businesses and local governments to automakers and other large companies. The White House’s National Cybe...[Details]
For full-color LED display screens, LED lamp beads are the most critical components, and the quality of LED lamp beads plays a very important role in determining the quality of LED display screens....[Details]
It was ripened by capital operation, lost blood in the blind rush, and survived between despair and doubt. Luckin Coffee, which wanted to compete with Starbucks, started a coffee war with Starbucks...[Details]
In 2013, 4K ultra-high-definition TVs were the "stars" among TVs, and were highly favored by major TV manufacturers and consumers, and the consumer market developed rapidly. At the International C...[Details]
Solid State Disk (Solid State Drive, SSD for short) is a computer external storage device based on permanent memory, such as flash memory or non-permanent memory, synchronous dynamic random access mem...[Details]
Temperature measurement and control are widely used in daily life and production, and are also reflected in various civil control, industrial control and aerospace technology. For example, in man...[Details]
On August 23, at an offline exchange event at the Huawei store in Shenzhen, Huawei Central Research Institute announced the "Robot Dog" product, which is based on the AI robot dog intelligent techn...[Details]
Spectrum analyzers need to be measured and calibrated regularly during use. The following is the evaluation and measurement and calibration methods of spectrum analyzer indicators shared by Antai Spe...[Details]
In the measurement of analog circuits with relatively large current and high voltage, a pointer meter is suitable, such as a TV set and an audio amplifier. In the measurement of digital circuits with...[Details]
Japanese semiconductor materials maker JSR said on Friday it would acquire Oregon-based Inpria, eyeing the latter's expertise in cutting-edge chipmaking chemicals, Nikkei reported. According to re...[Details]
Since the release of GB38031 "Safety Requirements for Power Batteries for Electric Vehicles" yesterday, the 5-minute thermal runaway warning and escape time requirement has officially become a regul...[Details]
"As of February 18, 2010, the number of HDMI adopters has reached 970, and is expected to reach 1,000 by the end of this year." Steve Venuti, President of HDMI Licensing LLC, proudly shared the o...[Details]
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