Previously, we did a lot of tests on 1024-point CFFT. The test results show that
The ADC clock of AT32F421 is more stable and accurate than other clocks at 20M.
And CFFT-1024 can be completed within 2...
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?...
According to data released by TrendForce, global TV shipments reached 54.97 million units in the third quarter of 2019, with Samsung ranking first and Xiaomi ranking fifth. Data shows that Samsu...[Details]
In order to meet the needs of different presentation occasions, modern multimedia conferences usually have a variety of different audio and video signal sources and large-screen display terminals. ...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The...[Details]
On December 17, Wingtech Technology issued the "Announcement on the Signing of a Four-Party Supervision Agreement on the Special Account for Storage of Raised Funds". Approved by the "Approval on the...[Details]
This design aims to use interrupt 0 (INT0) to complete the design of 2 styles of LED display. Operation method: Start simulation, then run demo2 style, wait for a while, and then press the switch "...[Details]
The daily maintenance and upkeep of electromagnetic flowmeter is actually very simple. However, when the electromagnetic flowmeter measures the sewage flow, the measured medium often adheres to or sc...[Details]
Sina Digital News on the morning of December 20th, foreign media AndroidAuthority tested mobile phones with 90Hz refresh rate screens and found that most people cannot tell the difference betwe...[Details]
According to a Weibo blogger, today, the Meizu building replaced its vertical banner with a new one, changing the previous Meizu 17 poster to "Lipro, welcome". Considering the common applica...[Details]
In the ADS1.2 environment, when using JLINK to debug NXP's ARM, even if you set up each step according to the instructions, the error message shown in the figure below will still appear. We can so...[Details]
0 Introduction
Traditional power monitoring systems mostly use wired connections. When there are many monitoring nodes, there are problems such as difficult installation, cumbersome wiring and inco...[Details]
On September 26, 2024, Huafeng Weiye Company, a subsidiary of Shandong Electric Power Construction Company No. 3, and Baowu Clean Energy (Tibet) Co., Ltd. officially signed a technical service contrac...[Details]
LED lighting has the following characteristics:
1. High purity, bright and rich colors. Currently, LED products cover almost the entire visible spectrum with high color purity. The tradition...[Details]
0Introduction
The measurement of temperature and humidity is widely used in warehouse management, manufacturing, meteorological observation, industrial and agricultural production, scienti...[Details]
MMU, full name Memory Manage Unit, Chinese name - memory management unit. Many years ago, when people were still using DOS or older operating systems, computer memory was very small, generally c...[Details]
1. Introduction
Since the early 1970s, when HP introduced the GPIB general instrument bus, the development of test instruments has gone through
various forms such as
GPIB
bus,
VXI
bus...[Details]
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