Function: Press a button to start timing, press the button again to pause timing, that is, one button can realize the pause and start function, set another button, press the button for more than three...
"New Electrical Control and PLC Application Technology" contains nearly 50 examples, covering most of the case types in post-processing. All the cases in this book are commercial works in actual work,...
[size=4]Understand the characteristics of APE[/size] [size=4] APE is one of the most popular digital music file formats. Unlike lossy compression methods such as MP3, APE is a lossless compression aud...
As shown in Figure 1, the input of the op amp is 220VAC (there is a string of voltage-dropping resistors before R1 and R2 that are omitted)
The waveform measured at point A is indeed the same as the t...
[i=s] This post was last edited by xld0932 on 2019-4-26 21:23 [/i] [size=3] The GD32E231 series chips are MCUs based on the ARM Cortex-M23 core designed based on the ARMv8-M baseline architecture. In ...
Job Responsibilities:
1. Develop a test plan, including the time and resource allocation for testing work;2. Test requirement design, determine the test scope, test objectives, test methods, etc.;3. T...
The author's network environment: USB wireless network card for computer Ubuntu: Data CD Ubuntu 9.10 Connection method: JZ2440 is directly connected to the computer via a network cable Problem to...[Details]
As the number of connected nodes that make up the Internet of Things (IoT) grows every day, it is widely recognized that the way machine learning (ML) inference is performed must change. The need for...[Details]
Locust plagues are millions of locusts flying across the sky to attack crops, but in this large group of locusts, they do not collide with each other. According to foreign media reports, inspired by ...[Details]
Today, traditional lighting systems are being replaced by technologically advanced smart lighting solutions that are gradually changing the way we think about building control regulations. The ligh...[Details]
Before making the circuit, let's take a look at the MAX232 to be used. We will not discuss it in detail here. Just know that it is a chip that converts TTL and RS232 levels and has basic pin ...[Details]
The principle circuit of the flyback converter composed of Buck_Boost and isolation transformer is shown in Figure (a). This converter circuit is simple and can provide DC power output efficiently....[Details]
There are two methods for sorting LEDs : one is chip-based test sorting, and the other is test sorting of packaged LEDs. (1) Chip testing and sorting LED chip sorting is very difficult, mainl...[Details]
I really didn't expect that.
Deep in the city of Jinling, 23 meters underground, with the Qinhuai River overhead filled with the sounds of oars and lights, what I talked about with several pow...[Details]
The American start-up company "Wright Electric" has released lightweight battery technology. Through the new technology, the energy density of the new battery can reach the level of 1,000 Wh/kg, whil...[Details]
A netizen asked Duan Yongping, chairman of BBK Group, about average returns on Xueqiu. A netizen said: "In BBK's corporate culture, there is a mission statement: 'For shareholders: to provide their i...[Details]
Ray tracing is undoubtedly the hottest topic in the GPU field. NVIDIA Turing architecture was the first to enable hardware support for real-time ray tracing last year, and Intel Xe architecture wil...[Details]
In the production and processing of the food industry, various liquid raw materials are used, such as various alcoholic beverages, fruit juices, food additives, etc., and a large number of finished li...[Details]
On December 13, the 2023 (10th) Senior Engineer Annual Conference and 10th Anniversary Celebration was held in Shenzhen. Dr. Zhou Fan, Vice President of Yinniu Micro, was invited to attend and deli...[Details]
As the world's largest public utility company, State Grid Corporation of China, with annual revenue exceeding 2.5 trillion yuan and total assets of nearly 4 trillion yuan, has always been ranked am...[Details]
1 Introduction
With the rapid development of micro-spectrometers, CCD and PDA are widely used. There are more and more types and models of CCD and PDA. Each model requires a special driver acqu...[Details]