Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
In recent months, I bought several development boards, but I didn’t have the time to sit down and play with them, so I decided to post them on the forum.
The first one: M5STACK. I have been paying att...
[i=s]This post was last edited by PowerAnts on 2022-2-1 13:07[/i]This poverty does not entirely refer to wealth!
I was born in late 1973. When I first remembered it, the New Year atmosphere was very s...
[size=4]How to calculate the battery life theoretically:[/size] [size=4] [/size] [size=4] The power consumption of one day in sleep time: 1.5 microamperes*24=0.036mah;[/size] [size=4] [/size] [size=4]...
When burning the program, you mistakenly select "cold start" and the program can only be downloaded when P3.2/P3.3 is 0/0, but your own program outputs a high level.
You can short-circuit P3.2/P3.3, a...
[i=s]This post was last edited by xiaowei1234 on 2020-3-4 15:14[/i]1. Source code of OBD communication based on STM32
2. Support CAN bus communication, K line communication, L line communication
3. Su...
introduction
Embedded application systems with ARM chips as processor cores have gained more and more popularity due to their small size, low power consumption, low cost, high performance, ric...[Details]
In most cases, the damage of digital multimeter is caused by the wrong measuring gear. For example, when measuring AC mains, the measuring gear is set to the resistance block. In this case, once the ...[Details]
This article briefly introduces visual perception in the autonomous driving industry, from sensor comparison to data collection and annotation, and then analyzes the perception algorithm, gives the...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Let’s look at an example:
1testMMU.c code:
2testMMU.c code:
The effect of running the two codes at the same time is as follows:
It can be seen that two program...[Details]
The basic principle of the self-excited feedback switching power supply is shown in the figure. When the input voltage is applied, the current flows to the base of the switch tube VTl through Rg,...[Details]
According to reports, some users have recently received sales calls from operators for 5G packages, and the lowest monthly fee has been reduced to 89 yuan. After contacting the customer service of th...[Details]
With the development of economy and the improvement of people's living standards, the number of cars has increased year by year, which has also led to traffic congestion and traffic accidents. In ord...[Details]
In modern life, many people cannot live without mobile phones. In addition to the basic functions of making calls and sending text messages, various apps have given mobile phones new meanings. The...[Details]
The development of mobile communication technology has led to the emergence of more and more composite devices on the market, such as 3G wireless routers, which have both 3G and WiFi functions and...[Details]
Affected by the new coronavirus epidemic, Apple's contract manufacturer Foxconn's revenue in February this year recorded the largest monthly decline in seven years. Foxconn said its revenue in Feb...[Details]
New products are on the market! Mir domestic FPGA core board Unisplendour Logos-2 series and Xilinx Artix-7 core board
With the rapid development of embedded systems, FPGA is incre...[Details]
Orifice flowmeter (also known as throttling device, differential pressure flowmeter) is a differential pressure generating device for measuring flow. It is used with various differential pressure gaug...[Details]
In a switching power supply , the switch-off and switch-on time of the switch tube affects the working efficiency of the switching power supply, and some parameters of the MOS tube play a decisive ...[Details]
Magnetic particle inspection utilizes the interaction between the leakage magnetic field at the defects of the workpiece and the magnetic particles. It utilizes the difference in magnetic permeability...[Details]