I have searched for a long time online but couldn't find it, so I would like to ask everyone for help. I don't know where I can do the exercises online, preferably with answers and detailed explanatio...
Anyone using DSP? I just got started with F2407 and can't download the program, as shown in the picture. If anyone can help solve it, I will give you 100 ChipCoins! If the problem is solved, I will gi...
Can the stepper motor be made to rotate only a certain step angle at a time, for example, only 18° at a time, and use it to control the 0.1ML dripping action, ignoring the mechanical transmission in b...
[align=left][color=#000]For more than 20 years, Texas Instruments' [color=rgb(205, 23, 31)][url=http://www.ti.com/ww/en/simple_switcher/regulators.html]SIMPLE SWITCHER LM257x and LM259x regulators[/ur...
[i=s]This post was last edited by qwqwqw2088 on 2018-11-10 08:29[/i] [size=4] Communication switching power supply technology was introduced into my country in the 1980s and has been widely used in th...
Today I received another message from Beijing. The search by the national authority has been completed. The search report is expected to be issued next Tuesday or Wednesday. When communicating with th...
Recently, the first Digital China Summit was held in Fuzhou, attracting many domestic ICT industry giants to participate in the exhibition. The long queues outside the venue, the noisy and exciting...[Details]
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
We have come a long way from the 2G era, and now 5G is about to be commercialized. Suddenly, we realize that time has passed quickly, but technology has never stopped. The activation of 5G heralds ...[Details]
Recently, there was news that the US government asked Google to shut down the Android operating system for ZTE phones. After that, some people even imagined what the consequences would be if Intern...[Details]
0. Preparation First use st-link to connect the stm32 core board and PC for burning St-link Stm32 3.3V 3.3V GND GND SWDIO PART SWCLK DCLK Then connect with USB serial port board to v...[Details]
When designing a product, if the application environment's requirements for power isolation are not considered, the product will be unstable due to improper design, and even high voltage may damage t...[Details]
In most countries, the military is a fairly large group, and the health of soldiers is particularly important to the combat effectiveness of the army. The US Department of Defense's Advanced Resear...[Details]
At present, the Beidou system has achieved industrial breakthroughs and leapfrog development in five major areas, including the automotive OEM market, smart phones, and high-precision applications....[Details]
Recently, Zhejiang Lipu Crushing Equipment Co., Ltd. invested 50 million yuan to build a new "annual production of 1,200 high-efficiency and energy-saving ultra-fine pulverizer construction project...[Details]
The day before yesterday, another mainland technology company submitted a prospectus to the Hong Kong Stock Exchange. The company is called "Jia Nan Creative (hereinafter referred to as 'Jia Nan')"...[Details]
In recent years, the application of high-brightness LED has developed rapidly, especially in signboards and traffic lights. For automotive applications, LED is also very attractive. Long life, shock ...[Details]
Notes on inverter installation and maintenance:
1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installa...[Details]
Analog electronics
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