IGBT module technology, drive and application : https://training.eeworld.com.cn/course/67813This book first introduces the internal structure of the IGBT, and then derives the IGBT variants through ci...
Active filter problems encountered at work (I don't remember the values of all the components in the figure, so they are not marked. The op amps all have non-inverting inputs and are powered by a sing...
1. Compared with copper grounding, the advantage of single-point grounding is that the battery circuit will have less impact on current fluctuations, but will the electromagnetic shielding effect be g...
[i=s]This post was last edited by dacapoday on 2014-9-11 22:45[/i] I sorted out the code I wrote during the summer vacation and rewrote it according to the official format. The usage is exactly the sa...
I have created a single document project and want to create a window on MyView. If the dwStyle of the window is specified as WS_CHILD | WS_VISIBLE, after coloring the window, the window cannot display...
On April 17, the U.S. Department of Commerce suddenly announced that it would completely ban U.S. companies from
selling parts, goods, software and technology
to
ZTE
within 7 years. This als...[Details]
For STM32, there are two ways to reset the software: 1) Use the official software library The system reset function is directly provided in the stm32f10x_nvic.c file of the official software li...[Details]
China Energy Storage Network:
Blockchain + finance, blockchain + environmental protection, blockchain + insurance, even a roadside fried chicken shop is using the banner of blockchain + fried...[Details]
Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 TIM2 CH2 channel To achieve 50HZ (20ms) adjustable PWM output on the PA1 pin, set the system TIMx_CNT=8MHZ=8000 000HZ, set TIMx_PSC=800-1, then T...[Details]
Our photovoltaic power station starts working at 5:30 in the morning. When you are still sleeping, the inverter starts working to make money!
Some people are skeptical. The sun hasn't even...[Details]
This small program is still the use of timer, which is relatively simple. The specific parts are noted in the comments, please refer to the comments. /*********************************************...[Details]
From concept proposal, prototype exploration, technology accumulation to product iteration and industrial development,
VR
has gradually expanded from the military market to the consumer market...[Details]
I believe that many netizens who have watched "Interstellar" will remember this classic line, "Do not go gentle into this good night, nor let passion be drowned by the gloom of twilight". Different...[Details]
In recent years, in order to meet the needs of social development, more and more companies have entered the fields of smart phones, artificial intelligence,
VR
, AR, etc. After seeing the d...[Details]
Similar to the development trend of photovoltaic modules, photovoltaic inverters are also one of the examples of China's successful localization of manufacturing and leading the global market and tech...[Details]
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
STM32 has 2 watchdogs: independent watchdog and window watchdog. Independent watchdog IWDG: A system fault detector that is independent of the system and is not affected by the system because it has ...[Details]
The calculation formula of the watchdog feeding time (watchdog overflow time) is: Tout=((4*2^prer)*rlr)/40 Tout is the watchdog overflow time (in ms), prer is the watchdog clock prescaler value (...[Details]
Internal channels of ADC: In addition to using external channels to collect external analog voltage signals, the ADC of STM32 also has two internal channels 16 and 17. Channel 16 is connected to ...[Details]
Summary of STM32 peripheral DMA usage: 1. Select DAM mode according to your needs: (1) Circular mode—DMA_Mode = DMA_Mode_Circular (2) Normal mode—DMA_Mode = DMA_Mode_Normal 2. For Chanel3 of DMA1, t...[Details]
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