I just got in touch with emwin for ten days. I made a few basic human-computer interfaces and was debugging them. Today, I suddenly encountered a problem. The specific screenshots are as follows . The...
Could someone please explain the relationship between the resolution F0 in DFT and the signal record length T0 ? It would be best if there is a derivation and explanation of the formula. Thank you....
According to the following tips, how to make the communication cable between the PC and the generator controller (necessary equipment, detailed wiring), please take the time to teach, thank you very m...
I have programmed an English OS. Now when I browse Chinese websites, I find that they cannot be displayed normally (all are boxes). I guess it is because I have not added the Chinese fonts. After I ad...
First, let me introduce the overall design of the DIY oscilloscope V2.0 (some netizens may not be clear about it):Personnel: Overall planning: Moon Hardware design and debugging: FLT9006 Software desi...
Of course, each of us has our own principles in doing things, and this kind of attitude and principle in communication is beyond reproach, but when a person walks in society, he should be a little fle...
In recent years, as energy consumption and environmental protection issues have attracted people's attention, my country's solar photovoltaic power generation industry has shown a rapid development...[Details]
The day before yesterday, I learned about STM's Systick and found it quite useful for precise timing. When I used CVAVR before, I found that the delay.h in it was very useful. So, I used STM32's...[Details]
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[Details]
introduction In the general project development process, two or more microcontrollers are often required to communicate to complete data transmission. For example, a quadcopter wirelessly transmits d...[Details]
China Energy Storage Network:
At the Boao Forum, Zhu Min, the current dean of the National Institute of Finance at Tsinghua University, said: "When talking about blockchain, we must first sep...[Details]
As photovoltaic power stations come into people's view, people are paying more and more attention to them. Recently, some netizens asked me how to match the inverter and components of photovoltaic ...[Details]
As a leading company in automotive semiconductors, Freescale and Khronos Group have jointly launched an automotive multimedia embedded microprocessor i.MX35 with an integrated OpenVG hardware acceler...[Details]
At the beginning, I used the stdlib library. Recently, I found that the cube library is more and more widely used, so I started to use the cube library to complete the ADC multi-channel acquisition e...[Details]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
The storage media corresponding to the three boot modes of STM32 are built-in to the chip, they are: 1. User Flash = Flash built into the chip 2.SRAM = RAM area built into the chip, which is the m...[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]
When the program starts running, light A turns on for 5 seconds, then turns off, light B turns on for 5 seconds, light B turns off, light C turns on for 5 seconds, light C turns off, the program ends...[Details]