From: https://zardam.github.io/post/raspberrypi-numworks/I've had a Raspberry Pi Zero sitting on my desk for a long time and was looking for something to do with it. I also wanted to learn about the S...
As we enter 2020, my country is accelerating the commercialization of 5G networks. With the rapid popularization of 4G, is it time for 2G and 3G networks to be phased out? What should be done with the...
As shown in the code, I use stp to capture the signal. After running for a while, it works normally, but a strange phenomenon occurs. When flag_se = 1'b1 and full_se = 1'b0, the if condition is met an...
[i=s]This post was last edited by jszszzy on 2022-3-18 00:42[/i]Lichee RV 86 PANEL Review (3)——WSL single system solution environment construction
The exclusive first release on the entire network to ...
At the beginning, I used IAR to debug. When burning the program, an error message appeared. I forgot what the message was. Later, after installing ON Semiconductor IDE , it was normal. It should be th...
littleshrimponsemi and Avnet IoT Innovation Design Competition
Isolated power supply topology (transformer introduced Buck and Boot topology)There is no direct electrical connection between the input circuit and the output circuit of the power supply. The input a...
We often see a 3D holographic communication technology in science fiction movies, which can project people or objects in the distance in three dimensions in the air, just like the scenes in the mov...[Details]
In a microcomputer system composed of a single-chip microcomputer, the operation of the single-chip microcomputer is often interfered by the external electromagnetic field, causing the program to run...[Details]
How to suppress noise and improve sound quality of Bluetooth audio devices?
Wireless audio that does not require a wired connection has become increasingly popular in recent years. With the in...[Details]
According to the German publication WindowsUnited, the US company 3M has asked German distributors to stop selling adhesive products to Huawei and its partners. The report pointed out that usually la...[Details]
STM32 high-resolution function is very powerful, the number of registers is very large, and it is also troublesome to use. This article uses HRTIM1 to generate a set of complementary output PWM. The ...[Details]
The main flow of the program is shown in Figure 1.
Figure 1 The main flow of the program
The program is divided into two main parts: one part constantly monitors whether there are any k...[Details]
Scientists in the United States have used nanostencil lithography to create large-scale nanopatterns on flexible substrates. This high-throughput production technology, which requires only one step, c...[Details]
FOC control algorithm
Why is FOC becoming more and more popular?
What is FOC?
FOC (Field-Oriented Control), also known as vector frequency conversion, is currently the best cho...[Details]
1. MCLK, SMCLK, ACLK default clock frequency
1.1 POR and PUC
POR refers to Power-On Reset, i.e. power-on reset (hardware), and PUC refers to Power-Up Clear, i.e. power-on clear (software reset)...[Details]
With the development of society and the prosperity of economy, modern science and technology are being applied more and more widely. Using modern high-tech means and perimeter anti-theft alarm syst...[Details]
Recently, there have been a lot of layoffs in major manufacturers. From Qualcomm to AMD, every company is tightening budgets to survive the down cycle. A while ago, the United States increased sancti...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
The STM32F407VGT6 chip used by the STM32F4Discovery development team has an internal FLASH of 1M. After the code is burned, there is still a lot of remaining. Effective use of this remaining FLASH ca...[Details]
Recently, a foreign whistleblower said that Xiaomi A3 will be released soon, with the internal code name "bamboo_sprout" and will be equipped with Qualcomm Snapdragon 730 processor; while Xiaom...[Details]
Since SATA is applied to ATAPI devices, transmission performance is not the most important consideration, but software and hardware compatibility is the most important issue, so it is more dif...[Details]
MicroPython Open Source section
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