As the title says, I graduated from college this year and started working. I always felt that eating was a big problem, and it was more comfortable to cook for myself, but after a while I found that i...
[i=s]This post was last edited by sky9218 on 2019-6-5 10:31[/i]I am posting a work for learning operating systems. It runs on a system with simple on-chip resources of STM32F103. The source code has o...
The most difficult part for me when switching from 32 to MSP430 is its clock configuration. After referring to some online information and reading for a few days, I finally got a general understanding...
RF Circuit Basics : https://training.eeworld.com.cn/course/4805The video "Basics of RF Circuits" is taught by Professor Qingcheng Tian of China University in Taiwan. It explains basic RF application k...
ARM programming : https://training.eeworld.com.cn/course/4921From bare metal to operating system, from assembly language to C language, explain in detail all aspects of ARM development...
The function of the spectrum analyzer is to distinguish each frequency component in the input signal and measure the frequency and power of each frequency component. In order to complete the above fu...[Details]
At Sony's event today, in addition to launching the flagship imaging phone Xperia PRO-I, the company also launched a VR headset - Xperia View, which needs to be used with the Xperia 1 III/1 II p...[Details]
After the key is pressed for the first time, the buzzer sounds; After pressing the key for the second time, the buzzer stops. #include reg52.h sbit beep=P1^5; sbit key=P3^1; unsigned int mode; /...[Details]
On March 25, 2021, the 2020 China Automotive Technology Innovation Award was officially announced. This is an annual award jointly sponsored by Cheyun.com and China Mobile Travel Innovation Think Tan...[Details]
Lightning is composed of high-energy low-frequency components and highly permeable high-frequency components. It mainly occurs in two forms: one is that lightning is directly conducted through meta...[Details]
From July 1st to 2nd, the "2021 Fourth Global Autonomous Driving Forum" hosted by Gasgoo was grandly held in Shanghai. The forum mainly focused on key technologies of autonomous driving, such as auto...[Details]
The traffic light program that I worked on for two or three days is finally almost completed. There is still some problem with the debugging time. It took a long time to debug, but now it meets the pr...[Details]
Then analyze the i2c data transmission process. First, open the i2c device, such as open("/dev/i2c/0"), and call the following function in the kernel static int i2cdev_open(struct inode *inode, s...[Details]
Under the influence of Tesla, minimalism has become the mainstream design concept of current new energy vehicles , and more and more car manufacturers are replacing physical buttons with touch screen...[Details]
Recently, the Chengdu Municipal Bureau of Economy and Information Technology issued the "Work Plan on Accelerating the Cultivation and Development of Kunpeng Industry" (hereinafter referred to as the...[Details]
The numbers of input relays and output relays are composed of fixed numbers held by the base unit and numbers assigned according to the order in which expansion devices are connected. Since these n...[Details]
Qualcomm has announced that it will hold a press conference on the evening of May 20. The biggest protagonist of this press conference is naturally the Snapdragon 8 Plus, which has been upgrade...[Details]
Computers used under certain conditions (such as harsh environments and military application environments) generally have higher and stricter requirements than ordinary commercial computers in the ...[Details]
A method for building a dual closed-loop single-phase PWM rectifier simulation model based on Matlab/Simulink is given, and a design method that can effectively improve the input current waveform of t...[Details]
Abstract: In power circuit applications, the switching frequency is often required to change continuously. This article introduces a variable frequency drive circuit implemented using the self-o...[Details]