For STM32 MCU, the localtime variable is set to 32bit and the systick division frequency is 1000Hz. Then after running for 49 days, the localtime variable will overflow. At this time, calling the dela...
The idea of the acquisition part is to collect 16 signals from the signal source and then process them#includereg51.h #include stdio.h #include absacc.h #include math.h #define PI 3.1415926; #define u...
How to design a high-precision CT phase meter using an independent metrology ADC : https://training.eeworld.com.cn/course/5292This module provides details on the characteristics of shunts and current ...
The car friends "Qingka" and "JEEP Wrangler" have driven to Tibet many times and have rich experience. If you are planning to travel to Tibet by car, I hope this list of essential items for self-drivi...
[i=s]This post was last edited by qwerghf on 2016-12-11 20:28[/i] I am honored to have the opportunity to review STM32F769I-DISCO. Thank you very much. I have been waiting for the courier information ...
The program is as follows: KEIL debugging is correct, but there is a problem with simulation! Can you help me modify it! [code] #include
#define keyR P0 #define keyC P0 sbit DE=P3^4; //sbit RD=P3^7; /...
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
1 Introduction
With the acceleration of the pace of urban modernization, society has higher requirements for urban road lighting and urban lighting projects. The state has clearly required tha...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
1. Overview
The Virtual CAN Interface (VCI) function library is an application program interface specifically provided for the use of ZLGCAN devices on PCs. The functions in the library ar...[Details]
1. Project Introduction
Shandong Dezhou Xingtai Paper Co., Ltd. is a newly built high-end paperboard production enterprise with domestic leading level established by Shandong Zhaodongfang Pape...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
This week, Microsoft held its 2012 Microsoft Worldwide Partner Conference (WPC) in Toronto, Canada. At the conference, Microsoft showed its new products and services to partners around the world. A...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]