Use bus connection to control HD44780 LCD module, D15-D8 is connected to DB7-DB0 of LCD module, A1 and A0 are connected to R/W and RS of LCD, RD and WE are connected to chip select signal E of LCD.Can...
COTS products refer to some existing, easy-to-use, and unmodified components. Compared with other systems that can be applied specifically according to special circumstances, COTS systems can save cos...
Is there something wrong with Zhou Gong's M0?Each time you program, you directly copy the previous project.
Then modify the codeWhy can't I write the program after a period of time and need to ISP era...
The requirements are as follows: 1. Basic functional requirements: Design and make LED electronic display screen and controller. 1. Make a simple 16-row * 32-column dot matrix LED electronic display s...
In fact, I prefer to learn digital things when it comes to analog and digital. For example, a program I write can run today, tomorrow, and the day after tomorrow. But for analog things, it can be debu...
The ADS1118 I tuned a while ago also bothered me for a while. I saw a friend in the post who also encountered the problem, so I shared it. Pay attention to the pin configuration when using it....
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]