I just took over an assembly program written by someone else N years ago. It uses AT89C52 to control the reading and writing of 45AT45D041 card. In the program, only 32 bytes can be read at a time. If...
1. New functions and new scenarios for in-car audio are emerging one after another. Which ones are the most popular and practical?
2. What specific requirements does the new function put forward for t...
The picture is from the DATASHEET of TPS40200. As you can see from the picture, there are only two differences in the device I replaced. Now the question is: when my input voltage is slowly increased ...
Creative and humorous DIESEL has brought digital watches into another colorful realm this time, launching a new "Color DNA" series of digital watches for spring and summer. This series is full of colo...
CapSense touch sensing project with bootloader functionality and blinking LED : https://training.eeworld.com.cn/course/2019CapSense touch sensing project with bootloader functionality and blinking LED...
#define CPU_F ((double)8000000) // #define delay_ms(x) __delay_cycles((long)(CPU_F*(double)x/1000.0)) This is the delay program provided by 430, but some people say it is inaccurate. I don't have the ...
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]
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[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]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[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]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[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]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]