I am a novice student, please help!!! I want to ask if the experts have the components ATmega128-16AC, 74HC959, seven-segment digital tube HDSP-7503 drawn in protel99SE...
[size=4][color=rgb(34, 34, 34)][font="] Circuit design is not something you can just think of. There is a huge difference between designs with or without experience. Today we will look at the followin...
What problems did you encounter when debugging the CLA module of 28035? You are welcome to communicate with us.I encountered the following problems:
1. Frequently enter illegal interruption
2. You can...
Hello everyone! This is my first post, and I hope we can solve the problem together. Regarding the communication between microcontrollers, people usually choose to use the query method to send data an...
After receiving the tq2440, this yc2440 board is no longer used. I powered on the board and checked it.Except for the POWER light, D1-D4 are all on. After a while, D3 goes out, D4 is always on, and D1...
The questions are as follows: 1. What exactly is a serial port resource (COM)? Why can the serial port 1 in the hardware interface be set to any port number? 2. Why does a USB interface occupy a COM w...
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]
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[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]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
When choosing a laptop battery, you should consider several factors, such as power, appearance, and quality.
Regarding power, we often see that a manufacturer uses values such as the number ...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
0 Introduction
In order to improve the automation control of shortwave transmitters, so that they can automatically process from far to near, the technicians here use the ICS system to complete the ...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]