I'm looking for a book about Orcad circuit design that can help me improve and practice. I'd like to ask you to recommend one and share your experience. Thank you!...
1. It is best to turn off the power when plugging and unplugging the serial port. Do not hot-plug, otherwise it is easy to burn the serial port: for example, when plugging and unplugging, sometimes TX...
I would like to ask you guys: How can a microcontroller control a dot matrix printer to print out a curve graph? Has anyone done it before? The curve is a curve showing the change of temperature over ...
I have a few questions about the system clock. I would like to ask you1. What determines the size of a system's system clock? For example, when I first built the system, I chose to use the highest fre...
Use PIC microcontroller to control the on and off of an LED. The program is as follows:
#includepic.h
void delay(){unsigned char a,b,c;for(a=20;a0;a--)for(b=20;b0;b--)for(c=248;c0;c--);}void main(){TR...
To enable real-time monitoring of home security and automatically dial a number for voice prompts or send text messages when an alarm occurs, a GPRS-based embedded telephone alarm system was design...[Details]
Some time ago, I attended the 4th Energy Chemistry Forum of the Chinese Chemical Society and learned about high-energy-density and high-safety batteries. I would like to summarize and share this wi...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
Recently, AstroBo Robot, a subsidiary of Chenxing Automation, launched a new mobile collaborative palletizing product. Leveraging an omnidirectional mobile chassis, an intelligent scheduling system...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
introduction
According to the China Fire Statistics Yearbook, electrical fires accounted for more than 30% of fire accidents in the past decade, and the trend is increasing year by year. They ...[Details]
One of the most core components of electric vehicles is the motor. The power supply provides electrical energy to the motor, which converts this electrical energy into mechanical energy, which in t...[Details]
China, August 21, 2025 – STMicroelectronics (NYSE: STM), a world-leading semiconductor company serving a wide range of electronics applications, has published its IFRS 2025 semi-annual financial re...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
introduction
The rapid adoption of computers has led to a growing number of tasks being performed on them. People from all walks of life, especially programmers and writers, are spending incre...[Details]
introduction
Inverter air conditioners are a trend in the current era and have gradually become commonplace in countless households. Beyond their basic cooling and heating functions, air condi...[Details]
Smartphones can be incredibly unintelligent. For example, consider an office full of people, each absorbed in their work. Suddenly, the silence is broken by a burst of loud pop music. A colleague's...[Details]
The evolution of high-speed networks remains guided by the same core objectives: increasing data rates, reducing latency, improving reliability, lowering power consumption, and maintaining or exten...[Details]