Summary of CycloneIII clock resources and PLL pin assignment issues (reprinted from others' original work )In the project, compilation warnings are found as follows:PLL "name" output port name feeds o...
I am doing my graduation project and hope to use stm32 to make an ultrasonic distance measuring device. Now I want to receive ultrasonic echo signals and use the PWM input capture mode of the timer, b...
As the title says, I want to use F28M35 for multi-port serial control. After checking the datasheet, I found that many pins are multiplexed. So what is the point of having 6 serial ports? Is there som...
Atmel picoPower Lab: Basic tips for saving power: https://training.eeworld.com.cn/course/26Introduces basic power saving techniques that can be used with all AVR microcontrollers...
Based on W79E2051 single chip microcomputer and LED constant current dedicated driver chip MBI5026, a simulated meteor shower LED control circuit is designed. The LED uses high brightness white, and 3...
On behalf of the people of the ancient city of Xi'an, I wish a happy new year to EEWORLD netizens. Welcome everyone to visit Xi'an when you have time, try some roujiamo, mutton soup bun, and cold nood...
Assume that data is read from 8-bit AD (if it is a higher-bit AD, the data type can be defined as int), the subroutine is get_ad();
1. Limited secondary filtering
/* A value can be adjust...[Details]
Floating-point digital signal processing has become a constant requirement for precision technology, often in applications requiring high accuracy in areas such as aviation, industrial machinery, a...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
1 Introduction
Solar street lights are mainly composed of four parts: solar photovoltaic cell components, batteries, charge and discharge controllers, and lighting fixtures. The bo...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[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]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
FPGA/CPLD
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