Chapter 1 MCS51 MCU and MCU Program C51 1.1 Basic knowledge of MCU 1 1.1.1 Basic composition of MCS51 MCU 1 1.1.2 Basic features of 80C51 2 1.1.3 Pin definition and function of 80C51 3 1.1.4 Internal ...
In the grand ceremony of the opening ceremony of the Beijing Olympic Games, the colorful and dreamy lights were undoubtedly the soul throughout. Especially in the final ignition ceremony, Li Ning "fle...
I am using the Red Bull development board. Now I use TIM3 CH3 to capture the rising edge of the external pulse and then enter the TIM3 interrupt. Now I want to use the rising edge of this external pul...
[color=#3e3e3e][font=Tahoma, Arial, sans-serif][size=14px] The principle of wireless charging for mobile phones in a general sense is the process of converting electrical energy into magnetic field, t...
Compile OK , download with J Link, DOWNLOADING FILES passed, but PROGRAMING FLASH will never come out, IAR dies here. Use ST Link for the same situation. J Link occasionally reports an error, saying t...
My computer used to be XP system, and it kept restarting automatically. I reinstalled the system, but it got stuck halfway through. Experts, please help me quickly....
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[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]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[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]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]