UM-1/2M4J7130.0MHZ

The ARM microprocessor supports a total of 6 multiplication instructions and multiplication-addition instructions, which can be divided into two categories: 32-bit operation results and 64-bit operati...[Details]

Toyota proposed the concept of a free piston engine linear generator (FPEG) at the 2014 Detroit International Automotive Engineering Symposium and recently demonstrated a prototype. Toyota said that ...[Details]

At the hardware level, vehicle manufacturers are actually restricted by aspects such as exterior design, system structure and space when it comes to optical devices. So we can see that the front of c...[Details]

When thinking about the National Day holiday, people are somewhat excited and a little nervous. The excitement is of course that after a busy period of time, I can finally have a good rest and go on ...[Details]

According to foreign media reports, SBG Systems will launch the Quanta series of inertial navigation systems (INS) for the first time at the INTERGEO exhibition in Stuttgart, Germany. The system is d...[Details]

The nonlinear devices in the ship's power grid generate a large amount of harmonic current. This paper tests and analyzes the harmonic status of a certain type of ship's power grid, discusses sever...[Details]

AVR MCU AVR单片机是Atmel公司推出的较为新颖的单片机，其显著的特点为高性能、高速度、低功耗。它取消机器周期，以时钟周期为指令周期，实行流水作 业。AVR单片机指令以字为单位，且大部分指令都为单周期指令。而单周期既可执行本指令功能，同时完成下一条指令的读取。通常时钟频率用4～8MHz，故最短指令执行时间为250～125ns。AVR单片机能成为最近仍是比较火热的单片机，主要的特点： ...[Details]

According to Guangdong Power Grid Company, a subsidiary of China Southern Power Grid, driven by the dual factors of steady economic growth and rising temperatures in Guangdong Province, at 11:11 on...[Details]

With the development of science and technology, most domestic libraries have gradually realized a modernized book management model with computers as the core, among which the open-shelf borrowing s...[Details]

    No matter which MCU, there should be corresponding interrupt functions. The status of interrupts in embedded systems is unquestionable. The LPC1768 microprocessor includes 4 external interrupts, ...[Details]

A negative resistance oscillator can be constructed by using a tunnel diode with negative resistance characteristics. The symbol, volt-ampere characteristics, and equivalent circuit of the negativ...[Details]

The fourth industrial revolution (Industry 4.0) brings more intelligence to machines and increased efficiency and flexibility to automated facilities. These increasingly complex systems are driving...[Details]

　　 1 Introduction 　　LED display screen is a new information display media that developed rapidly around the world in the late 1980s and is used more and more widely. ATMEGA16L microcontroller is a ...[Details]

When we use kei c51 to create a 51 microcontroller project, there will be a prompt as shown below: When keil creates a new project, it prompts whether to add a startup file Normally, you need to se...[Details]

In practical applications, drivers can be divided into two categories according to their working characteristics: DC-powered drivers and AC-powered drivers. (I) DC drive DC drives are...[Details]