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    Abstract: ML4425/4426 is an intelligent brushless motor controller dedicated circuit launched by Micro Linear Company. This circuit provides all the functions required to start and control the d...[Details]

0 Introduction     Image acquisition system, modern computer systems widely use bus structure. With the application of GUI (Graphical User Interface), multimedia and other technologies on PC, the tr...[Details]

The interrupt system of 51 single-chip microcomputer is very important. When I was learning it a few times before, I couldn't tell the difference between external interrupt and timer interrupt and ho...[Details]

Optocoupler relay is an electronic component that uses the principle of photoelectric conversion to achieve electrical isolation. Its working principle is to convert the electrical signal at the in...[Details]

The computer key of the microcomputer anti-misoperation locking system is used to receive the operation ticket issued by the five-prevention host during the operation process, and then unlock the e...[Details]

Recently, a mobile energy storage power supply vehicle independently developed by Jiangsu Province drove to the Nanzha Street Substation in Jiangyin City, Wuxi. The technicians of Jiangyin Power Su...[Details]

This routine test tests the communication quality of the transmission link when the center frequency of the input device is between 2.9G and 3.4G, the signal strength of the receiving device is -80db...[Details]

The pic16f876 stack has only 8 levels. Each time a subroutine call (or interrupt) occurs, the current 13-bit address is pushed onto the stack, PC = the lower 8 bits of the subroutine start address + P...[Details]

IEC 61800-5-2 is an industrial standard that covers functional safety of variable speed drives. In practice, it tells you how to build safe motor control circuits. In this blog, I will discuss an e...[Details]

　　1 Introduction 　　Digital clocks can work for a long time, continuously, reliably and stably; at the same time, they are also small in size, low in power consumption, easy to carry and easy to u...[Details]

Wireless designers are now faced with the daunting task of designing world-class products. Many wireless technology standards specify power specifications, but ignore the specific steps for power m...[Details]

Some area lighting applications require an isolated, regulated output voltage with input power factor correction. These applications typically use a two-stage power conversion architecture, where a...[Details]

There are two common types of differential probes: one is for low voltage signals, and the other is specifically for high voltage measurements. The differential probe is a device specially used to ...[Details]

According to Reuters, on Friday local time, Bryce McRae, head of the Canadian Border Services Agency (CBSA), confirmed that he had received an "unusual" request from the US federal investigation the ...[Details]

In the rapid development of the semiconductor industry, silicon carbide (SiC), as a new type of wide bandgap semiconductor material, is gradually becoming an important development direction of the ...[Details]