-
Introduction
Traditional wired burglar alarms only sound an alarm locally when a burglary is detected. They have no internal controller and are easily damaged and ineffective. They are also inconven...[Details]
-
Control instruction The control instructions of HD7279 are divided into two categories: pure instructions and instructions with data. Pure instructions 1. Reset (clear) instruction When HD727...[Details]
-
China Energy Storage Network News:
On the afternoon of April 18, at the State Grid Ningxia Company Yinchuan City Energy Internet Program Review Meeting, relevant experts introduced the conten...[Details]
-
1 Overview
EM78P156E is an 8-bit single-chip microcomputer manufactured by Taiwan Yijiang Electronics Co., Ltd. using CMOS technology. It has the characteristics of low power consumption and h...[Details]
-
On July 3, Zhejiang Zhoushan Power Supply Company successfully completed the transformation of the intelligent high-voltage energy metering device for the 10 kV lines in Zhoushan Liuheng Island and...[Details]
-
1 Introduction
The Chinese Tokamak Reactor 2A (HL-2A) is China's first large-scale controlled nuclear fusion research device with a divertor configuration. Its main engine is made of the m...[Details]
-
The rise of the concept of intelligent lighting has made LED lighting more popular. The basic principle of the intelligent lighting system is that the user gives instructions to the terminal module...[Details]
-
Measure the level value of potentiometer Rb2 and display it on the digital tube. First, check whether the I2Cdelay() time is sufficient, because the time of a _nop_() is one machine cycle. main.c...[Details]
-
introduction With the continuous progress of science and technology, network communication technology and DSP technology are developing rapidly. Many intelligent instruments and industrial remo...[Details]
-
1. Introduction
Power adapters are power conversion devices that power small portable devices and electronic appliances. They are widely used in electronic products and information equipme...[Details]
-
With the development and application of technologies such as 5G communications and the Internet of Things, RF microwaves, as key technologies, have also developed rapidly, and their applications have...[Details]
-
Sysfs file system Linux 2.6 kernel introduced sysfs file system. Sysfs can be regarded as a file system of the same category as proc, devfs and devpty. This file system is a virtual file system, whic...[Details]
-
According to Bloomberg, Tesla will recall more than 2 million vehicles, the largest recall in the company's history. Previously, the U.S. National Highway Traffic Safety Administration (NHTSA) determ...[Details]
-
Recently, a medical unit consulted about the application of high-frequency and high-voltage signals in targeted therapy testing. It is necessary to realize the superposition of high-frequency sine wa...[Details]
-
The working principle is as follows: R1, R2, D1, Q1, D2 and C3 form a bootstrap startup circuit, and the startup voltage Vc is obtained to power IC1, IC2 and IC3 respectively. After the circuit is st...[Details]