21st Century Business Herald "I just started using China Telecom's ADSL, and Wenzhou Cyberport is almost out of service." On September 28, Chen Dong, a netizen from Wenzhou, Zhejiang, told reporters ...
P3.4, 5; P5.6, 7; P9.4, 5; P10.4, 5 of 5438A are used for serial communication, among which P3, P5, P9 are 232. P3 and P5 use one 232 chip, and P9 uses another one. One 232 interface of this 232 chip ...
Magic glove SignAloud, can translate American Sign Language into text and voice in real time : https://training.eeworld.com.cn/course/3622[font=微软雅黑][size=3]Two American college students invented a ma...
I've been using LPC2478 to drive Qijing's 480*272 OLED screen recently, and I've always had a question: There are two concepts, pixel clock and panel clock, in the user manual of LPC2478. I've never b...
[i=s]This post was last edited by ylyfxzsx on 2017-5-15 22:23[/i] [p=25, null, left][font=新宋体][size=3] First, let’s take a look at the PDF parameters of this chip. It is full of highlights. It is a pe...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
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]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[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]
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 solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]