[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i] Distributed Antenna System (DAS) is a network of multiple antennas distributed within a building specifically for providing wire...
I recently wrote a program for a host computer using Java, but I don't know how to send commands to the lower computer. Could you experts please give me some advice? Thank you in advance!...
[align=center]Design of Asynchronous Serial Interface Keyboard Based on Single-Chip Microcomputer 89C51[/align] Source: Modern Electronic Technology Author: Yu Chengjun Han Zhenduo Ma Yanfei Abstract:...
How big is the difference between industrial-grade wifi chips and commercial-grade wifi chips? Is it just that the working environment of wifi chips is different or the anti-interference performance o...
In recent years, the real-time positioning technology of mobile vehicles based on GPS system and GSM wireless communication network has developed rapidly and is widely used in public security, fire pr...
I developed a device using omap, using a USB interface, setting the USB device to self-powered, and setting the maximum current to 100mA. After plugging it into a PC, it can get 300mA of current and c...
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]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[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]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]
Various electronic and electromagnetic interference inside and outside the car often puts automotive electronic equipment in dangerous working conditions, degrading the performance of electronic eq...[Details]
Any power transmission and distribution equipment and power-consuming devices cannot be pure resistive loads, so they must occupy a certain amount of reactive power. The existence of reactive curre...[Details]