[font=微软雅黑][size=5]In P80/P87C52X2, i.e. 51 single-chip microcomputer, I use P3 as the key control port to control the on and off of the small light, and then use P1 as the port to control the on and ...
[i=s] This post was last edited by youzizhile on 2014-5-27 22:48[/i] [align=center][b][color=black][size=20pt]Use[/size][/color][/b][b][color=black][size=20pt]TI WEBENCH[/size][/color][/b][b][color=bl...
I recently used launchpad to adjust the 13.56MHZ reader and found a problem. I found that both UART and SPI communications were working. However, the wireless communication according to IS014443 TYPEA...
I want to write a series of A/D and D/A applications in "Avr microcontroller learning notes", but now A/D and D/A devices are very expensive, and I only use them for learning, so I can only buy two at...
I made a small AVR system, but it can't connect to the computer. I use the 6-pin emulation interface of AVR Amtel. Can anyone help me solve this problem?...
[i=s]This post was last edited by qwqwqw2088 on 2021-4-20 10:07[/i]Description of the problem:The customer requested to select an AC/DC flyback chip with higher efficiency than the general UC384X or U...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[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]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
One in five car failures are caused by batteries, a problem that will become more serious in the coming years as electric-by-wire, start/stop engine management and hybrid (electric/gas) vehicles be...[Details]
DCDC means DC to DC (conversion of different DC power values). Anything that meets this definition can be called a DCDC converter. Specifically, it means converting the input DC into AC through a s...[Details]