LED light source is a new type of lighting source that is efficient, environmentally friendly, safe and durable. ZigBee wireless street light controller can scientifically and efficiently control and ...
[align=center][align=left][b][size=3][font=微软雅黑]Congratulations @[/font][color=#06699][url=https://home.eeworld.com.cn/space-uid-282102.html]蓝雨夜[/url][/color][font=微软雅黑] for obtaining the Freescale FR...
Suppose there is an on-chip sram: 2kbyte, single port. Now there are two forms: 1. Made into one piece: sram_2048x8 2. Made into two pieces, each 1kbyte: sram_1024x8 (x2) Now analyze the advantages an...
I would like to ask you, which interfaces of touch screen chips does Windows 7 support, USB, I2C, SPI or PS2? In addition, for multi-touch, what data and data format does Windows need to get from the ...
Use a self-resetting normally open button and any number of relays to control a light bulb. Press the button once and the light will turn on. Press it again and the light will turn off. Repeat this pr...
I want to make a music circuit with 8051. I am a novice and I am in a hurry. I hope an expert can give me some advice to output square waves of 7 frequencies by pressing 7 keys: (I need the circuit sc...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[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]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[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]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
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 Guangzho...[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]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]