I saw an electronic device. When the MCU controls the relay, it first passes through 74LS245 and then ULN2803 to the relay. When controlling the LED, it only passes through ULN2803 without using 74LS2...
Why am I so confused? I searched through the manual of AT32F403 and couldn't find the word EEPROM at all! ! !EEPROM is only available on 51 MCU, especially STC, and it is very convenient. In essence, ...
[i=s] This post was last edited by Canxue on 2015-12-22 10:59 [/i] [align=left][font=微软雅黑][size=5][color=#ff0000][b]Step by step...[/b][/color][/size][/font][/align][align=left][color=#2e8b57]/*******...
I want to use VT6656 USB network card, but after installing the driver, the compilation fails. The error is as shown below: [img]http://www.playboar.com.cn/cef.jpg[/img] I searched online but couldn't...
Because I have never used TI's position sensing solution. Today, I will try the design provided by WEBENCH. Typical TI-related sensors include LDC1000. The introduction is as follows Let's try to use ...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[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]
Since AC mains power may experience power outages, voltage sags and surges, continuous undervoltage and overvoltage, and frequency fluctuations during supply, these factors will affect the continuous ...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]