First of all, I would like to thank eeworld for giving me this platform to show my experience of learning 51. At the same time, I would like to send a belated blessing to all forum friends: Happy Nati...
My board is 2812. The Mcbsp samples the data of 6 channels through ad73360. The sampled data is stored in the external RAM1.Now the channel jump occurs. This phenomenon has not been eliminated. Someti...
[p=null, 2, left][font=微软雅黑,][size=4][color=#ffffff]To ensure high-frequency input and output, each integrated circuit (IC) must use capacitors to connect each power pin to the ground on the device fo...
Hello everyone: Recently, I got the above error message when using PB5.0. PB5.0 was installed before, and I recently installed Visual Studio 2005. When I used PB5 to create the system today, after Sys...
I created a single document project under WinCE, added the EraseBkgnd message response in CMainFrame, set a breakpoint and found that the program did not enter the response. Later, I created another s...
[i=s]This post was last edited by mzb2012 on 2017-10-20 22:35[/i] [size=5]As I was looking forward to it, I received a courier from the capital. There is no truth without pictures, so please look at t...
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]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[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]
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]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[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]
Overview
In spectral measurement, photomultiplier tubes (PMT) and charge-coupled devices (CCD) are often used as photoelectric converters. PMT is used in slow-changing, high-precision spectral...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[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]