Hello, I encountered a problem when using ADC multi-channel acquisition. First, I used ADC 4 channels 10-bit acquisition (A3, A2, A1, A0), adopted the internal reference voltage 2.5v, and used DMA to ...
[i=s] This post was last edited by dontium on 2015-1-23 13:25 [/i] Resistor value marking method
1. Direct marking method: Use numbers and unit symbols to mark the resistance value on the surface of...
[i=s]This post was last edited by Wutong after the rain on 2016-8-25 15:42[/i] In response to the post I posted yesterday: [url=https://bbs.eeworld.com.cn/thread-498465-1-1.html]https://bbs.eeworld.co...
Hey guys, I want to press a button on one interface and another interface will pop up. What function should I use to call and generate the other interface?...
I recently soldered a sound amplifier circuit board, and found that it could not work properly after soldering. I don't know what the reason is: I input the audio signal, but the speaker does not soun...
[i=s] This post was last edited by dontium on 2014-1-12 15:31 [/i] The purpose of this topic is to understand where everyone starts when mastering a new microcontroller. The choice between the two dep...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
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]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]