Previously just learned single-chip computer, after a set of programming, can achieve a lot of different functions, at that time, it is felt that single-chip microcomputer is really powerful. Later came into contact with DSP, found that DSP processing digital in communication, more convenient. So I was curious to ask myself, DSP and microcontroller, what is the differenceSee a forum on the DSP and the diffe
The single chip microcomputer multi-byte serial port receive (high-order research of serial port multi-byte receive send)Original address: Http://bbs.ednchina.com/BLOG_ARTICLE_3007162.HTMWork for more than a year, wrote a lot of single-chip computer serial program. The sense of the serial port multi-byte receive part of the logic relative to the configuration register with the serial port reply, is a bit di
Single-chip microcomputer tutorial 4. C Language Foundation and realization of running lightsC language, people who have not touched the computer programming language will see it very mysterious, it feels very difficult, and in my opinion, C language logic and operations, is the primary level, so we do not fear it, I as far as possible from the primary mathematical logic way with everyone to learn C language. 1.1 binary, decimal, and hexadecimalSeemin
What is a U disk's main control chip? use a U disk to mass production are aware that the first step is to test the U disk's main control chip is what, and then according to the corresponding tool for mass production. The net summarizes, the user uses most the main control chip is the group union Phison and the Skymedi. Now let's take a look at their pros and cons
650) this.width=650; "class=" AlignCenter size-full wp-image-5861 "alt=" Picture 2 "src=" http://www.kjxfx.com/wp-content/ Uploads/2015/08/2015-08-2041.jpg "width=" "height=" "style=" height:auto;vertical-align:middle;border:0px; margin:0px auto; "/>In the past, describing a mobile phone manufacturer's strength, often stressed that it can integrate upstream and downstream resources, research and development of cost-effective mobile phones. In this process, in order to maintain their own advantag
Solid-State drive with its own advantages such as ultra-fast access rate, by more and more computer enthusiasts favor, and quickly spread to the vast number of users of the computer, because the solid-state drive and traditional mechanical hard disk compared to the efficiency of the operation has been a qualitative improvement, but also is the United States network small to remind everyone is, Buy solid-state drives can not blindly follow the follow-up, to ensure that the solid-state drive to un
http://blog.csdn.net/sdwuyulunbi/article/details/6632382Believe that a lot of people on the microcontroller and computer or chip communication, RXD and txd How to connect more confused. Because in some circuit diagram, there are some direct connection method, there are some cross-linking method, let a person a bit puzzled.The first thing to understand is the two concepts, DTE and DCE. DTE refers to data terminal equipment, the typical DTE is a compute
Let's talk about the memory Compilation Method in the computer today. For the computer's internal chip, People split it by bit. Let's take the following chip for example:
Memory preparation
There are 8x4 = 32 squares in the picture, that is, 32 bits. The following four lines are data lines used to retrieve data from the chip. When the
In addition to CPU sockets, various slots and interfaces, the motherboard also has many chips. In addition to the Motherboard chipset, most of the other larger chips are functional chips, which provide some specific functions for the motherboard.
1. BIOS chip The motherboard has a very important chip-BIOS chip. It is a flash memory
Source: Encrypted transmission of data--tea encryption and decryption algorithm implemented on single chip microcomputerHeroes in doing data transmission, have not considered the data encryption for transmission, if the serial or wireless data to be transmitted in the encryption, it is not to increase the security of communications. Commonly used encryption and decryption algorithms such as DES, RSA, limited by the single-
In the U disk, SSD and other solid-state storage products, flash chip particles is the core, which relates to product costs, life and speed. Flash chip particles are mainly three types, respectively, SLC, MLC, TLC, the difference between the three, as follows.
What is the difference between SLC, MLC, and TLC flash chip particles?
SLC = Single-level Cell, that i
1, first plug in need to detect the U disk, and then run the chip worry-free or chip wizard software;
2, in the test Results display page, select the relevant information, and then the mouse directly right click can be copied to the detection information results, in the detection of information results, the main concern is to focus on the chip model information;
Recently, I made a joke and continued to play the learning AVR (mage8) microcontroller. I am still so familiar with it. However, this time it was a little difficult, and it was not suitable for the first time. The program cannot be downloaded !!!! Of course, the biggest reason is the download tool. If you are not using the usb isp download tool, it may be different from mine.
Of course, it is not here to blame those who developed usb isp. I admire them faithfully, their technology and their open
Single Chip Microcomputer, at first I still don't know what this thing is doing. until the winter vacation of the year before, I bought a 51 board and started my single chip microcomputer career. At the beginning, I still don't know how this thing and the program are integrated. Is it so easy to write a few lines of programs to control the single chip microcomput
Principle and Application of Si4133 integrated with Phase-Locked Loop Chip
[Date: 2008-9-3]
Source: China Power Grid Author: Liu huaping, Guo Wei
[Font:Large Medium Small]
Introduction
Frequency synthesis technology is the main signal source of modern RF microwave systems. Currently, digital frequency synthesizer is widely used, which is generally composed of crystal oscillator, divider, phase detector, filter and VCO (voltage c
Ram is the data space used to store random variables in the program running. The default internal RAM of 51 single-chip microcomputer is only 128 bytes, and the number of 52 single-chip microcomputer is increased to 256 bytes, and the number of 52 single-chip microcomputer is increased to 512 bytes, for programmers, the more ram a
Http://hi.baidu.com/52_diy/blog/item/d8310dfac0a97716a8d3114b.html
POV is persistancd of vision. It uses a single-chip microcomputer to control the flow lamp, and uses the movement of the flow lamp and the temporary effect of human vision to generate various graphics or texts. The effect is as follows:
This figure shows how it works.
The principle is relatively simple, it is easy to implement with a single-chi
Newest Single Chip Microcomputer virtual simulation platform build proteus7.9 + Keil uvision4 + mdk414
Proteus has excellent single-chip computer simulation function and supports multiple single-chip computer virtual simulation. A powerful virtual simulation platform can be built using Proteus and other programming software.
Simulation
Recently, when debugging a board, it was found that the network port cannot be pinged when the board is restarted after power loss. It uses a 2041 film. When locating the problem, it is found that the serDes register Initialization is incorrect. After the first operation, the err bit is 1 and the done bit is 0. After the CPU is reset without power loss, the err bit becomes 0, if the done bit is changed to 1, Ping is normal. According to the symptom analysis, we first eliminate the problem of the
The most suitable for novice beginners single-chip computer 40 experiments free downloadFor beginners single-chip microcomputer 40 experiments, with source code, need information of Dabigatran: 813238832You can also go to the Network Technology forum to download more about the microcontroller, MTK information and learning casesAnalog Switch Lights1. Experimental tasksAs shown in 4.2.1, the monitoring switch
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