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As the most basic computer communication I/O interfaceBut it is still quite common in the field of industrial instruments, because I need to use serial ports in my work, and I found that the enumeration serial ports are still not very clear, so I will first sort them out, hope you can stay with usGive me some advice on what I don't understand and what's wrong. 1. query the Registry The method for queryin

1) serial clock enabling and gpio clock enabling 2) Serial Port Reset 3) gpio port Mode settings 4) serial port parameter initialization 5) Enable interrupt and initialize interrupt C (this step is required if interrupt is enabled) 6) Enable serial port 7) Compile the Interrupt Processing Function

A Method for querying serial communication by calling Win95 API Abstract: In Win95, the serial communication mechanism has been improved and standardized compared with Windows 3.x. This article describes how to use a simple serial port query method to implement serial communication from the perspecti

There are two serial communication mechanisms for VirtualBox virtual machines: one is to connect the serial port of the virtual machine to the serial port of the host, and the other is to connect the serial port of the virtual machine to a named pipe on the host, the first method has not yet been put into practice. Cur

By: Rob I am following the below step:1. Serial number profile is created. (tcode: ois2 path: SD-> basic functions)2. assigned sales order procedure (sdau) and delivery Proceedure to serial number (sdls ).3. profile is assigned in material master record (View: plant 2)4. assume there is a stock of 10 quantity without serial number (you can do 561 for initial stoc

Auto: http://space.baidu.com/lewutian/blog/item/83afc03d445ae7e53c6d974b.html Design and Implementation of controls Generally, the handheld computer is equipped with only Serial Port 1, while Serial Port 2 requires an external adapter. This article is mainly for long white company production of blue sky LT-90-1 models provide auxiliary functions, so the control default Use

Original address: http://www.cnblogs.com/feisky/archive/2009/10/23/1588771.html Linux operating system from the beginning of the serial port provides a good support, this article on Linux under the serial port communication programming simple introduction. Introduction of Serial portSerial port is a kind of common interface of computer, with few conn

In modern embedded systems, asynchronous serial communication interfaces are usually used as standard peripherals in single-chip microcomputer and embedded systems. However, as the general peripheral devices of personal computers use less and less serial ports, serial ports are gradually disappearing from personal computers, especially portable computers. As a re

Serial communication interface Data receiving case based on multi-thread modeGuangdong Institute of Vocational and Technical technology Aohaoyuan1. Case backgroundIn this Blog "CC2530 Introductory Tutorial-06" CC2530 ADC Working principle and application of the design of voltage data acquisition, sensor module in the form of sending a frame of data every 1 seconds through the serial port to send voltage dat

DOS Serial Port Programming DOS serial ProgrammingChapter 1 Serial Communication InterfacesSerial Communication uses a single data line instead of an 8-bit data line for parallel communication, and the transmission distance is far away. The Communication Interface obtains 8-bit data from the CPU each time, and then converts the data into a

pyserial Overview This module encapsulates the access for the serial port. It provides backends for Python running in Windows, Linux, BSD (possibly any POSIX compliant system), Jython and Ironpytho N (. NET and Mono). The module named "Serial" automatically selects the appropriate backend.It is released under a free software license, and you'll have to LICENSE.txt for more details.(C) 2001-2008 Chris Liec

Serial Communication under Windows CE instances is currently the most basic communication mode in the computer, communication and control fields. In the "embedded development/wince" community of csdn, some people often ask where to find serial communication examples. In fact, I have also asked this question myself. :) The general answer is to provide you with a Pocket PC 2002 SDK example program. But in the

Questions:From there I can learn the basics of serial communication Answer:The basic concept of serial communication 1, what is the serial port. 2, what is RS-232. 3, what is RS-422. 4, what is RS-485. 5, what is a handshake. 1, what is the serial port. The serial port i

++++++++++++++++++++++++++++++++++++++++++This article is reproduced from the Mr_raptor column, thanks to Mr_raptor great God.http://blog.csdn.net/mr_raptor/article/details/6556133++++++++++++++++++++++++++++++++++++++++++The universal asynchronous receiver and transmitter (Universal asynchronous receiver and transmitter) are referred to as UART. Typically, the communication interface is configured by default in the embedded device. This is because many embedded devices do not have a display, ca

Under Win32, you can implement serial communication in two ways, one is to use ActiveX controls (ActiveX is Microsoft's salutation to a series of strategic object-oriented program technologies and tools, the main technology being the Component Object Model (COM)), which is simple, But less flexible. The second is to call the Windows API function, this method can clearly grasp the mechanism of serial communi

VMware offers 4 serial port types We can do some research and development and deployment of VMware automation through serial ports.VMware serial Port Type1. Use the physical serial port on the host2. Output to File3. Connecting to Named Pipes4, through the network connectionI'm using the 4th way to verify that the

This class library mainly includes: serialbean. java (interface with other applications), serialbuffer. java (used to save the buffer for data received from the serial port), readserial. java (the program that reads data from the serial port ). In addition, this class library provides a routine serialexample. Java as an example. The following sections describe these parts in detail. Serialbean Serialbean is

This network to multi-port module can easily realize the data transparent transmission between network equipment and multiple serial devices.This scheme is based on fpga+w5500. The serial port part uses the serial data to send and receive the hardware accelerator, make full use of the buff and FIFO resources, and greatly improve the data scheduling ability of 16

MFC production host computer, the first thing to understand is the serial port programming, there are generally two methods, one is to use ActiveX control, such as MSComm serial port control, there is a serialport class or some other serial port class, The difference between the two is that using the SerialPort class does not require registering the control and c

Windows CE bluetooth Serial driver is implemented in [ Date:2006-10-19] Source: Internet Author: anon [ font: big medium small ] Windows CEAs a kind of typicalEmbeddedOperating system, by porting Bluetooth applications toWidows CE, for examplepsos+、Nucleusand otherEmbeddedSystem, which is of typical significance. BecauseOBEXThe file transfer application is based on theRFCOMMImplem