The principle and method of developing terminal text message in C #

Brief introduction

A young man who has not been sent a message must be one of those protected rare animals. Today's SMS has become an important means of communication, which also contains a huge market and economic interests, master of the technology of the short message has been the pursuit of major companies are currently in the workplace dazzling star. This paper introduces the principle and implementation of the text message, focusing on the encoding mode, at instruction and the method of using C # to realize serial communication.

Objective

At present, there are three ways to send text messages to the Lord:

1, Gateway Way: is to the local telecommunications department application, do not need additional equipment, applicable to large-scale communications companies, such as Huawei, proud days, ZTE, Asiainfo and so on.

2, Terminal mode: is the use of such as GSM modem settings (support at the command of the mobile phone also line), through the data line to connect the computer to send text messages, this method is more suitable for small and personal. In order to realize this method, we must understand serial communication, at instruction, SMS encoding and decoding, which is also the focus of this paper.

3, use some websites to realize, the way is simple, but to the website dependence is too high, to the network request is also relatively high, very is not suitable for the project development

Full-text reading: C # Development of terminal text message principle and method