Introduction - If you have any usage issues, please Google them yourself
Based on the modern long-distance means of communication to discuss the proposed use of the existing GSM network Short Message Service to achieve the various advantages of long-distance communications, and in this way the system used in this design. The use of advanced single-chip GSM communication module and the interconnection of the terminal system, through the AT command, the realization of the data sent. In the PC-side, through the VB program to achieve a friendly man-machine interface, through the GSM module to connect terminals to receive data sent. In this paper, the structure of GSM system, the main business focuses on the characteristics of SMS, structure, and based on the establishment of the whole system. Details of the hardware components of the system and its role, given the entire system software flowchart flow chart and some subroutines. Introduced the technology and promote the value of prospects. But the system still need to be put forward to solve some of the problem