As I mention about modem, it is modem for internet. Usually, working to connect with modem will have processed program for use, but if experiment for knowledge for one who like programming, it will be useful. It can apply for many.
This article will be the fundamental of step of programming and protocol command that is used for Dial-Up Phone, so we begin to know about protocol of modem first.
The protocol for connecting with modem
For connecting with modem, will have command according to standard of industry that produce modem, is protocol called AT Command in order to send command for controlling or get data from modem. Maybe, there is different command; we can see the form of command from manual of each modem that is bought. For command that is sent to control at modem that we will program, it has AT Command that must be used in the followings, Read the rest of this entry »