![]() You have to follow certain rules and regulations that are known as communication protocols. and/or between PC (personal computer) and Arduino. To do communication or data exchange between two devices, suppose one is Arduino and other may be wireless module (GPS module, GSM module, Bluetooth etc.), RTC module, SD card or other Arduino/ Development board etc. METHODS USED TO TRANSMIT DATA BETWEEN DIGITAL DEVICES ![]() There are certain modules you heard of like Bluetooth, Wi-Fi (Wireless Fidelity), GSM and more which transmit information using radio frequency waves up to fixed range. In this type of communication, communication occurs without wire or cable that is wirelessly. In this type of communication, you have to depend on cable or wire to do communication between devices.įor example, If you look around yourself, you will find that printer connected to the computer via cable, get information or instruction via cable, and print that information as per instruction transmit through the computer. Methods used to transmit data between Digital devices are described below, But before this you need to know ways of communication that are wireless and wired.
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