![]() You can create a custom app to give your project a real professional look, equivalent to anything you can buy commercially.īut Bluetooth can also be an overkill if you just want to send a bit of data from a sensor or keypad. It is popular and will allow your Arduino project to be controlled with the aid of your phone, tablet or computer. Each of them has its own advantage and disadvantage and as adding wireless communications will add to the cost of your product you need to think carefully before implementing anything.īluetooth is often the first choice that comes to mind. There are many methods a designer can employ to add wireless capability to their creations. Learn how inexpensive 433MHz modules may be all you need to cut the cord on your next Arduino design. Today we will examine a low-cost method of sending wireless data between two Arduinos without using wifi or bluetooth.
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