Questions tagged as 'bluetooth'

I need help on how to use Core Bluetooth in communication with a PIN-PAD. I would like to know if this is possible, and if so, how can I do it? Thank you!     

I can print anything but the barcode, I currently use: byte[] cmd = new byte[3]; cmd[0] = 0x1b; cmd[1] = 0x21; cmd[2] &= 0xEF; out.write(cmd); out.write("Mensagem de t...

I'm developing an application for iOS using only CoreBluetooth, in the same application the device could be a Central or a Peripheral. Well, everything works fine, until I try to send a packet of data above the limit allowed by the slave (periph...

I made a method to allow the sending of strings from android to arduino through bluetooth and I was successful! However, the question arose as to how to send data of type 'int', following the same idea. What would be the code for this applica...

I'm doing a multiplayer game on Unity3D and I'm using the new Unity networking API, I've already seen that there are some Unity plugins that allow you to create a multiplayer via bluetooth

I'm creating a small app with two activities, the first is a screen with just a 'connect' button, after connecting to the bluetooth module it would change to the second screen (second activity) / p> The question is: How to use the connection m...