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Bluetooth enables short-range wireless communication between devices.

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Bluetooth transfer problem with big files

A higher baud rate for communicating with the HC bluetooth module can help with your speed/slowdown problem. But have noticed baud rates above 115200 dont work well. … The question with details is here --- Setting non-standard baud rate (250k) for the HC-05 bluetooth module …
O.K.'s user avatar
  • 209
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Arduino Bluetooth data (large data files) transfer efficiency using HC05 module

Im using an HC-05 Bluetooth module connected to my Arduino MEGA. The Arduino has an SD card with some data files stored (sensor readings). … I would like to make sure that the HC-05 isn't inefficiently sending just a single byte or so per Bluetooth packet. Thank you. …
O.K.'s user avatar
  • 209