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BLE slow for write characteristique.
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Hello i have write a code for send 260kByte over BLE with QT on android (or linux)
I send a paquet of X Byte when characteristicWritten is call i send next parquet the best speed i have it is with X=240Byte but is only 10kByte/s (ble 4.2 can go to ~70kByte/s)(smoly lesse speed in linux)
Y have write the same code with java and i have ~57 Kbyte/s
Do you have a idée why it is so slow?
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I have found i need use
QLowEnergyService::WriteWithoutResponse