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[Solved]Simple Chat Increase buffer any effects

#1

I’m trying to increase buffer for Simple Chat sketch by library for Arduino, I’m changed TXRX_BUF_LEN constant from 20 to 100, but it seems not takes effects.
Am I wrong anything?

#2

Hi dakyn,
Now the buffer not support long data, the max size is 20.

#3

How to transfer more than 20 bytes?

#4

Hi dakyn,
According to the BLE4.0 protocol, It defined 20 bytes as the longest package to transfer one times. But You can split the buffer into several packages and send several times