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Strange BLE behaviour - some write requests are not followed

Posted: Mon Mar 08, 2021 10:24 am
by PhotoVideoGuy
Hi,

thank you for reading this message. I am quite new to BLE...

I am trying to control a camera via BLE by an ESP32 Arduino Board to avoid using the smartphone app outdoors.
I logged the traffic between the app (client) and the camera (server).
With the help of the timestamps I found commands in the log using Wireshark.

But when I try to replicate the commands I am not successful.
It seem that only a few of my commands are recognized.
I am using a modified version of the Standard BLE Client Sketch for Arduino (with the updates of chegewara).
I am addressing two services with multiple characteristics.

Is there a limit on how many commands I can send per second?
Is this limited maybe due to the ESP32 board?


Thank you in advance!
PhotoVideoGuy