Reading Characteristic Value BLE

Steplab
Posts: 1
Joined: Sat Aug 21, 2021 6:56 pm

Reading Characteristic Value BLE

Postby Steplab » Sat Aug 21, 2021 7:07 pm

Hello,
i'm trying to read the Characteristic Value shown in the image attached. I tried using the default client example of the library ESP32 BLE Arduino.
I receive the notification but Value is not correctly formatted, it is just a string with simbols. I think it's a problem of data format, but i'm not expert about it.


Screenshot_20210821-210033_nRF Connect.jpg
Screenshot_20210821-210033_nRF Connect.jpg (117.41 KiB) Viewed 1651 times

chegewara
Posts: 2364
Joined: Wed Jun 14, 2017 9:00 pm

Re: Reading Characteristic Value BLE

Postby chegewara » Tue Aug 24, 2021 7:11 am

As you can see on that screenshot this characteristic does not support READ, you can only receive notifications (NOTIFY).

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