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CC2640R2F: Issue when receiving data using Notification

Raul Matos
Expert 5125 points

Part Number: CC2640R2F
Other Parts Discussed in Thread: CC2640

I’ve been working a several weeks with the CC2640 and seems to be working fine and give us a good solution to develop our acccessories.

 

Now, I need your help to try to understand what could be happening.

I’m developing a project to send sensor data using Notifications. I’m following the example 1.2 from here: https://training.ti.com/simplelink-academy-cc2640r2-sdk

http://dev.ti.com/tirex/#/?link=Software%2FSimpleLink%20CC2640R2%20SDK%2FSimpleLink%20Academy%2FLabs%2FBluetooth%20LE%2FBluetooth%20Developer%20Studio

 

Everything is setup just like in that example, except for adding the following screen:

If I send the sensor data when requesting it with a READ command everything is working fine. But when I try to request it via NOTIFICATION I stop receiving data from the module and I need to reset the micro to connect via Bluetooth again.

The serial logs seems fine:

If you have any idea, or need more information from my side, please let me know.