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Aahme.11
Associate
Apr 17, 2021 7:22 AM UTC
Question

Can I do Two way radio (PMR/DMR) using STM32WL ?

If I use STM32WL as RF tranciver and using the (G)FSK modultion or other modulation with multiple users, Will STM32WL asigne a carrier frequency automatically for each user to achieve the FDMA as PMR/DMR system in walkie talkie? 

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4 replies

Tesla DeLorean
Guru
Apr 17, 2021 10:37 AM UTC

The radio is dumb, your code will have to manage frequencies and moving between them.​

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Aahme.11
Aahme.11Author
Associate
Apr 18, 2021 3:53 AM UTC

Thank you @Community member​ for your reply.

But do you have any better way to send live voice as same as walkie talkie whithout gateway?

Tesla DeLorean
Guru
Apr 18, 2021 1:45 PM UTC

Not really the type of product I work on.

Chip level solutions are likely to involve a lot of software to manage/mesh the connection over multiple nodes.

Perhaps you'd do better to talk to ST staff and engineers in the Wireless Group related to chips, modules and software vendors.

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