OPENAMP in A7 side is blocked when another process is use CPU for calculation？

[hhai.1]

I create a process A to communicate with M4,​ another process B every 2 min will be calculate some data cost 230ms. in this inteval, process A cant use OpenAmp to send cmd to M4, until process B complete the calculation.

[Olivier GALLIEN]

Hi @hhai.1​ ,

Could you share both process code ?

Else further explain what traces come from what process and content of each process ?

Olivier