Bluetooth Modules: Two Way Communication

As far as I can see this is your FOURTH thread on essentially the same question.

also Here
Here
and here

I have already responded on one of them.

STOP multiple posting - it just wastes everyone's time. Having all the info for one project in one place makes it much easier to help.

Choose one of them and then click Report to Moderator on each of the others and ask for them to be merged with the chosen on.

...R