Hi can bluetooth modules be used without programming to just send a high or low signal from one circuit to another or do you need a microcontroller? If so how do i set the modules so they are only transmitting to each other? thanks
Hi can bluetooth modules be used without programming to just send a high or low signal from one circuit to another or do you need a microcontroller? If so how do i set the modules so they are only transmitting to each other? thanks