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Hello everybody,

I am planning to design a system with one control unit (PIC) and 8 slave units(8 PICs) and the communication will be established in two ways.

I am sending from control TX to sl ...

Sending the 'U' character before the actual data a few times actually helps you because it gives the receiver a chance to properly adjust its gain before receiving data.

Its better if you send char ...

CORRECTION:

However when I send preamble data first (putc('U')) five times before sending any data, it works flawlessly. I couldn't figure out what is the problem. On robot, it causes a large delay ...

I guess you are right, modules are not good for the applications that is intolerable for data loss. Is there any way to work with these (i.e. intensive coding etc) or should I buy a new pair? Or how c ...

setup_spi(FALSE);

Thanks for the spi issue, even though I am not using spi interface, I have corrected it.

You definitely like to make sure okumamodu becomes zero...

okumamodu variable is ...

Hi everyone

I am trying to make a communication between two pics (16f877a) over 433mhz rf modules and uart. One pic takes data from computer (I am using pickit's UART tool) processes it and transmi ...