I MADE A CONTROLLER TO SETUP A PLL OF THE MY RECEIVER AIR BAND THAT IS WORKING WELL. HOWEVER, I NEEDED USING THE COMMAND NAP TO REDUCE THE NOISE THAT PIC GENERATE AT RADIO CIRCUIT. I WAS USING TON INTERRUPT TO DETECT A KEYBOARD 4X4 THAT USING TO INSERT THE DESIRED FREQUENCY.
USING THE COMMAND NAP I GOTTA REDUCE THE PIC PROCESSING NOISE LEVELS THE ACCEPTABLE. SO I DECIDED TO USE PATTERNS DT INSTANT INTERRUPT TO IMPLEMENT A TIMER USING THE ELAPSED TIMER. BUT THE TIMER DOESN'T WORDED, AND I NEEDED REMOVING THE NAP COMMANDS TO MAKE THE TIMER WORK, BUT THEN THE PIC NOISE RETURNED ON AUDIO OF THE RADIO.
SOMEONE KNOW SAY WHAT AM I DOING WRONG?
FROM WHAT I UNDERSTAND, THE ELAPSED INTERRUPTION NOT TO WORK WITH COMMAND NAP.
ANY HELP IS COMING BEEM!

THANK YOU

PIMENTEL