I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS CENTRAL WHICH RECEIVES ADVERTISEMENTS FROM MANY such BOARDS . SO WHICH CENTRAL EXAMPLE PROGRAM I HAVE TO REFER (HOW TO SEE THE PERIPHERAL ADVERTISER NAME IN MY CENTRAL PORTION WHICH IS THE NRF52 BOARD CONNECTED TO THE PC) . Can i use nus service for communication between any two boards.