RF signal generator by Si5351a (4)   ARDU5351受信機用局発回路その4

I would like to make Arduino based Si5351a RF generator for a receiver local oscilltor. On the way to making up the receiver, I started to design the CPU panel portion which is configured with Arduino(pro mini or ATmega328P), LCD1602 or OLED, and switches. Incidenly I tried to use this as a RF sign…