Send 5 bytes. Get 5 bytes back. Store them in ONE variable. Again, I'm asking why? There are no 5 byte or larger variables on the Arduino, except long long, which you probably do not want to use.
Send 5 bytes. Get 5 bytes back. Store them in ONE variable. Again, I'm asking why? There are no 5 byte or larger variables on the Arduino, except long long, which you probably do not want to use.