Arduino Ethernet2의 available() 문의
Ethernet Chips
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Ethernet Chips
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RE: Arduino Ethernet2의 available() 문의
by becky ·
안녕하세요
available()함수는 확인하셨듯이 RX메모리의 size를 확인합니다.
따라서, available()>0인경우는 packet을 recv하여 해당 packet의 size값으로 update 되었기 때문입니다.
패킷을 수신한 경우라고 판단하셔도 무방합니다.