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COM1/COM2-Port-Eingänge...

 
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kdw



Joined: 05 May 2006
Posts: 1460

PostPosted: 07.09.2011, 11:53    Post subject: COM1/COM2-Port-Eingänge... Reply with quote

Hallo Forum.

Frage zu den COM1/COM2-Port-Eingängen 39, 21, 23, 25, 26 beim DNP/2486: Wie hoch ist die max. zulässige Eingangsspannung? Kann man da einen Baustein mit 5V-I/O anschließen?

Antwort: Nein. Es sind 3,3V-Eingänge. Bitte entsprechende Transceiver-Bausteine verwenden.

Gruß

KDW
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