Nova Natural NOVA-7820 VIA C3 Processor CPU Embedded Board Benutzerhandbuch
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2.7 COM4 RS232/RS422(485) Selection
• JP9: Selection COM4 is RS232/RS422(485)
JP9 Description
1-2
RS232
2-3 RS422/485
• JP10: Selection COM4 is RS422/RS485
Description
JP10
1-3
2-4
RS422
OFF
OFF
RS485 ON
ON