SOMFY Sonesse 30 RS485 Manual Del Usaurio página 60

RS485 communication standard
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Communication mode : half-duplex
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Each character is coded as follow :
Baud Rate
Start bit
Data bits
Parity
Stop bit
RS485 control wiring
Pin 1 (red) = (+)
Pin 2 (green) = Ground
Pin 3 (black) = (-)
58
Character coding

Logical Level 0
8
Odd
Logical Level 1
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