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Copyright © 2011 Somfy SAS. All rights reserved - V1 - 01/2011
RS485 communication standard
" !²²
³°
Communication mode : half-duplex
"!´´
Each character is coded as follow :
RS485 control wiring
Pin 1 (red) = (+)
Pin 2 (green) = Ground
Pin 3 (black) = (-)
±"
Character coding
Start bit
Logical Level 0
Data bits
8
Parity
Odd
Stop bit
Logical Level 1
+/-100
Baud Rate
´´