microcontroller - Velux controller and input panel seem to communicate via a bus wire with a pull-up without resistor, how? - Electrical Engineering Stack Exchange
Velux WLI 130 52 01 Master Window Operator Accessory Control Key Pad Parts | eBay
microcontroller - Velux controller and input panel seem to communicate via a bus wire with a pull-up without resistor, how? - Electrical Engineering Stack Exchange
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Velux WLC Debugging - DoItYourself.com Community Forums