I have installed five samsung's SPD2500 pan tilt cameras, and i controled on rs 485 protokol vith SCC16 samsung controler. The conection is made by star configuration with CAT5E cable. Now i have total colapse of the system, i have picture but i dont have PTZ control except the camera on the longest cable with termination resistor.
Please is any have any expiriance with this.
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