On this pageledOnDescription This function turns on the led of DYNAMIXEL. Syntax ledOn(id) Parameters id : ID of a specific DYNAMIXEL. Data type : unsigned int8 Returns True(1) on success. False(0) on failure. Example const int DXL_DIR_PIN = 2; Dynamixel2Arduino dxl(Serial1, DXL_DIR_PIN); dxl.ledOn(1);