Robotis Dynamixel DX-117 - Manual (Page 6)

5
DYNAMIXEL DX-Series
2-3. Dynamixel Wiring
Pin Assignment The connector pin assignments are as the following. The two connectors
on the Dynamixel actuator are internally connected to each other.
Pin 1 : GND
Pin 2 : +12V~18V
Pin 3 : D+ (RS485 Signal)
Pin 4 : D- (RS485 Signal)
Wire Link Connect the pins to pins that have the same number as shown below.
Main Controller To operate the Dynamixel actuators, the main controller must support RS485. You can
design and build your own controller, but the use of the CM-2 Dynamixel controller board is
recommended.
PC LINK A PC can be used to control the Dynamixel actuator via the CM-2 controller.
Main
Controller
1 2
3 4
RS232
Level
RS485
Level
PC Dynamixels
CM-2
Pin 1
2
3
4
Pin 4
3
4
1