Dobot M1 Pro Hardware User Guide
Issue V1.3 (2023-02-02) User Guide Copyright © Yuejiang Technology Co., Ltd
19
The wiring of DI connected to external DO is shown below, which takes PNP-type DO
without power supply as an example. If DO has its own power supply, you do not need to connect
V+ cable.
Figure 6.5 DI connected to external DO
DO wiring
The wiring of DO connected to external load (without external power supply) is shown
below.
Figure 6.6 DO connected to external load (without external power supply)
When the load connected to the DO interface requires a large driving capacity, that is, when
the load driving current is greater than 500mA, the default driving capacity of the MG400 cannot
meet the requirements. At this time, the external driving circuit is required to increase the driving
capacity, as shown in the figure below.
Figure 6.7 DO connected to external load (with external power supply)
End-effector I/O Interface Description
The end-effector I/O interfaces of the M1 Pro include a RS485 interface, 4 digital inputs and 4