Electrical Interface of myCobot 280 M5 Pi

1 Introduction

1.1 Pedestal

  • A. Figure 1-1 shows the front ports and buttons of the pedestal:

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​ Figure 1-1 Front view of the base

  • B. Figure 1-2 shows the ports on the left of the pedestal:

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​ Figure 1-2 Left view of the base

  • C. Figure 1-3 shows ports on the right of the pedestal:

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​ Figure 1-3 Right view of the base

1.2 Introduction to Bottom Electrical Interfaces

Notice: Functional interface group is Dupont interface of 2.54mm, and 2.54mm Dupont wire can be used externally.

  • A. Figure 1-4 shows the definition of each interface of a group.
Tag name Signal name Function Note
5V 5V Power supply, DC5V
5V 5V Power supply, DC5V
GND GND Motherboard power signal ground
NC NC -- Closing Temporarily
NC NC -- Closing Temporarily
18 GPIO18 3.3 V-out-PNP output /3.3 V-int input
GND GND Motherboard power signal ground
23 GPIO23 3.3 V-out-PNP output /3.3 V-int input
24 GPIO24 3.3 V-out-PNP output /3.3 V-int input
GND GND Motherboard power signal ground
25 GPIO25 3.3 V-out-PNP output /3.3 V-int input
08 GPIO08 3.3 V-out-PNP output /3.3 V-int input
07 GPIO07 3.3 V-out-PNP output /3.3 V-int input
01 GPIO01 3.3 V-out-PNP output /3.3 V-int input
GND GND Motherboard power signal ground
12 GPIO12 3.3 V-out-PNP output /3.3 V-int input
GND GND Motherboard power signal ground
16 GPIO16 3.3 V-out-PNP output /3.3 V-int input
20 GPIO20 3.3 V-out-PNP output /3.3 V-int input
21 GPIO21 3.3 V-out-PNP output /3.3 V-int input
3.3 3.3V DC3.3 V power supply
NC NC -- Closing Temporarily
03 GPIO03 3.3 V-out-PNP output /3.3 V-int input
04 GPIO04 3.3 V-out-PNP output /3.3 V-int input
GND GND Motherboard power signal ground
17 GPIO17 3.3 V-out-PNP output /3.3 V-int input
27 GPIO27 3.3 V-out-PNP output /3.3 V-int input
22 GPIO22 3.3 V-out-PNP output /3.3 V-int input
3.3 3.3V DC3.3 V power supply
10 GPIO10 3.3 V-out-PNP output /3.3 V-int input
09 GPIO09 3.3 V-out-PNP output /3.3 V-int input
11 GPIO11 3.3 V-out-PNP output /3.3 V-int input
GND GND Motherboard power signal ground
00 GPIO00 3.3 V-out-PNP output /3.3 V-int input
05 GPIO05 3.3 V-out-PNP output /3.3 V-int input
06 GPIO06 3.3 V-out-PNP output /3.3 V-int input
13 GPIO13 3.3 V-out-PNP output /3.3 V-int input
19 GPIO19 3.3 V-out-PNP output /3.3 V-int input
26 GPIO26 3.3 V-out-PNP output /3.3 V-int input
GND GND Motherboard power signal ground

Figure 1-4 Functional interface group

Description: Figure 1-5 shows other functions of the interface. If other functions are used, the I/O function is unavailable.

2.1.1.1.2P1

​ Figure 1-5

  • B. Power DC interface. The myCbot280 is powered by a 6.5mm od, 2.0mm OD, and a manufacturer's 8.4V 5A DC power adapter.
  • C. Switch. Red means switch. I means powering on, while O means powering off.

  • D. USB2.0 interface. Serial port with the standard of main line for 2.0 interface. The USB port is used to copy program files and connect peripherals such as mouse and keyboard.

  • E. USB3.0 port (blue) : The port that uses serial bus 3.0 for data connection. The USB port is used to copy program files and connect peripherals such as mouse and keyboard.

2.1.1.1.2P1

​ Figure 1-6 Defining USB ports

  • F. The network interface. Ports for network data connection, as shown in figure 1-7. Ethernet interfaces can be used for communication between a PC and a robot system or for Ethernet communication with other devices.

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​ Figure 1-7 Network interface definition

  • G. HDMI port. The HDMI D-type port (as shown in Figure 1-8,1-9) connects with the monitor. HDMI port 2 has a priority, and HDMI port 1 is recommended.

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​ Figure 1-8 HDMI TYPE D port 1

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​ Figure 1-9 HDMI TYPE D port 2

  • H. Type-C port: connecting to the PC.

  • I. SD card socket. aAn SD card can be inserted and removed. The size of the SD card is 32mm x 24mm x 2.1mm

2 Electrical Interface of the End

2.1 Introduction to the End

  • A. Figure 2-1 and Figure 2-2 show the side interfaces at the end of the manipulator.

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​ Figure 2-1 Side view of the end of the manipulator

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​ Figure 2-2 Side view of the end of the manipulator

2.2 Terminal Electrical Ports

  • A. Figure 2-3 shows the definition of each interface in a function interface group.
Name of the Tag Signal Name Function Note
5V0 5V0 Power supply, DC5V
GND GND Motherboard power signal ground
3V3 3V3 DC3.3 V power supply
22 GPIO22 3.3 V-out-PNP output /3.3 V-int input
19 GPIO19 3.3 V-out-PNP output /3.3 V-int input
23 GPIO23 3.3 V-out-PNP output /3.3 V-int input
33 GPIO33 3.3 V-out-PNP output /3.3 V-int input

​ Figure 2-3 Functional interface group

  • B. Type-C interface. It is used to communicate with PC and update firmware.
  • C. Grove interface 4. Figure 2-4 shows the definition of Grove interface 4.

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​ Figure 2-4 Grove port 4

  • D. Interface of Steering Gear. It is used for expanding the end of the gripper, currently supporting the use of adaptive gripper.
  • E. Atom: Displaying 5X5 RGB LED (G27) and button function (G39).

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