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Rev. 2.0
07/27/2023
MBDV Hardware Manual
4.2.2 DIP switch function description
The MBDV driver has a key DIP switch, which is used to set the node address, baud rate and
optional terminal matching resistance of CAN open communication. The specic denitions are as
follows.
• MBDV-520AC
Node address:
SW1 SW2 SW3 Function Description
0 0 0 The node address is set by Luna software, the default is 1
1 0 0 Node address is 1
0 1 0 Node address is 2
1 1 0 Node address is 3
0 0 1 Node address is 4
1 0 1 Node address is 5
0 1 1 Node address is 6
1 1 1 Node address is 7
Baud rate:
SW4 Function Description
0 The baud rate is set by Luna software, the default is 1Mbps
1 500kpbs
Select the terminal matching resistor:
SW5 Function Description
0 120
Ω
resistor connected between CAN_H and CAN_L
1 Connect a 120
Ω
resistor between CAN_H and CAN_L
• MBDV-2X-520AC
1# Node address:
SW1 SW2 SW3 Function Description
0 0 0 The node address is set by Luna software, the default is 1
1 0 0 Node address is 1
0 1 0 Node address is 2
1 1 0 Node address is 3
0 0 1 Node address is 4
1 0 1 Node address is 5
0 1 1 Node address is 6
1 1 1 Node address is 7
2# Node address:
SW4 SW5 SW6 Function Description
0 0 0 The node address is set by Luna software, the default is 1
1 0 0 Node address is 1
0 1 0 Node address is 2
1 1 0 Node address is 3
0 0 1 Node address is 4
1 0 1 Node address is 5
0 1 1 Node address is 6
1 1 1 Node address is 7