ECI3828 Network Motion Control Card User Manual V1.5
3.2.
RS485 / CAN Interface
This interface adopts 5Pin screw-type pluggable terminal with a spacing of 5.08mm.
This terminal is shared by RS485 serial communication and CAN communication.
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Terminal Definition
Terminal
Name
Function
485B
485-
485A
485+
EGND
External power ground
CANL
CAN differential data -
CANH
CAN differential data +
3.2.1.
RS485/CAN Communication Specification & Wiring
The CAN interface of the controller adopts the standard CAN communication
protocol, which mainly includes three ports, CANL, CANH and the public end. And it
supports connecting CAN expansion modules and other standard CAN devices.
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Specification
Item
CAN
RS485 (port1)
Max Communication Rate (bps)
1M
115200
Terminal Resistor
120Ω
No
Topology
Daisy chain connection structure
The number of nodes can be
extended
Up to 16
Up to 127
Communication Distance
Longer communication distance, lower
communication rate, max 100m is recommended.
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Wiring Reference
Summary of Contents for ECI3828
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