NP5 CANopen Online Manual

Connecting the CANopen

The following figure shows a reference circuit for connecting the NP5 CANopen.

Note: For the standard assignment of the pins, see Pin assignment.

PCI-specific pin assignment for CANopen:

Pin

Name

Description/function

A13 ADC_ANALOG_2 The node-ID and baud rate can be defined via the applied voltage, see chapter Position of the virtual rotary switch.
A23 I2CSCL_CANRX CANopen RX
A24 I2CSDA_CANTX CANopen TX
B2 U_REF_ANALOG Is used as a reference voltage of 3.3 V DC to define the node-ID and baud rate, see Position of the virtual rotary switch.
Tip: If you do not use the ADC_ANALOG_2 analog input to set the node-ID and baud rate, connect pin A13 to GND.
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