NETIMPRESS air Support

Would I need to set termination resistor for CAN?

[Question]
Would I need to set termination resistor for CAN?

[Answer]
(1) If there are already two 120 Ohm termination resistors on CAN bus line, it is not necessary to set termination resistors on CAN.

(2) When you connect NETIMPRESS air to ECU as one-to-one, if there is a 120 Ohm termination resistor in ECU, it needs one more 120 Ohm termination resistor on CAN bus line. Recommended item : CAN term 120 produced by Vector.

(3) When you connect NETIMPRESS air to ECU as one-to-one, if there is not any termination resistors in ECU, it needs two 120 Ohm termination resistors on CAN bus line. [Caution] NETIMPRESS air does not have termination resistors in it. Therefore, you need to set termination resistors on CAN bus line.
Recommended item : CAN term 120 produced by Vector. (Please set them in parallel)
update date:2015/11/05

 

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