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Canbus 2 internal termination (G4+ Fury)


Mikau

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       In the final steps of wiring on my project and decided to use DI9/10 for CAN. From what I've gathered across multiple threads these two channels are required to be set to off in PCLink to allow bus data to transmit. I have 120 Ohms currently on the bus wiring (DI9/10 not connected) and was going to use the Fury as the end termination. Upon completing the necessary wiring to DI9/10 and retesting the leads I'm still finding a resistance value of 120 Ohms. Is only Can1 terminated internally or have I missed something inside the PCLink settings?

 

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I can assure you there is built in internal termination on CAN 2 but it is difficult to measure due to the hardware that is used to switch those pins functionality from DI to CAN.  The termination is only connected when DI9/10 are switched off and CAN2 is switched on & ecu is powered up.  When there is data on the bus you cant measure the resistance.  I suspect if you have CAN 2 set to on but all of the channels set to off and all other devices unplugged from the CAN2 bus then you will be able to measure the termination resistance.

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I’ll take your word for it Adam and appreciate the response. I’m away from my car/laptop at the moment I notice you mention turning CAN2 on? I’m new to PCLink but I don’t recall seeing anything in the configuration to enable or disable either CAN 1 or 2. Is this figurative or a literal switch in PCLink?
 

Thanks.

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