GEVCU 6 CAN data and custom evic

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Seth Miers

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Jun 7, 2021, 12:26:51 PM6/7/21
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I'm trying to build my own evic clone, but I can't figure out how to get dmoc information such as rpm and temperature or off the gevcu onto CAN 2. Can anyone guide me in the right direction? 

Seth Miers

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Jun 7, 2021, 1:32:11 PM6/7/21
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Additionally, while not necessary, It would also be nice to let the GEVCU be aware of my Orion2 BMS.
This BMS supports custom can messages, so I should be able to make it so it looks like a ThinkCityBMS or something to trick the VCU.

But my main problem is still that I can't get any DMOC information...

Lars Rengersen

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Jun 14, 2021, 10:03:27 AM6/14/21
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I Did the same using my Advanced Display Unit from Ecu Master.
The GEVCU does the 'heavy lifting' for you.
I you enable the EVIC object (device ID = 0x4400) then according to EVIC.cpp it will give you the attached data in message 0x601
Although I found something different
- Motor RPM is unsigned
- Motor volt is unsigned
Furthermore the motor temp that is being reported is very "jumpy" in my setup.
It can go from 80 to 60 in just a second. 

Regards,
Lars



Op maandag 7 juni 2021 om 18:26:51 UTC+2 schreef miers...@gmail.com:
VCU-CAN-message-for-EVIC.png

Seth Miers

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Jun 14, 2021, 1:05:15 PM6/14/21
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Thanks for the reply! This is just what I need.
But is there a way to get this on the GEVCU CAN2?

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