Dana TM4 control

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konstantin
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Dana TM4 control

Post by konstantin »

Hi everyone,
I bought a Dana TM4 kit, but no VCU. I saw Damien spinning the motor over on CAN, however there is no code on github. i tried to write an email, and i got an automated response to go on this forum, so here goes:
Is there any work/interest here on controlling the tm4 inverter? is there any knowledge or resources to share on the topic?

I would integrate it in GEVCU, however without any info it seems a very daunting task, to say the least.
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tom91
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Re: Dana TM4 control

Post by tom91 »

konstantin wrote: Tue Feb 11, 2025 2:15 pm I bought a Dana TM4 kit
Who did you buy it from. Did you get provided any documentation?
As there are ALOT of variants of TM4 inverters.
konstantin wrote: Tue Feb 11, 2025 2:15 pm I saw Damien spinning the motor over on CAN
Where?
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konstantin
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Re: Dana TM4 control

Post by konstantin »

I bought it from an auction site in Holland, "Troostwijk". no documentation whatsoever.
as far is i've seen, there's the motive line, for cars, and sumo, for trucks/agricultural type of jobbies. i've got the latter, it's a co300-HV inverter.
in the meantime, i discovered that i need a can tm4 4.0 or later database. the commands mentioned in the available dana documentation make it look like the DBCs are similar. there is a fast message, a slow message and a safety message. addresses seem to line up.
it also supports J1939, however they are using a proprietary PGN, so no dice.
i did connect it to my computer, it sends a 0x61 message.
Time Stamp,ID,Extended,Dir,Bus,LEN,D1,D2,D3,D4,D5,D6,D7,D8
73353353,00000661,false,Rx,0,8,A2,35,5A,7E,01,11,02,00,
and, once in a bluemoon, a shorter one:
36945502,00000661,false,Rx,0,4,30,00,00,00,00,00,00,00,
i tried fuzzing, it does not respond.

here is Damien spinning the motor:
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