NefMoto

Technical => Reverse Engineering => Topic started by: Piersaplab on July 31, 2022, 08:51:21 AM



Title: Rh850
Post by: Piersaplab on July 31, 2022, 08:51:21 AM
Hi guys, someone have any info’s about this processor? Did you already tried to disassemble it?


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Title: Re: Rh850
Post by: Praga on July 31, 2022, 12:22:59 PM
Hi guys, someone have any info’s about this processor? Did you already tried to disassemble it?


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What ECU is it being used in ?


Title: Re: Rh850
Post by: Piersaplab on July 31, 2022, 01:52:51 PM
What ECU is it being used in ?
Denso r7f70 / 71 etc , fitted in toyota and lexus for sure


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Title: Re: Rh850
Post by: H2Deetoo on August 05, 2022, 12:16:36 PM
Also VW MQB clusters with SW2500 and up (like Audi Q2 2019) use this cpu family now (instead of V850 previously).


Title: Re: Rh850
Post by: Piersaplab on August 05, 2022, 01:40:42 PM
Exactly, someone have any experience with it?


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Title: Re: Rh850
Post by: nihalot on August 18, 2022, 04:04:00 AM
What are you looking for?

IDA supports RH850 and proc docs are available for free from Reneas


Title: Re: Rh850
Post by: Piersaplab on August 25, 2022, 03:33:08 PM
What are you looking for?

IDA supports RH850 and proc docs are available for free from Reneas
Started to disassemble but it’s my first denso ecu, no idea about the maps adress for start etc beakpoint etc , any suggest?


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Title: Re: Rh850
Post by: Praga on August 26, 2022, 12:20:22 PM
Started to disassemble but it’s my first denso ecu, no idea about the maps adress for start etc beakpoint etc , any suggest?


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You using IDA ?

Please post the file you are starting with. I also have an interest in Rh850.


Title: Re: Rh850
Post by: Piersaplab on August 26, 2022, 12:31:23 PM
You using IDA ?

Please post the file you are starting with. I also have an interest in Rh850.
Yes


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Title: Re: Rh850
Post by: obdhacker on September 09, 2022, 05:00:27 AM
Hi guys, someone have any info’s about this processor? Did you already tried to disassemble it?



Hello,
I have some experience.
Please send details about what exactly you are trying to achieve.