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04-17-2020, 06:49 PM
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#1 |
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Software Hobbiest
Join Date: Aug 2019
Drives: 2015 FRS
Location: San Diego
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Longshot Question
Does anyone have any idea what cpu is in the FRS ECU?
or at least what cpu architecture it is? denso appears to be using mips32 for most of their ecus. but im not sure if it is mips32 |
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04-17-2020, 07:12 PM
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#2 |
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Software Hobbiest
Join Date: Aug 2019
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Location: San Diego
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If someone has a fried computer. I would greatly appreciate it if you could take it apart and take a picture of the main board
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04-17-2020, 07:52 PM
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#3 |
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Senior Member
Join Date: Oct 2012
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Out of interest what are you trying to achieve?
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.: Stealth 86 :.
Abbey Motorsport/K47 Tuned Sprintex 210 Supercharger Kodename 47 DJ: Soundcloud / Instagram / Facebook |
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04-17-2020, 08:03 PM
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#4 |
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Software Hobbiest
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I want to convert the bytecode to assembly and reverse engineer it back over to c. That would help everyone out. Right now I just need to know that architecture the CPU is to do that first conversion.
Mips32 assembly works about 80% of the time so it's hard to tell if it is right or not. |
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04-18-2020, 03:05 AM
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#5 |
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Senior Member
Join Date: Jan 2013
Drives: Toyota 86
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Hitachi Renesas SH72531
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04-18-2020, 08:26 AM
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#6 | |
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Banned
Join Date: Dec 2013
Drives: FT86
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Quote:
https://www.ft86club.com/forums/showthread.php?t=68328 If your serious about reverse engineering code talk to the guys at www.romraider.com and a guy called td-d on that forum of he's still arround |
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04-18-2020, 08:29 AM
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#7 | |
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Banned
Join Date: Dec 2013
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Quote:
I've got 2 spare Woking ECU, also if you want the wiring to get it running on bench to you can flash it and log .message me. You can buy used ecu for about $100 on eBay They are also easy to swap in\out https://www.ft86club.com/forums/showthread.php?t=102810 |
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04-18-2020, 12:07 PM
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#8 |
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Software Hobbiest
Join Date: Aug 2019
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Okay thank you for all of the help and at some point i would need an ECU to test but that is going to be up the road.
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04-18-2020, 12:51 PM
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#9 |
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Software Hobbiest
Join Date: Aug 2019
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https://www.renesas.com/us/en/doc/pr...b0051_sh2a.pdf
pages 70+ are why i needed to know the cpu architecture |
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04-18-2020, 04:33 PM
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#10 |
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Software Hobbiest
Join Date: Aug 2019
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Its definitely under progress, if you would like to follow the progress
https://github.com/reverseslayer/Renesas-disassembler |
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