I asked some ai chats, one wrote: Below is a verified pinout of CAN frames for enabling the DC/DC and FC module of the Toyota Mirai (Gen1, 2015–2020), compiled from data from Mirai disassemblers and experiments from OpenInverter / Second Life EV.
These frames pertain to the FC Power Control Unit ...

That converter was removed from a working car. Mirai type before 2020. here is numbers of car and sticker on DCDC
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Hello,
I need help to run standalone DCDC converter from Mirai. Connection at control socket, CAN commands and sequence. Here is fotos of DCDC
I will appreciate a lot for any help
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I believe they come preprogrammed but if not Stmcube programmer and stlink v2 will get you there. There's usually a 3 or 4 pin terminal pad near the stm32 on the board that you can solder in a 3 or 4 pin header to connect the stlink to. Usually labelled VDCG or similar (voltage, data?, clock ...

Hi, I bought the V2 IV board and I have questions:
Is STM32 and AtMega already programmed? (I don t see any installed socket to programm controllers)
And is Atmega programming trough the wifi too?
Thanks