armchair theory on ecu reflashing - Toyota Yaris Forums

06-14-2010, 07:54 PM

#24

CTScott

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Quote:

Originally Posted by bearda

Do you guys have any more info on the CPU you're trying to program? Package, etc?

The processor is a NEC uPD70F3155. It is a semi-custom version of the V850 series of 32 bit microcontrollers. That's all that I could get out of NEC about it. It is has 208 pins, but it is programmed by the 16 pin JTAG header.

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