[Diy_efi] Re: New toyota TCCS info

[Chad Clendening]

Get ahold of the MC6801 book from Motorola or similiar from Hitachi.
If you pull the processor in a proto PCB with a few other chips, you should be able to get it out in mode 0.  You will have to write a program to spit the rom out either to another chip OR to the serial port.

Chad


>
> Message: 9
> From: SIMON HART <SIMON.HART at mira.co.uk>
> To: "'diy_efi at diy-efi.org'" <diy_efi at diy-efi.org>
> Date: Wed, 31 Jul 2002 09:45:55 +0100
> Subject: [Diy_efi] New toyota TCCS info
> Reply-To: diy_efi at diy-efi.org
>
> After much searching I have discovered that the Toyota TCCS from a Mk1 Mr2
> is NOT an 8051 as first thought. It is in fact a Motorola/Hitachi 680x
> possibly a 6801. It runs internal ROM- there is no replaceable EPROM device.
> So how do I get at the code?


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