MK3870 and MK38P70

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PostPosted: Wed Apr 26, 2006 12:09 am    Post subject: MK3870 and MK38P70 Reply with quote

How does one dump the contents of the internal mask rom out of the 40 pin MK3870 please? I see there is a TEST pin but google does not help. I need to fix a broken instrument and I have a good one for reference. Once dump I plan to burn the code into a piggyback version MK38P70. Thanks
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