On Sun, Feb 17, 2019, 15:52 Al Kossow via cctalk <cctalk@classiccmp.org wrote:
> it depends on the version of 68701 > > P3 has no protection P5 does > > a P3 can be read with a Data I/O Unisite > > http://matthieu.benoit.free.fr/pdf/MC68705P5_Bootstrap_ROM_Listing.pdf > > The P5 is more involved. You put it into factory test mode, feed it a NOP > instruction > and it will output the rom data on the I/O pins. > > A variation of that will work on other parts in the series. > Thanks for the info! Pardon the naïve question, but will this procedure work for the 701? Not sure the differences between in and the 705. Kyle >
