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mmAMC7's avatar
mmAMC7
Icon for New Contributor rankNew Contributor
5 years ago
Solved

EPM7128E read and programming

We need to read an EPM7128ELI8420 manufacture by Alter. to Store this programm and prrogramming a new EPM7128ELI8420, for this we are using a PA84-48F adaptar and the TOPMAXII (S/N TM 23676, SOFT R...
  • ak6dn's avatar
    ak6dn
    5 years ago

    There is no way in any practical sense to bypass the security fuse to allow reading the device program.

    The whole point of the security fuse is to make reading the device program impossible.

    You need to either find the original source/program code, or try and reverse engineer the device.

    There are current production devices that can replace the EPM7128E (like the EPM7128S from Intel or the ATF1508ASV from Microchip/Atmel) but you need the source code (best) or program POF file to do it.

mmAMC7's avatar
mmAMC7
Icon for New Contributor rankNew Contributor
5 years ago

Thank you for your help
We are try to fix a electronic cards that's why we need read the EPM7128E.
There is some way to bypass security fuse ???

ak6dn's avatar
ak6dn
Icon for Regular Contributor rankRegular Contributor
5 years ago

There is no way in any practical sense to bypass the security fuse to allow reading the device program.

The whole point of the security fuse is to make reading the device program impossible.

You need to either find the original source/program code, or try and reverse engineer the device.

There are current production devices that can replace the EPM7128E (like the EPM7128S from Intel or the ATF1508ASV from Microchip/Atmel) but you need the source code (best) or program POF file to do it.