workbench:hp8590a

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
workbench:hp8590a [2020/06/15 11:08]
dashie [15/06/2020]
workbench:hp8590a [2020/06/16 08:51] (current)
dashie
Line 51: Line 51:
  
 Eeproms are 1818-3329, 256K and has label with Rev F from 1989. Eeproms are 1818-3329, 256K and has label with Rev F from 1989.
 +
 +==== 16/06/2020 ====
 +
 +Got firmware dumps from http://bluefeathertech.com/
 +
 +My U6 EPROM was checksumming at 5C00, the right one is 5C01, *one* naughty byte got eaten by a wild cosmic ray.
 +
 +Flashed a new 27C256 with right dump, no more error !
 +
 +The RF is still wacked up but it's a (small) progress.
  • workbench/hp8590a.txt
  • Last modified: 2020/06/16 08:51
  • by dashie