Search found 3 matches

by Flocke1967
Fri Nov 24, 2017 8:34 am
Forum: Hardware
Topic: Minerva Rom burning
Replies: 10
Views: 6170

Re: Minerva Rom burning

The Minerva ROM is 48K, but you can download an image that included toolkit II as well, and fits in a 64K Eprom - a 27c512. That should work in either socket in the QL I believe. Otherwise you will need to provide a board and additional logic to decode the bottom 48K space. Can you send me the ROM-...
by Flocke1967
Thu Nov 23, 2017 3:08 pm
Forum: Hardware
Topic: Minerva Rom burning
Replies: 10
Views: 6170

Minerva Rom burning

Short question about Minerva Rome: Can you just burn it on an Eprom (256K or 512k - which one is needed?) Or do you need any circuits in addition to the ROM? The ROM file is freely available ...

Thanks in advance for clarifying answers.
by Flocke1967
Wed Nov 22, 2017 11:56 am
Forum: Hardware
Topic: White Screen, no Microdrives Activity
Replies: 7
Views: 4087

White Screen, no Microdrives Activity

hi Guys I have a problem with a QL, white screen. The Microdrives show no activity after pressing F1 / F2. I have already swapped all socketed components (ULA 1, ULA 2, 6808) without improvement. So I am typing on a RAM error. I have ordered a Minerva switch board at SMR and wonder if the RAM test w...