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Burning Eprom for A2000 with kickstart switch

General hardware issues and troubleshooting etc

Moderators: terriblefire, Terriblefire Moderator

demonlg
Posts: 30
Joined: 16 Dec 2020 09:38

Burning Eprom for A2000 with kickstart switch

Post by demonlg »

Hi, i have my A2000 with a kickstart switch 1.3-3.0, but this switcher has 2 separated Eprom low and high for 3.0 kickstart version and the socket for original 1.3 kickstart.

Now i need to upgrade with the 3.1 or 3.1.4 version but i don't know the procedure to burn the two new Eprom with a file of 3.1 version (probably i need to split this file in low and high, but i don't know what is the software or method for this operation).

The Eprom now installed are both AM27C020-150ns.

Please help me.

Thanks
terriblefire
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Re: Burning Eprom for A2000 with kickstart switch

Post by terriblefire »

demonlg wrote: 27 Jan 2021 14:32 Hi, i have my A2000 with a kickstart switch 1.3-3.0, but this switcher has 2 separated Eprom low and high for 3.0 kickstart version and the socket for original 1.3 kickstart.

Now i need to upgrade with the 3.1 or 3.1.4 version but i don't know the procedure to burn the two new Eprom with a file of 3.1 version (probably i need to split this file in low and high, but i don't know what is the software or method for this operation).

The Eprom now installed are both AM27C020-150ns.

Please help me.

Thanks
I have a little unix util to splt a file into high and low.

https://raw.githubusercontent.com/terri ... /split.cpp

just compile it on something with g++ split.cpp -o split
———
"It is not necessarily a supply voltage at no load, but the amount of current it can provide when touched that
indicates how much hurting you shall receive."
demonlg
Posts: 30
Joined: 16 Dec 2020 09:38

Re: Burning Eprom for A2000 with kickstart switch

Post by demonlg »

Very Thanks terriblefire, i will try it in the nexd days.

Emanuel
demonlg
Posts: 30
Joined: 16 Dec 2020 09:38

Re: Burning Eprom for A2000 with kickstart switch

Post by demonlg »

I have compiled the file .cpp on mi macbook with the command and the file split are in teh folder, now if i launch this command only one abnormal file is writed and the name is xaa.

I have launched with this command on terminal:

split kickstartromfile.rom

But i don't know if the split tool need any arguments before file name.
terriblefire
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Re: Burning Eprom for A2000 with kickstart switch

Post by terriblefire »

it will write one file .lo and one file .hi
———
"It is not necessarily a supply voltage at no load, but the amount of current it can provide when touched that
indicates how much hurting you shall receive."
terriblefire
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Posts: 5687
Joined: 28 Aug 2017 22:56
Location: Glasgow, UK

Re: Burning Eprom for A2000 with kickstart switch

Post by terriblefire »

terriblefire wrote: 04 Feb 2021 18:52 it will write one file .lo and one file .hi
Ah you are running split the system command.. not the command you just compiled.

Call it like ./split <filename>
———
"It is not necessarily a supply voltage at no load, but the amount of current it can provide when touched that
indicates how much hurting you shall receive."
demonlg
Posts: 30
Joined: 16 Dec 2020 09:38

Re: Burning Eprom for A2000 with kickstart switch

Post by demonlg »

Yes, thanks, ok work very fine!

Now i have 3.1 rom for A1200, if i split this it is compatible with A2000? Or i Need a 3.1 rom for A2000 to split?

Thanks
terriblefire
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Posts: 5687
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Re: Burning Eprom for A2000 with kickstart switch

Post by terriblefire »

demonlg wrote: 05 Feb 2021 09:32 Yes, thanks, ok work very fine!

Now i have 3.1 rom for A1200, if i split this it is compatible with A2000? Or i Need a 3.1 rom for A2000 to split?

Thanks
No use the A500/600/2000 3.1 rom. It will boot but i think the A1200 rom expects AGA.
———
"It is not necessarily a supply voltage at no load, but the amount of current it can provide when touched that
indicates how much hurting you shall receive."

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