Re: Help with SX64 User Port?

From: smf <*smf_at_null.net*> Date: Wed, 28 Jun 2017 14:48:32 +0100 Message-ID: <d3d6772b-9deb-03d4-e2a2-8459d801009e@null.net> · smf_at_null.net

On 28/06/2017 14:13, Baltissen, GJPAA (Ruud) wrote:
> It wasn't until the hardware was ready when they found out. So they 
> changed the software. Only then they designed the 6526 to be used in 
> future computers and drives = C64, C128, 1571 and 1581.

They did have to change the hardware as well.

The 1540 didn't come out until 1982, it probably cost them more to keep 
making small runs of 6522 chips.

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