Re: reading vic20 or c64 column

From: Didier Derny <*didier_at_aida.org*> Date: Tue, 30 Jun 2015 09:18:52 +0200 Message-ID: <559242DC.9070802@aida.org> · didier_at_aida.org

Sorry I was not clear, I was speaking of the use of the VIA / CIA to 
read the keyboard in  VIC20/C64

Apparently in the code I found  (code for C64) it is writing in the row 
and reading the column

--
didier

On 29/06/2015 23:07, David Wood wrote:
> The vic-20 uses static ram, so it doesn't use rows and columns.
>
> As I remember, the c64 does in fact reverse the row and column addresses.
>
> On Mon, Jun 29, 2015 at 3:58 PM, didier derny <didier@aida.org 
> <mailto:didier@aida.org>> wrote:
>
>     Is the Vic20 or C64 writing in the row and reading the column or
>     the reverse ?
>
>     frankly I knew but  I totally forgot
>
>     I found a few web sites but not so clear...
>
>
>     thanks
>
>     --
>     didier
>
>
>
>           Message was sent through the cbm-hackers mailing list
>
>


       Message was sent through the cbm-hackers mailing list