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Naoki
Reged: 11/10/09
Posts: 1998
Loc: United Kingdom
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Re: MAME's Output: 7-Seg to Dec/Bin?
11/15/13 07:58 PM


> > He won't have to convert the values if he uses the 74595 either. You missed that he
> > wants to do it as an exercise in driving an external shift register. It makes a bit
> > more sense now.
>
> That's fine, but he needs to stop claiming he's going all perpetual motion machine to
> avoid having to convert the values then, because no conversion is necessary to drive
> the display right off the GPIOs.

I never said conversion was necessary for running of the GPIO but was necessary for the 4511 7-Segment driver which requires 4-bit BCD input and just due to the way the system was setup I wanted/needed to convert it to an integer value.


----
On a quest for Digital 573 and Dancing Stage EuroMix 2

By gods I've found it!

Edited by Naoki (11/15/13 08:19 PM)







Entire thread
Subject Posted by Posted on
* MAME's Output: 7-Seg to Dec/Bin? Naoki 11/12/13 12:50 AM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/15/13 08:16 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? ASI  11/12/13 11:26 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/13/13 01:55 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? R. Belmont  11/13/13 06:16 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/14/13 02:18 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? R. Belmont  11/14/13 07:39 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Vas Crabb  11/14/13 10:22 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? R. Belmont  11/15/13 05:52 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/15/13 07:58 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/14/13 11:17 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? italieAdministrator  11/15/13 04:51 AM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/15/13 03:27 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? italieAdministrator  11/13/13 03:20 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/14/13 02:16 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? R. Belmont  11/12/13 08:52 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/12/13 09:19 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? TafoidAdministrator  11/12/13 10:13 PM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Matty_  11/12/13 01:23 AM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Naoki  11/12/13 01:48 AM
. * Re: MAME's Output: 7-Seg to Dec/Bin? Matty_  11/12/13 04:06 AM

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