Subject:
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Re: 8 bits A/D bus
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Wed, 14 Jan 1998 23:07:09 GMT
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Original-From:
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Fred G. Martin <fredm@media.mit.edu=Spamcake=>
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Viewed:
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2051 times
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Please read Appendix B of the 6.270 Robot Builders Guide. This
explains how to interface latches with the Handy Board.
See
http://lcs.www.media.mit.edu/groups/el/projects/handy-board/techdocs/
Fred
> Hello,
> I've bought a handy board, and try to build a card to enserve two motors.
> On that card I have a IC chip (HP hctl 1100) that needs to be link to a 8 bit • s
> Adress/data bus in both reading and writing modes. My problem is where to pic • k
> such a bus on the board. So my two questions are:
> - Is it possible to connect to D0..D7 bus (knowing I want to keep the screen
> working as it's made for) to pick up informations without affecting the
> screen
> functions? In that case do I need something as a latch to differentiate th • e
> way
> for the informations to go?
> - Otherwise, how could I pick 8 I/O port on the board?
>
> Please, help me: It makes me stay awaken all nights!!
> Thanks in advance.
> H.Tressel
>
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Message is in Reply To:
 | | 8 bits A/D bus
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| Hello, I've bought a handy board, and try to build a card to enserve two motors. On that card I have a IC chip (HP hctl 1100) that needs to be link to a 8 bits Adress/data bus in both reading and writing modes. My problem is where to pick such a bus (...) (27 years ago, 14-Jan-98, to lugnet.robotics.handyboard)
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