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Article #9586

Re: Minimum requirements for CPU

#9586
From: josef Moellers
Date: Thu, 17 Jan 1991 08:25
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In <12610@hubcap.clemson.edu> tdaniel@hubcap.clemson.edu (tod daniels) writes:


>I've just started a project which will require some sort of control device
>which must be capable of collecting data and storing it, then manipulating
>it.

>I would like to use an 8085, and I'd like to know what are the bare essentials 
>for running this chip??  I only need a small amount of RAM, some ROM, a way
>to read brief ASCII data, and a way to poll about four different on/off
>switches.  Would I be better of to find a chip with on-chip ROM, RAM, and I/O??
>Or should I go for the 8085 with as many chips as are necessary to make this
>project work??

I've used the Z8 from Zilog. With the BASIC interpreter (don't know the
exact type), I could build a small system (of limited use) with a Z8 and
a MAX232 and a +5V power supply.
BTW there is a version of the MCS31 chips: 8052-BASIC which also comes
with a BASIC interpreter. You might consider this option , if speed is
uncritical and the lower price of software development jsutifies the
higher chip price.

--
| Josef Moellers		| c/o Siemens Nixdorf Informationssysteme AG |
|  USA: mollers.pad@nixdorf.com	| Abt. STO-XS 113			     |
| !USA: mollers.pad@nixdorf.de	| Heinz-Nixdorf-Ring			     |
| Phone: (+49) 5251 104662	| D-4790 Paderborn			     |
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From: josef@nixpbe.nixdorf.de (josef Moellers)
Newsgroups: sci.electronics
Subject: Re: Minimum requirements for CPU
Message-ID: <josef.664100734@ugum01>
Date: 17 Jan 91 08:25:34 GMT
References: <12610@hubcap.clemson.edu>
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