Re: A85: return of OS hardware


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Re: A85: return of OS hardware




That sounds good. I think that you have some good points. How much will this
cost to build?

> Hey Kaus-
>  
>  I'm one of the probably many guys watching this list explode with interest,
>  and, if possible, would like to add my own $0.02 about this doomsday OS.
>  
>  memory access:
>  1. the 8 megabit (264 bytes/block, 4096 blocks) chip from Amtel should
>  definately be used
>  2. the e2 should not be used. we should build our own. let's face it, it's
>  not    exactly brain surgery. and, by building our own system, it would
>  allow us to    customize it to our 0S needs.
>  
>  microcontroller
>  3. we should have a dedicated microcontroler (something in the PIC17Cxx
>  series)    to (a) access the mem chip and (b) control the multiple I/O
>  devices we can      build into this thing
>  4. by having a micro, it would greatly simplify software on the calc's part
>  of    reading the mem chip, and would allow us to build a "modular link 
> design"
>  
>  "modular link design" 
>  5. this system would allow us to have, as standard, an RS232 port and
>  regular    calc port. we could leave "expansion slots" so that a user could
>  plug in a    custom-made IR or RF tranciever.
>  6. thus, it would also make sense for someone to program a C++/VB, ect prgm
>  so    that a computer could download files from the expander and visa-
versa.
>  7. I believe it would also be a good idea to standerdize our communication
>  protocal, so that calc's with e2 could "shake hands" with other calcs,
>  computers, ect.
>  
>  D/A and A/D
>  8. this part seems unessesary. for all of those who want to play music on
>  their    calc, get a walkman.
>  
>  whew! So guys, tell me what you think. I'm not just standing on a soapbox
>  here. I could _significantly_ contribute to all the points mentioned here.
>  
>  Nick Palko
>  WILLIAMPALKO@worldnet.att.net