PIC Questions

Sandy sganz at wgn.net
Tue Nov 3 20:16:04 GMT 1998


Funny that you bring it up I am looking at the Digikey cat right now!

Thanks
Sandy

At 01:29 PM 11/3/98 -0600, you wrote:
>Sandy wrote:
>> 
>> Another reason for the PIC is that I have not done one yet! So I have an
>> easy project and can get with it now...
>
>Sandy, the digikey catalog usually has a good chart that lists how many
>uarts, a/ds, io lines, etc. each PIC part has.
>
>Digikey also sells two cheapo programming kits.  Stay away from them,
>and get the picstart-plus kit instead.  The cheapo ones are only for a
>few specific PICs, and the software is ancient.  The new picstart
>software is great, but it won't talk to the cheapo programmers.  I
>started a project a while back with a PIC, first real hardware project
>ever, and was really surprised at how well it all worked.  I'm sold on
>PICs.
>
>--steve
>
>> 
>> Sandy
>> 
>> At 12:20 AM 11/3/98 -0800, you wrote:
>> >
>> >> Was looking at the HC11' but the PIC is lower cost and easier to get.
Just
>> >> not needing the power of the HC11, just the i/o. Seems that several
PIC's
>> >> have the same I/O capability so that makes is easy.
>> >
>> >I've looked at HC11 vs PIC too... kept coming back to the PIC.
>> >I also looked at the PIC with more IO vs one with less IO with
>> >some latches... the bigger PIC won easily (pin count!).  I have a PIC16C73
>> >based data aquisition board... drives a character LCD and RS232.
>> >I _didn't_ use the on-board AtoD, but used a Motorola 145051 10 bit
>> >chip instead.  I had to do the serial by hand (but the assembler
>> >macro capability is good - I should post the code).  Used the
>> >interrupt on change inputs to aquire ignition timing - interesting
>> >since this feature is buggy on the 16C73.  Picked up a couple
>> >of duty cycles using the capture inputs...
>> >
>> >Orin.
>> >
>
>-- 
>Steve Ravet
>steve.ravet at arm.com
>Advanced Risc Machines, Inc.
>www.arm.com
> 



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