PIC Questions

Sandy sganz at wgn.net
Tue Nov 3 16:27:17 GMT 1998


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

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.
> 



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