[GTALUG] GTATLUG talk about Atmel AVR

David Mason dmason at ryerson.ca
Wed Aug 15 23:12:28 EDT 2018


I regret to say that Peter died a week or so ago. He was always curious and willing to experiment with all sorts of things.

I miss him already, although I hadn’t seen him for several years.

../Dave
On Aug 15, 2018, 4:26 PM -0400, Kevin Cozens via talk <talk at gtalug.org>, wrote:
> Greetings, Peter Hiscocks.
>
> I tried sending the following to your Ryerson email address but the message
> bounced so I am trying to get it to you this time via the GTALUG mailing list.
>
> I saw a video of your talk about Atmel AVR parts. Interesting talk. There
> are a few points you didn't make about the AVR microcontrollers.
>
> First, the instruction set is optimized for C. This is one of the reasons I
> chose to use AVR parts instead of PIC. That and no bank switching of memory
> with AVR.
>
> Second, you can use the AVR part without the need for an external crystal in
> many cases unless you are doing something requiring very precise timing. If
> you don't need precise timing you can use the built-in oscillator but it can
> also be calibrated to improve its timing accuracy.
>
> The real "Hello, World" program for hardware (such as microprocessors,
> microcontrollers, CPLDs, and FPGA's) is the blinking light.
>
> The question from the audience "Is the Atmel only on the Arduino?" was
> interesting. A lot of people associate the ATMEL AVR processors with Arduino
> when Arduino is more about the form factor and pinouts on a PCB and the
> software libraries, and programming method than about a given processor. You
> could have an Arduino board that doesn't use an ATMEL part.
>
> --
> Cheers!
>
> Kevin.
>
> http://www.ve3syb.ca/ | "Nerds make the shiny things that
> https://www.patreon.html/KevinCozens | distract the mouth-breathers, and
> | that's why we're powerful"
> Owner of Elecraft K2 #2172 |
> #include <disclaimer/favourite> | --Chris Hardwick
> ---
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