[TriEmbed] Using SPI
Pete Soper
pete at soper.us
Wed Apr 2 11:57:53 CDT 2014
No sweat, Carl. I do this very frequently, assuming we're talking about
Atmel chips. For programming purposes the reset line is yanked in
specific ways that invokes the chip's low level programming protocol,
while for SPI devices there is a specific chip select line for each
device that avoids interference with either the programming scenario or
some other SPI peripheral.
-Pete
On 04/01/2014 09:40 PM, Carl Nobile wrote:
> Hi all,
>
> Is it possible to use the SPI pins on a mircorcontroller for two
> purposes? For example used to burn the hex image and when not burning
> the image then in normal running mode used to control motor speed,
> etc. or something similar. My guess is yes, but I haven't figured out
> how to do it.
>
> Carl
>
>
>
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