I had/have one of these units back when it first came out. You can run
linux in real time on one of thse boards. But it doesn't have CAN and
uses more power then our PIC boards. I do like it though but it is pricy.
On Thu, 5 Sep 2002, Mario Lombardo wrote:
> Mark, what do you think of this embedded system
> http://www.uclinux.com? I met the inventor. He was just a young
> Canadian guy; less than 25years old in 1999. They used to run SPI on
> the board I saw, but now they run QSPI. I don't know anything about
> the bus; can it be real-time?
>
> I guess they run real-time FDDI on the F-16 fighter jets. They did
> away with a lot of copper so it could be more EMP-hardened and less
> chance of fire and points of failure.
>
> /mario
>
> >On Wed, 4 Sep 2002, Ronan Heffernan wrote:
> >>
> >> I can live with "feable". When working that close to the silicon, I
> >> don't mind using crutches. The last time I had to do a PIC-level
> >> solution, I wimped-out and went with a ZWorld Jackrabbit board. It was
> >> very expensive ($70 each), but it came with a free multi-threaded C
> >> compiler and most of the sensitive electronic work was done (I only had
> >> to deal with TTL I/O ports and supply approx. 5V power).
> >
> >*bah* that's not working close to silicon *g*
> >
> >We design our own boards and I make reccomendations on the pre-production
> >boards. And every time I need to support something I wrote I usually go
> >down to the drawing level. My desk is full of schematics. Then I single
> >step through the asm just to make sure the compiler gets it right (it has
> >known to buck up before* TTL I/O would be awesome if that's all I had to
> >do, but throw in some SPI bus, CAN, serial (485,232), EEPROM (also SPI
> >bus) and things get real dicy at times.
> >
> >One time I had to use the 12CE519 which has no (read: ZERO) interrupts on
> >it and the customer wanted it to do some timing, as in three separate
> >timers running concurrently at different lengths) That code was a work of
> >art. My masterpiece. *grin* And I dare anyone to try and understand it.
> >*grin*
> >
> >------------------------------------------------------------------------
> >| Mark Bishop (mark@bish.net) | Computer Engineer |
> >| 813-253-2197 | Network Engineer |
> >| http://bish.net | Embedded Programmer |
>
------------------------------------------------------------------------
| Mark Bishop (mark@bish.net) | Computer Engineer |
| 813-253-2197 | Network Engineer |
| http://bish.net | Embedded Programmer |
This archive was generated by hypermail 2.1.3 : Fri Aug 01 2014 - 19:03:05 EDT