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Microcap & Penny Stocks : Patriot Scientific - PTSC -- Ignore unavailable to you. Want to Upgrade?


To: J.S. who wrote (6108)1/19/1999 3:42:00 PM
From: Urlman  Respond to of 8581
 
Hmm what do you guys think? Should Dave use the PSC1000???
;-)
interesting 32-bit microcontroller

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From "Dave Berkeley" <dave@rotwang.freeserve.co.uk>
Organization Customer of Planet Online
Date Tue, 5 Jan 1999 23:12:17 -0000
Newsgroups comp.robotics.misc
Message-ID <76u65k$lkh$1@news7.svr.pol.co.uk>

------------------------------------------------------------------------

Hi All

Has anyone any experience using the Patriot Scientific PSC1000
microcontroller? If anyone is interested in cheap fast powerful
microcontrollers, take a look at ptsc.com

I have been looking for a suitable processor for mobile robots for some
time, and I like the look of this one. I do not program in FORTH (I did a
bit of it in the 1980s), but liked the elegance of the language. I was also
impressed by, but never used, the Novix processor that was optimized to run
FORTH. The Patriot processor looks very like a 32-bit Novix. As Java
byte-code has strong similarities with FORTH, this processor should be
highly efficient at running Java. It is also refreshing to see an
alternative to the Intel / Motorola "stuff it full of transistors" approach
to design; this one uses a mere 137,500.

The application notes detail progamming the io pins to generate video in the
background, which although not very usefull for mobile robots, does show the
versatility of the io. It also has DMA support. The data sheet states 165mW
power consumption at 3.3V running at 100MHz. Is this real?

I would like to program it in C++ and Java. I know they have Java and C
support, but not C++ as far as I am aware. I'm afraid that I have already
spent too much of my life writing in C, and having moved to C++ I would miss
the luxury of all the OO support, and the STL. The assembler looks pretty
straightforward though.

Has anyone tried using it?

Dave Berkeley