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X2 X-axis Stepper motor Power Feed - (possible CNC conversion?)
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Bluechip:

--- Quote from: craynerd on September 12, 2010, 05:13:52 AM ---Yes, your right about the 2k code limit BUT the software is identical, you just add a licence key and it removes the limit. Well I`m sorry it didn`t work for you, I`m still not entirely sure why.
Chris

--- End quote ---

Not sure it is identical. I come up with version 8.2, not the same as yours ..

No matter, the uChip C18 works fine, or so it seems.
So, I'll go with that.

Not sure whether C18 has the 'macro' gizmos yours has, but I don't have any need for them anyway at this time ..

Onward and Upward ... and back to getting about 2 tons of tomatos off. Bugger. Why do they all ripen at once? Most irresponsible of 'em.

Dave BC
DMIOM:

--- Quote from: Bluechip on September 10, 2010, 04:49:51 AM ---...... C compiler. Which did you use ?. ................
--- End quote ---

Dave (BC)

FWIW I've had to use a variety of C compilers - I use C and C++ for PCs, and Paradigm C++ for embedded x86 (TERN) boards. When we started using PICs (app 2004) I bought the IDE from Forest Electronics (Fored) as, at that time, it seemed to offer the best value combination for dipping our toes into the PIC world.

The Fored "Wiz-C" system (IIRC, originally branded "PIC-C" / "Pixie" but changed possibly due to copyright issues) has an IDE with an ANSI compiler, a text editor (albeit with some quirky keystrokes), a graphical building blocks editor where you drag & drop elements (which I don't use), in-circuit debugging, and, most importantly for us, a simulator.  Whilst there is no native version control system, I use the same Subversion/Tortoise which I use across other development toolsets as well.

The Fored system has done OK for us, once I got used to it; the code it produces is good, tight and reliable; and we have developed a number of systems which both I and my clients are happy with.

Fored do provide updates and bug fixes (although the Yahoo group can be a quicker resource); but the biggest problem for Fored, as a small development outfit, seems to be keeping up with the perenially evolving PIC family (both in terms of processor definitions and also adding new support libraries) - this may not be an issue in a hobby environment but can be in a commercial one.

Was it the right thing to buy in 2004? yes, even in hindsight, I still think so.

Would I buy it again now if I was starting over again with relatively little PIC experience? quite possibly.

Would I buy Fored now for serious, open-ended commercial development? knowing what I do now, almost certainly not.

Am I going to stick with Fored? .... that's a harder question.  We have a certain investment in Fored, something in capital terms but far more in terms of time and developed code.  However, since starting with Fored, we have also built up a significant Proteus ISIS/ARES system.  We already use the Proteus mixed-signal simulation - but Proteus also have MPLAB integration and a PIC simulator.  If, for example, we move to using dsPIC (which is not supported by Fored) we will have to move to a new IDE and compiler, and in fact last winter I started a low-priority project to assess the implications of migrating to either Microchip's own, or HiTech C compiler.

Dave (IOM)
Bluechip:
Hi Dave (IOM)

That looks interesting. £50 is not a killer is it, if you need the full Monty? Good link  :thumbup:

Having got C18 up and running, I'll stick with that for now. Even when the Optimizer doins times out, it's very likely much more than I'll need.

IOM ? Is that Okells still going? Very effective at erasing brain cells IIRC  :lol:

Dave BC



 

z3t4:

--- Quote from: Bluechip on September 11, 2010, 06:46:29 AM ---I have never yet found any 'tutorial' or whatever that actually assumes you know nothing about it.
Dave BC


--- End quote ---

Hi Dave

Speaking as another who's interested in messing with PICs but (in my case) almost entirely devoid of any skill or knowledge, I'm finding the Gooligum tutorials really helpful. Apols if you've seen these already.

John
Bluechip:
Hi John

Have seen that one. Some useful bits on it. I'm on MPLAB C18 at the moment, all I could get to download and perform.
Quite a lot of tutorial sites seem to use Hi-Tech C, CCS,  or some other compiler. Never too sure whether code works on C18 or not. Usually yes, but there are exceptions it seems ...

Not done too much lately, waiting for the weather to close in .. not long to Crimbo now  :D  :D ..

Pratting about with uChips seems more appropriate when it's too miserable to be out.  ::)

Dave BC

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