[Robotgroup] Parts donation

[Robo Al]

I would be interested as well on the PICs and the rc40. I
really like having a PIC with a bootloader.

Alberto

On Tue, 2007-06-05 at 22:20 +0000, douglasee at att.net wrote:
> I can match up those PIC's with bare RC40 boards if anybody is interested. Also, I have a good bootloader for the '877.
> 
> -de
> 
> 
> 
> -------------- Original message from "Paul Atkinson" <pmatkinson at gmail.com>: -------------- 
> 
> 
> > There is an RS-232 based stepper project here. It could be used for lots of 
> > other things by leaving off the FETs and power resistors. 
> > http://cq.cx/pics/next-milling-machine-new-controller.jpg 
> > I believe the Eagle file is readily available for it. 
> > 
> > Paul 
> > 
> > On 6/5/07, Clendon Gibson wrote: 
> > > 
> > > Perhaps it would be a good idea to find a PCB design that would be a 
> > > starter board for the PICs. This would give us a 'smooth' transition from 
> > > the art of PCB photo etch to the art of PIC applications. 
> > > 
> > > ----- Original Message ---- 
> > > From: Paul Atkinson 
> > > To: The Robot Group Mailing List 
> > > Sent: Tuesday, June 5, 2007 11:04:28 AM 
> > > Subject: Re: [Robotgroup] Parts donation 
> > > 
> > > Cool, perhaps we can combine the survey results with some donated parts, 
> > > and 
> > > er... make something. How about a PIC based class or special interest 
> > > group 
> > > (SIG) after we get done with Robo-fest, Marvin's field trip, PCB class, 
> > > etc 
> > > 
> > > Paul 
> > > 
> > > On 6/5/07, Gray Mack wrote: 
> > > > 
> > > > Nice, these are around $8 a piece. 
> > > > I think I saw 5 people interested in PIC programming on the survey. 
> > > > I have several '877s in my stock at all times. Pic16 series are easiest 
> > > > programmed in assembly (you really need a pic18 if you want to do ansi C 
> > > > work) but they are great for timing critical applications like led 
> > > driving, 
> > > > analog input monitoring, servo controllers, motor driving. 
> > > > 
> > > > For example you could write a program for serial to stepper motor driver 
> > > > where you send it X,Y,Z vectors from a PC and it handles the step timing 
> > > (a 
> > > > common problem when driving stepper motors from a PC). 
> > > > Just getting the ideas flowing. 
> > > > 
> > > > -Gray 
> > > > 
> > > > 
> > > > ----- Original Message ---- 
> > > > From: Mark Hinkle 
> > > > To: The Robot Group Mailing List 
> > > > Sent: Monday, June 4, 2007 5:56:16 PM 
> > > > Subject: [Robotgroup] Parts donation 
> > > > 
> > > > 
> > > > I have had a windfall here at work. Some parts were being surplussed 
> > > > and I would up with four tubes of microcontrollers. I have 20 
> > > > PIC16F877 and 25 PIC16F876. I plan on donating five each to TRG. 
> > > > The '877s are 40 pin DIPs and the 876' are 28 pin SOIC. 
> > > > If I get REALLY crazy, I'll toss in a couple of my MC68HC11F1 (in 68 
> > > > pin PLCC) that I have had sitting around for years.. 
> > > > Where do I send them? 
> > > > Cheers, 
> > > > Mark (aka Robomarkov) 
> > > > --------------------------------------------------------- 
> > > > http://robomarkov.livejournal.com 
> > > > --------------------------------------------------------- 
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