[TI-H] Re: PICs in general
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[TI-H] Re: PICs in general
Hi Logan!
I am already familar with the Motorola MC68000 processor.
I#d like to programm also my own send/rec byte routine... Would be nice if u
can help me a little bit.
Then we can both work on it together (TI86 and TI92 should be similar, no?)
Pierre
Cullen Logan wrote:
> I started with PICs a few months ago, and honestly you can learn them in
> a weekend...they are easy and fun. My first little project was
> connecting the TI-86 to an NES game pad so that games could be played
> with an actual controller. I have a pretty detailed description of
> everything involved on my website. http://www.psikan.com
> http://www.psikan.com/nesticalc.php to be more specific. There is asm
> code there for both the PIC and the TI-86. I ended up writing my own
> send/recv byte routine for the calc. I do not really like the built in
> stuff. I have two more weeks of school then I will be able to devote
> lots more time to this stuff, and actually I already have code started
> for MMC cards(SM would be better/faster but harder). This will allow
> for huge amounts of storage, utilizing FAT12 file system, unless I can
> come up with a better one. Anyone who wants help, please ask and if I
> have time I will try. Also anyone out there know of PICs that have SPI
> port and functions built in? If you are looking for a cheap alternative
> to buying the Microchip programmer for the PICs look into the WARP-13.
> It supports about every brand of PIC imaginable, and it is only 70
> bucks. Just google it and you will get some hits.
>
> Regards,
> Cullen Logan
>
> -----Original Message-----
> From: ti-hardware-bounce@lists.ticalc.org
> [mailto:ti-hardware-bounce@lists.ticalc.org] On Behalf Of docydoc
> Sent: Sunday, April 28, 2002 11:58 PM
> To: ti-hardware@lists.ticalc.org
> Subject: [TI-H] Re: PICs in general
>
> Hi!
>
> KiwiCado23@aol.com wrote:
>
> > Does anyone have any advice on where to start learning PIC-craft?
>
> I started with the PicstartPLUS of Microchip itself.
>
> It comes with a complete documentation and the hardware to program EVERY
> PIC.
>
> The PIC assembly lang is pretty easy. U just have to get used to all the
> registers and it's function unless u want to use C or similar.
>
> The kit is about $200 as far as I remember. But u get everything u need
> including the programmer.
>
> Can somebody provide me with assembler routines for the TI92 / TI92+ /
> TI92-II+ for sending a byte
> and receiving a byte tru the link cable (I have the original one by TI -
> the black one).
>
> Should not be a big problem to add some 74HC573 to expand the PIC and 2
> lines for accessing the TI... Maybe also a serial shift register would
> be useful but it all depends on the ay how a byte is received/sent.
>
> Pierre
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