On Jun 3, 4:21 am, Torfinn Ingolfsen <ti...@home.no> wrote:
> On 06/03/2012 09:23, Tarkin wrote:yes....
> > Context:
> > Noting that older crt-based serial terminals are dying off, I've
> Great! Kind of the way PockeTerm works:http://www.brielcomputers.com/wordpress/?cat=25
> > The best of the micro controller designs I've seen use two PICs- one
> Then you haven't look hard enough. There are a lot more than PIC
Propellers, to my mind, are actually more than one microcontroller.
> > A) Is the 6845 even feasible as a video signal generator? It seemsCorrect. But if I was.....
> > more like a glorified DRAM refresh controller...
> > B) Can the 6847 be used standalone, without an r/f modulator?
> > I.E., can one simply tap the Y output for monochrome video, and/or
> > Y + ϕA + ϕB for color (S-Video)?
> You do not need a specialized chip to generate a video signal.
> Any fast enough microcontroller with enough pins can do it, usingYes. The PIC Pong is one of the oldest.
> resistors as a D/A converter.
> For both composite and VGA output. Some example quickly found with Google.The Propeller may be worth a look, although it would make more sense
just to build the rest of a CP/M emulator with the remaining cores...
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