Re: Arduino virtual modem project

[dabone <dabone@gmail.com>]

On Tuesday, February 5, 2013 3:20:21 PM UTC-5, Payton Byrd wrote:
> On Tuesday, February 5, 2013 1:53:36 PM UTC-6, Steve Nickolas wrote:
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> > On Tue, 5 Feb 2013, Payton Byrd wrote:
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> > > Just thought I'd pass along some news from the Commodore world.  I've 
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> > > been working on virtual modem implemented as an Arduino sketch.  I have 
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> > > the communications basically nailed down and am about to start the Hayes 
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> > > command parsing.  Was wondering if anyone is interested in this project. 
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> > > Right now it only uses TTL level serial as it's wired up to the 
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> > > Commodore userport.  Does the A2 line work ok with TTL level serial, or 
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> > > would I need to add a UART to bring the levels up to RS232 standard?
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> > Generally serial is implemented by a card containing a 6551, which I think 
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> > is a UART.
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> > -uso.
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> OK, found a suitable RS232 shield.

Did you implement your own hardware handshaking? I've farted around with doing this, but stopped when none of the serial libs supported it.

Later,
dabone