[Coco] I2C - Is it possible?

T. Franklin tim at franklinlabs.com
Sat Jul 23 11:07:38 EDT 2011


I, for one, would see no problem with doing this on a CoCo.I2C is a "synchronous" transmission (i.e. has a clock signal), whichmeans that the timing is less critical than if it were asynchronous. I've doneonly one I2C design in the past and found it to be very forgiving. But it is aserial interface, which means that there are inherent delays that could hamperour dated CoCo.

-----Original Message-----
From: James Dessart [mailto:skwirl42 at gmail.com]
Sent: Saturday, July 23, 2011 08:34 AM
To: 'CoCoList for Color Computer Enthusiasts'
Subject: Re: [Coco] I2C - Is it possible?

On Sat, Jul 23, 2011 at 4:42 AM, Nick Marentes  wrote:> Just wondering if anyone has any idea if it's possible to 'bitbang' an I2C> interface on the CoCo?>> There so many tiny I2C circuits available (including VGA) that I was> wondering if there was any way to bring some of these devices to the CoCo?Wikipedia has this to say:http://en.wikipedia.org/wiki/I²C#Example_of_bit-banging_the_I2C_Master_protocol-- James Dessart--Coco mailing listCoco at maltedmedia.comhttp://five.pairlist.net/mailman/listinfo/coco



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