usb driver problem

Thomas McGrath III mcgrath3 at
Sun Jan 23 09:34:19 EST 2011


I am using OSX 10.6.6

Downloading your stack now so at least we can be on the same page for testing.


-- Tom McGrath III
3mcgrath at

On Jan 23, 2011, at 5:46 AM, Claudi Cornaz wrote:

> Tom and all,
> What I have found about these settings is the baudrate of course and then 8 databits 1 stopbit no parity. That's it.
> I have found this info in the pref file of the arduino IDE, which is in the users library/Arduino folder.
> I have now connected a LCD screen and keypad to my arduino to get some more feedback I hope to what I am doing
> and I am writing a simple test stack/scetch combo to do the further sleuthing. As soon as I have this finished/working I will post both
> so you can try it. I hope I can manage to do it today.
> Tom which version of OSX are you using, since with 10.5 I can send and recieve in livecode but alas with 10.6 not yet.
> I use: constant kSerialSettings = "BAUD=9600 PARITY=N DATA=8 STOP=1" for the serial settings
> I have no idea yet what changed between 10.5 and 10.6 and wether that's the change or that there is a difference
> in the installed usb/serial driver. With 10.5 the  /dev/cu.usbmodem3d11 driver gets installed
> and with 10.6 it's the    /dev/cu.usbmodem3a21  driver. So depending on the os version there is a different driver
> and the problem might be in that driver.
> Best wishes,
>   Claudi
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