[Pharo-project] Make arduino work on linux with cog vm

Mariano Vicente m.vicent at gmail.com
Tue Mar 20 16:21:10 EDT 2012


Thanks a lot.

Could you send me a link with a old vm version?

Sorry but I'm a newie with Pharo :P

Cheers,
Mariano


On Tue, Mar 20, 2012 at 5:08 PM, Pavel Krivanek <pavel.krivanek at gmail.com>wrote:

> Yes, that seems to be a CogVM problem. I tried it now and Cog cannot
> open the port but an old Squeak4.1 of 17 April 2010 [latest update:
> #9957] can.
>
> -- Pavel
>
> On Tue, Mar 20, 2012 at 8:30 PM, Mariano Vicente <m.vicent at gmail.com>
> wrote:
> > Hi Everybody.
> >
> > I'm just started with Pharo, and Arduino. And i like to comunicate both.
>  I
> > instaled the package sent by Ricardo Moran in a Pharo 1.4 with the Cogvm
> > from the Jenkins server, but i can't make the serials port works. The
> > Arduino board, i have, is connected to usb, wich ubuntu detects as
> > /dev/ttyACM0.
> >
> > I tried opening serial ports, like this:
> >
> > sp:=SerialPort new.
> > sp openPort: '/dev/ttyACM0'.
> >
> > sp openPort: 'ttyACM0'.
> >
> > sp openPort: 'ACM0'.
> >
> > sp openPort: '/ttyACM0'.
> >
> > But all they fail with a error saying ""Cannot  open..."
> > After that, i have also, tried this:
> >
> > (1 to: 10000) select:[:port | [SerialPort new openPort:port;close. true]
> > on:Error do: [false]]
> >
> > and had a empty collection.
> >
> > And also tried giving full permissions to the port and executed the vm
> > sudoed...
> >
> > Are serial ports working on ubuntu?. Do i have to download a special
> vm?. (I
> > would like to do a demo of arduino on monday, at work, and i would like
> to
> > do in Pharo.)
> >
> > Cheers,
> > Mariano
>
>
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