End-user accessing Squeak "program" from a VT220 terminal?
ned at bike-nomad.com
Mon Feb 17 16:40:57 UTC 2003
On Monday 17 February 2003 04:18 am, David T. Lewis wrote:
> On Fri, Feb 14, 2003 at 08:59:46AM -0800, Ned Konz wrote:
> > * Ian's VT* emulators and TelnetMachine (can be used to interpret
> > cursor motions, and maintain a character map)
> > * the SerialPort (which, alas, must be polled (anyone up for
> > making a blocking SerialPort implementation using the async file
> > support?)
> Yes, I am. Unix only so far. Hopefully there will be some
> equivalent mechanism for non-Unix platforms too.
> Ian's "aio" events can be hooked up to Smalltalk semaphores such
> that a data available event on a file, socket, or pipe will signal
> the Semaphore in Squeak. The primitives are in UnixOSProcessPlugin
> (http://swiki.gsug.org:8080/sqfixes/3000.html) and are included in
> Ian's most recent VM release. It works very well, and should do
> fine for /dev/ttXXX also (although I have not actually tried a
> hardware serial port).
> Supporting code on the Squeak side has not been released yet, but
> if anyone desperately needs an advance copy, send me email.
If you have something, I'd be interested. I'm starting a project that
uses a USB-to-serial IC to talk to a PIC microcontroller.
GPG key ID: BEEA7EFE
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