Digest Number 1420
Archiver
Posts: 46,084
Look into X10 the stamp already has commands for it.
Larry
In a message dated 10/6/02 8:45:47 AM Pacific Daylight Time,
basicstamps@yahoogroups.com writes:
> > Completed the Earth measurements kit experiments and some of the
> > ones from Al Williams book. Time to move on to the next step.
> >
> > I'm looking at making a swimming pool control system. It needs to
> > turn liquid metering pumps on and off which are on household
> > current. From what I've read so far, one way to do this would be for
> > the stamp to control a transistor. The transistor would supply 12vdc
> > to a relay for 110vac.
> >
> > Is this a good approach do you think? I imagine there are probably
> > 5vdc relays for this but, I need to run 4 relays total and I don't
> > think the stamp could directly power them without going chernobyl on
> > me.
> >
[noparse][[/noparse]Non-text portions of this message have been removed]
Larry
In a message dated 10/6/02 8:45:47 AM Pacific Daylight Time,
basicstamps@yahoogroups.com writes:
> > Completed the Earth measurements kit experiments and some of the
> > ones from Al Williams book. Time to move on to the next step.
> >
> > I'm looking at making a swimming pool control system. It needs to
> > turn liquid metering pumps on and off which are on household
> > current. From what I've read so far, one way to do this would be for
> > the stamp to control a transistor. The transistor would supply 12vdc
> > to a relay for 110vac.
> >
> > Is this a good approach do you think? I imagine there are probably
> > 5vdc relays for this but, I need to run 4 relays total and I don't
> > think the stamp could directly power them without going chernobyl on
> > me.
> >
[noparse][[/noparse]Non-text portions of this message have been removed]