Re: Ability to drive multiple IR transmitters independantly from PC

[ved_dhuru@xxxxxxxxxxx]

Sorry, intended to include this link the last post:

http://www.rentron.com/sending_data.htm

This is pretty much what i had in mind, just scale it up to a larger
PIC for more channels that you mentioned.

Regards,

Anand Dhuru


ved_dh...@xxxxxxxxxxx wrote:
> Hi,
>
> > I've got a situation where there's a number of identical displays in the
> > same area, and need to be able to switch them on and off individually
> > from a PC.
> >
> > Currently there are 10 identical displays, which accept commands from a
> > remote control to switch on and off (discrete commands for each action).
> > I want something that I can connect up to a PC and will allow me to
> > switch on and off each display individually.
>
> If I understand the above, you just want to swicth the displays on and
> off; not control any other parameter. In which case, why not just
> switch the power?
>
> This would be fairly trivial upto 8 channels by simply using the PC's
> parallel ports to drive a couple of relays; there are a few utilities
> that let you do exactly that; control each bit on the port. Beyond
> that, you could use a PIC with lots of outputs, and connect it to the
> PC over the serial port. The PC indicates to the PI(C what to do with
> each i/o bit.
>
> Regards,
>
> Anand