[Voyage-linux] looking for a driver circuit to use WRAP GPIO for controlling a relays

[Jake Vickers]

Jan Paulini wrote:
> hello,
>
> does anyone have a diagram of a driver circuit to use the WRAP GPIO 
> for controlling a small relays ? so far i have only found software to 
> use the LPC bus as GPIO and how to read and set the state of I/O's.
>
>
I do not, but I programmed a PIC chip and built a circuit that allowed 
me to control relays through the serial port. Not much to it and it 
allows me to turn on/off either 4 or 8 relays (depending on PIC used).