Quote Originally Posted by nukte View Post
Hi Darrel
Your suggestion worked just right, and now the LEDS's light up just as I thought (hoped) they would. So thanks ever so much for the help.
Great! One step down.

For step 2, you'll just need to set the HAEN bit (bit3), in the IOCON register (address 5). Which enables the Hardware Address pins. Without it, all chips respond to address 00.

hth,