Quote Originally Posted by Dave View Post
dhouston, Doensn't the pic have an A/D? With a couple of fixed 1% resistors you can have quite a few addresses...
Dave - I had thought of that but I am using the hardware EUSART and the hardware I2C so the only free pin is the MCLR pin which is input only - no ADC.

But, see my answers above - the availability of the ds30 Bootloader for the chips I'm planning to use solves my problem.