1. An address sharing method comprising: coupling at least one peripheral device to a communication system; assigning a common configuration address to each peripheral device; assigning a unique range of configuration registers to each peripheral device; sending an address command to the common configuration address; sending a register command addressing a configuration register at the common configuration address; monitoring the address and register commands by each peripheral device; identifying the common configuration address; identifying a configuration register address as being within the unique range of assigned configuration registers for a single peripheral device; and issuing a response from a single peripheral device having the identified configuration register within the unique range of assigned configuration registers for the single peripheral device.