Patent ID: 6854053

Claim:
A method of identifying a plurality of slave processors using a master processor, comprising: assigning a unique identification code to each of the plurality of slave processors; transmitting a first attention command from the master processor to the plurality of slave processors; transmitting a request for data from the master processor to the plurality of slave processors, the request for data includes a second attention command, a request slave identity command, and one or more classification characters; determining whether one of the plurality of slave processors unique identification code matches the classification characters; if no matches, incrementing a last added classification character, if only one matches, identifying one of the plurality of slave processors, and removing a last added classification character; if more than one matches, adding a new classification character, and setting the new classification character to a minimum identification code character value; and repeating the steps subsequent to the transmitting the first attention command until the plurality of slave processors have been identified.