Patent ID: 8368928

Claim:
An electronic device system comprising: a first device that belongs to a first class and executes a first processing; and a second device that belongs to a second class, which is different from the first class, and executes a second processing, wherein the first device includes a data acquiring unit acquiring a first command in a specific data format, which is being analyzable by the device of the first class, a first control unit executing the first processing on the basis of the first command, a device driver having a command generating unit, which converts a parameter in the first command to generate a second command to be transmitted to the second device, a first analyzing unit analyzing the first command and transmitting the first command to the first control unit or the device driver, and a host communication section transmitting the second command including the converted parameter to the second device on the basis of a response signal from the second device indicating that the second device belongs to the first class even though the second device does not belong to the first class, and the second device includes a device communication section in which the first class is set as a class to be indicated in the response signal to the first device even though the second device does not belong to the first class, a second analyzing unit analyzing the second command including the converted parameter, and a second control unit executing the second processing on the basis of the second command including the converted parameter, wherein the first device is a printer, and the second device is different from a printer, and wherein the first class is a printer class, and the second class is different from printer class.