Patent attributes
An apparatus for testing a storage battery includes an input configured to select a printer protocol from a plurality of printer protocols. A memory contains a plurality of printer protocol selection commands. Each of the printer protocol selection commands corresponds with each of the printer protocols. A processor is coupled to the input and the memory such that the processor can retrieve one of the plurality of printer protocol selection commands that corresponds to the selected printer protocol. A communication interface is configured to send the printer protocol selection command to a printer, the printer protocol selection command is configured to cause the printer to communicate in accordance with the selected printer protocol.