In one embodiment, a computer system provides an application programming interface for augmenting an application API. In one embodiment, the system includes separate automated modules for dispensing, frying and packaging the food. The read address generator and write address generator generate interrupts upon acceptance of final access requests so as to control activation of each data processing module in accordance with the state of each data processing module in interrupt processing. Means for lighting is adjustably supported on an arm placed above the lens so that light from the lamp can shine through the lens and onto the surface of the reading materials. The imaging element includes pixel groups.