ie,.. From 774, 'circuitry shut down'

''15. A device as defined in claim 1, wherein the control circuit includes a microprocessor having logic instructions for detecting and disabling circuits within the device which can be disabled while not in use, while maintaining other systems in operable status for battery power conservation.

16. A device as defined in claim 15, wherein the microprocessor also includes circuitry shut down means for reducing power requirements of the circuitry on the battery power source down to a minimum circuitry operating level equal to the minimum operational power level of the microprocessor.

17. A device as defined in claim 16, wherein the microprocessor also includes circuitry shut down means for reducing power requirements of the circuitry on the battery power source down to a minimum voltage level sufficient only to trigger the microprocessor to awaken the microprocessor to at least a minimum operating level.''

e