The present disclosure provides a surgical instrument control circuit. The control circuit includes a primary processor, a safety processor in signal communication with the primary processor, and a segmented circuit. The segmented circuit includes a plurality of circuit segments in signal communication with the primary processor. The plurality of circuit segments includes a power segment. The safety processor is configured to transition the primary processor and at least one of the plurality of circuit segments from an active mode to a sleep mode and from the sleep mode to the active mode.