Electronic device for reminding a user of the upcoming and/or the termination of a periodic repetitive event

摘要

A microcontroller (1) has a programmed area of read only memory (2) and sends information to a display (4) through an electrical connection (3). A calculator counts down the days to an event from a preprogrammed number set during manufacture and some days before completion a warning audio or visual signal is delivered. A second audio or visual signal is sent at the end of the countdown