Not exactly a drop-in replacement for the good old NE555, but usefull for many timing jobs where a delay of seconds until hours is needed. Original designed for a coffee-machine containing 3 NE555 ...

A stopwatch is a timer that is used to measure an event anywhere from milliseconds to several hours. We can start and stop the count of the stopwatch at any instant and it can also be reset to zero to ...

Like every other smartphone in the world, Apple iPhone’s camera has evolved from a single lens to multiple in the more recent models, with several camera features, at least concerning the software, ...