Fortunately, the ubiquitous LM555 timer (non-CMOS versions) can serve as a very inexpensive and capable driver. With its powerful totem-pole output and a 4.5- to 16-V supply range, the LM555 can ...

The camera took over 120 photos on our trip logging the time, while the GPS logged the time and location. It would take way too long to post all 120 photos (and most are the backs of cars) so ...

The design is comprised of LM555 timer which provides the pulse generation and precision timing. It is also a stable controller capable of monostable or astable operation. The 74HCT4017BQ device is a ...