In this case, [Tod] wanted to use a momentary tactile switch to turn something on and off. Instead of going with a microcontroller he built the circuit around a 555 timer .

Sometimes less is more. This is especially true when dealing with microcontrollers with limited I/O pins. Even if you have lots of I/O, sometimes you are need to pack a lot into a little space. [Hu… ...

The series includes the WDRR Din-rail receiver, WPMM monitor, WLS heavy-duty limit switch, and WGLA global limit switch. The series use the global, license-free RF wireless 802.15.4 WPAN protocol that ...

“The switches benefit from a low profile height of 4.3mm, a sharp tactile feel, low contact resistance, as well as only a small bounce noise.” By ‘thin’ the company means that the 6.5 x 6mm switch ...