The 555 timer is one of the most versatile integrated circuits available. It can generate PWM signals, tones, and single-shot pulses. You can even put one in a bi-stable mode similar to a flip flop.

When a Raspberry Pi is overkill.

Characteristics and contrasts with microprocessors. Hints on selecting and deploying microcontrollers. What might be on the horizon for microcontrollers, especially the competition between Von Neumann ...

With all the battery technologies and modern low-current sleep modes in most microcontrollers, running a sensor and ...