Touch Key 555 (CB1278E)
- Details
- Published: Monday, 05 November 2018 21:36
- Written by Newton C. Braga
We found in an old documentation how to use a 555 as a monostable key. The circuit should not be powered by a transformerless source. The 7555 (CMOS) is more sensitive in this type of application. The circuit can be used as a shield for microcontrollers.
