With the circuit shown, you set up a monostable multivibrator.
![]() Circuit of a monostable multivibrator with NE555 timer. (Enlarge) |
![]() Circuit diagram of a monostable multivibrator with NE555 timer. |
The switching time T, in which the LED lights up, is determined by the capacitor C1 and resistor R1.
An astable multivibrator can also be built using a NE555 timer...