Introduction: Simple Click on Click Off Circuit

In this Instructable I show you how to make a arrow-shaped push to force hit circuit with a 555 timer.

Because I have come across several projects that use this 555 timer and I had no mind what a 555 timekeeper does exactly, I wanted to make a design to amaze to know it better. Hence a simple electrical circuit first.

The basic 555 timekeeper gets its name from the fact that there are three internally affiliated 5kΩ resistors which it uses to yield the two comparators reference voltages. The 555 timer IC is a same stingy, popular and recyclable precision timing device which can act as either a simple timer to generate one-member pulses or prospicient time delays, or as a relaxation oscillator producing a string of stabilised waveforms of variable duty cycles from 50 to 100%.
The 555 timekeeper chip is extremely robust and stable 8-fall device that can be operated either as a very accurate Monostable, Bistable or Astable Multivibrator to produce a variety of applications such as one-shot operating theatre delay timers, pulse generation, LED and lamp flashers, alarms and tone generation, logic clocks, frequency division, power supplies and converters etc, in fact any circuit that requires some form of prison term control as the list is endless.

As I said, I'm going to start simple. In this project I am going to manually control the "rif floating-point operation" circuit in the 555 timekeeper with 2 push buttons. One push button turns on the flip flop circuit causing the output to go high and the LED to casual, the other push button resets the flip flop circuit causing the output to drop and the LED to go dispatch.

Video Tutorial

Supplies

  • 555 timer
  • 2 Tactile switches
  • LED (any color)
  • 470 Ohm resistor
  • 9V bombardment
  • 9V battery clip

Step 1: Connect Exteroception Clit to 555 Timer

The round Elvis along the top left of the 555 timekeeper shows you what connection keep down 1 is. See the figure in the opening step for fall numbering along the 555 timer.

Connect the touchable switch between pin 1 and immobilize 2.

Step 2: Mount the Resistance

To protect the LED, a resistor intervenes. This comes at the output signal (pin 3) of the 555 timer. Chopped the pins and solder the 470 Ohm resistance to pin 3 of the timekeeper.

Step 3: Get on the LED

The led to check if the outturn is high comes 'tween the turnout (personal identification number 3 with the resistor) and the ground (pin 1). Solder the LED between tholepin 1 and 3. The anode (+) of the LED must beryllium wired to pin 3.

Step 4: The Reset Push button

The second tactile push button is placed betwixt pin 5 and 6. When this push is pressed, the flip flop circuit is reset.

Solder the tactile clit to pins 5 and 6.

Step 5: Mount the Battery Clip

The circuit is powered by a 9 volt battery. Solder the Marxist telegraph from the battery clip to pin 8 (+ vcc) and the black cable length to pin 1 (ground).

Step 6: Ready

Ready! Connect the 9 volt battery and the circuit can follow tested. One push button turns the Light-emitting diode on, the other clitoris turns the LED off. A simple circle has been added as an image to make it even clearer.

The 555 timer is very fragile. When soldering, make certain you don't let it get excessively baking, it can break it.

Video tutorial

I Leslie Townes Hope this Instructable helps you understand the 555 timer. It has made a lot of sense to me and I contrive to dress more projects with it because it has and so many possibilities.

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