IC 555 Timer Pro

Installs

< 100

Rating

0.0

Rating count

< 100

Category	Books & Reference
Developer	ALG Software Lab SIA
Price	3.99
First release	6/12/2024 (last year)
Version	2.0
In-app purchases	No
Contains ads	No
Content rating	PEGI 3
Package name	com.algsoftlab.timer555pro

View on Play Store

Core Metrics

Data Breakdown

Date	Installs	Version
6/8/2025	59	N/A
5/29/2025	59	N/A
5/28/2025	59	N/A
5/27/2025	59	N/A
4/6/2025	49	N/A

Details

This application includes around 60 tutorials and diagrams featuring the IC 555 series. It is designed to be useful for both beginners and experienced electronics enthusiasts, students, and engineers. The app serves as a handy reference for creating a variety of electronic circuits and projects using 555 timers.

The content is available in the following languages: English, French, German, Indonesian, Italian, Polish, Portuguese, Russian, Spanish, Turkish, and Ukrainian. The app also features a full-text search function.

It covers a wide range of topics, calculators, and guides, including: 

Schematic diagram and operating modes
 • 555 Timers
 • Internal structure
 • Series 555 pinout
 • Series 556 pinout
 • Series 558 pinout
 • Timers based on CMOS technology
 • Monostable mode
 • Bistable mode
 • Astable mode
 • Schmitt trigger
 • Connecting modules from Arduino Sensor Kit

LED indication
 • Connecting LEDs
 • Two-way LED connection
 • KY-008 laser transmitter module
 • KY-034 Automatic Flashing Color LED Module

Sound alarm
 • Sound alarm
 • Two-tone siren
 • KY-006 passive buzzer module
 • KY-012 active buzzer module

Relays
 • Relay control
 • KY-019 relay module

Pulse Width Modulation
 • Pulse width modulation (PWM)
 • Generator with fixed duty cycle 50%
 • Circuit with a duty cycle of less than 50%
 • Electric motor speed controller
 • KY-009 RGB full color LED SMD module
 • KY-016 RGB full color LED module

Light sensors
 • Light level detector
 • Light sensor-comparator
 • KY-018 light measurement module

IR sensors
 • KY-010 photo relay module
 • KY-026 flame sensor module
 • Timer with optocoupler input

Microphone sensors
 • KY-037 microphone module
 • KY-038 microphone sound sensor module

Vibration sensors
 • KY-002 vibration switch module
 • KY-031 knock sensor module

Temperature sensors
 • Temperature sensor
 • KY-013 analog temperature sensor module
 • KY-028 temperature sensor module

Movement sensors
 • KY-017 mercury tilt switch module
 • KY-032 obstacle avoidance sensor module
 • KY-033 line tracking module
 • KY-020 tilt switch module

Magnetic field sensors
 • KY-003 Hall magnetic sensor module
 • KY-021 magnetic reed switch module
 • KY-024 linear magnetic hall module
 • KY-025 reed switch module
 • KY-035 analog magnetic Hall sensor module

Touch sensors and buttons
 • Eliminating contact bounce
 • KY-004 button module
 • KY-036 touch sensor module
 
Voltage converters
 • Voltage doubler
 • Negative polarity voltage converter

The content of the application is updated and supplemented with the release of each new version.
Note: The Arduino trademark, as well as all other trade names mentioned in this program, are registered trademarks of their respective companies. This program is developed by an independent developer and is in no way affiliated with these companies

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