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advanced_relay_fan_control

analog-hall-effect-sensor

Using analog hall effect sensor to detect magnetic field.

arduino-ds1302

Arduino library for the DS1302 Real Time Clock chip

bluetooth-driving

chemical-gas-sensor

This chemical sensor is to detect the smoke and flammable gases.

color-detection-sensor

This code designed to detect only three colors(Red, Green, Blue), took one of the highest value of colors.

ir-technology

lottery_generator

I create the lottery generator for fun. In this project, when I press first button, select 5 numbers between 1 to 70 and select single jackpot number between 1 to 25. If I want to reset, press second button..

measuring_distance

By using the Sonar sensor (ultrasonic sensor), turn on the alarms when it detects object less than certain ranges. This can approach to the parking assist.

photo-interrupter

To practice how to use the Photo-interrupter and develop by using interrupt function.

relaymodule-coolingfan

By using the relay module, the magnetic-relay will control 120V or 240V to turn on/off the cooling fan when it reaches certain temperature.

rtc_module_devicecotrol

simple-laser-security-alarm

temperature-sensor