
In ancient times people used Hourglass to measure the passage of time. Hourglass is a simple device which consists of two glass bulbs that are connected vertically with a narrow neg. and that allows the flow of sand or fluid from top to bottom. most of the time the flow duration is about one hour that's why we call hourglass. This video is about How to build a digital Hourglass using Arduino.
Materials required for this project
Arduino
ADXL335 accelerometer
8*8 LED matrix
9v battery
download this zip file and extract it . open the Arduino code
Circuit and tutorial
download libraries from here
PASSWORD- ESCHOURGLASS
EDISON SCIENCE CORNER
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