Sunday, 7 December 2014
ANDROID BLUETOOTH BASED COLLEGE NOTICE BOARD USING SCROLLING LED
ANDROID
BLUETOOTH BASED COLLEGE NOTICE BOARD
USING
SCROLLING LED
ABSTRACT:
The
main objective of this project is to develop an embedded system, which is used
for
spontaneous advertisement using led’s by using anroid bluetooth module.
a days
every advertisement is going to be digital. The big shops and shopping centers
are using the digital moving displays now. In railway station and bus stands
everything that is ticket information, platform number etc is displaying in
digital moving display. But in these displays if they wants to change the
message or style they can send message through using android bluetooth by
using this project if they want to display messages about something crucial
within 5 minutes, they can display whatever they want.
Led
displays are used in variety of applications, such as store signs, billboards
and so on. In recent years it is commonly used in destination signs on public
transport vehicles. Led panels are also used for the purpose of general
illumination, task lighting and for stage lighting. Display systems are
classified into single line displays, and multil ine displays. A standard led display board consists of led
lights arranged in 8 rows x 128
columns, with each led placed at a pixel of 5mm. Displays boards of any length
and breadth can be made by combining more than one of these standard units.
These display units are capable of displaying messages of any kind, including
alphanumeric, numbers etc., in static or scrolling formats. The led displays
can show messages in various colors like red, amber, blue and yellow as well.
BLOCK DIAGRAM:
POWER SUPPLY:
ADVANTAGES:
- LOW COST
- AUTOMATED OPERATION
- LOW POWER CONSUMPTION.
APPLICATIONS:
- Colleges uses like notice board
- Railway stations, bustands, public places for notification display
- DOWNLOAD LINK
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