Electronic rolling display applications advantage disadvantage specificaction

This project can be used for Advertising or for providing information at various places like schools, colleges, government offices, shops, hospitals, railway stations. The Rolling display is prepared using 5 X 8 Matrix LEDs which means LEDs are arranged in a pattern consisting of 5 columns and 8 rows. A matrix of 5 X 8 LEDs contribute to a single character. Here we have used 6 characters which means 6 matrices. The actual physical diamension of single matrix is 60 mm by 60 mm, so diamension of complete display is 360 mm by 60 mm. A keypad used to select which message has to be displayed. These messages are stored in a EEPROM. PC interfacing is used for receiving data from computer.