05-12-2012, 02:05 PM
Smart trolley for malls
smart trolley for malls_2.doc (Size: 49.5 KB / Downloads: 30)
Trolley unit:
in this unit the µc is attached to a rf/barcode reader. the user has to put the items in the trolley as the user puts the items in the trolley the reader on the trolley reads the tag and sends it to the µc. The µc then stores it in the memory and compares it with the lookup table .if it matches thenit shows the name of item on lcd also the total amount of shopping is displayed on lcd.
Billing unit :
As soon as the shopping is over the user comes near the billing section and sends the total bill wirelessly to the billing pc.the billing pc has the v.b. s/w which then collects the data from the µc and displays the bill.
Specifications of project:
Microcontroller: 89s52 :
We are choosing 89s52 for following reasons:
Cheap, easily available
Programmer available in college
Plenty guidance available