Block diagram

After I had a discussion with my advisor, there is 1block diagram that have been proposed.

this block diagram involved the process on how the project is been implement. 

The process is from RFID tag that  has been scan set up a value for budgeting and another scanner to scan the barcode of an item. At the LCD, it will display the balance of money that we already plan to budget. 

First block diagram that related to RFID and barcode