1. Merijn Benjamin Christina
ATM Requirements
Merijn
Benjamin
Christina

2. Basic Requirements UI for interaction
Allow use of credit cards and debit cards
Verify card holder by PIN code
Allow cash withdrawal from bank account
Allow cash deposit on bank account
Check balance
Printing

3. User Interface Screen for displaying information
Dialog: Welcome screen with instructions
Prompt: Enter PIN code screen
Prompt: Select action (withdraw/deposit/balance)
Prompt: Enter withdrawal amount
Prompt: Select receipt or not
Dialog: End transaction screen

4. User Interface Screen for displaying information
Dialog: Welcome screen with instructions
Prompt: Enter PIN code screen
Prompt: Select action (withdraw/deposit/balance)
Dialog: Display deposited amount
Prompt: Finish depositing cash
Prompt: Select receipt or not
Dialog: End transaction screen

5. User Interface Screen for displaying information
Dialog: Welcome screen with instructions
Prompt: Enter PIN code screen
Prompt: Select action (withdraw/deposit/balance)
Dialog: Display balance
Prompt: Select receipt or not
Dialog: End transaction screen

6. Card Type Identifies card holder, type and bank account Credit card
Daily and monthly limits with credit card company
Debit card
Account balance in bank
Daily and monthly limits in bank

7. Identification PIN verification
Communicate with bank to verify card holder
Allow limited number of attempts
Card verification by chip

8. Withdrawal Authenticated user can choose withdrawal amount
Maximum amount is constrained dependant on card type
Minimum amount is constrained by smallest available cash
Cashout set of bank notes according to
What notes are left in the ATM
What is most convenient for the user

9. Deposit Authenticated user can deposit money
Allow user to enter cash into the machine
Both bank notes and coins
No maximum (besides physical space in machine), no minimum
ATM counts value of deposited cash
ATM deposits amount on bank account
Print receipt (optional)

10. Check balance & printing
Authenticated user can check balance without withdrawing/depositing
Balance is also checked when withdrawing from debit card
ATM can print receipt after:
Checking balance
Withdrawing cash
Depositing cash

11. Other stuff Operation on network failure during transaction?
Multiple accounts per customer
Signal need for refill when low on cash
Language selection
Currency conversion for foreign card use?
ATM authentication/identification