Events & Messages

Paul

Ard

Ales

v2.0

Generic Exceptions

HardwareFail – the device does not respond

HardwareMalfunction – some part of the device is not working correctly Device still responds and knows what is wrong Example are: Device is jammed, a part is not

functioning.

Card slot events/messages Events: Card slot ATMSoftware

Card inserted Card removed

Messages: ATMSoftware Card slot Retrieve card information Send card to invalid card stack Eject card

Exceptions InvalidCard - card is unreadable/invalid CardStackFull - invalid card stack full EjectCardFail - unable to eject card

Bill slot events/messages

Slot for withdrawing bills Bill slot ATMSoftware

Bills taken ATMSoftware Bill slot

Eject bills Retrieve bills

Scanner events/messages

Bill counter ATMSoftware Valid bill counted Invalid bill detected

Scanner ATMSoftware Valid money added Invalid money scanned Start scanner Stop scanner

Central vault events/messages

Vault ATMSoftware Vault empty Vault refilled Deposit vault full

ATMSoftware Vault Retrieve x amount of y bills

Deposit events/messages

Coin slot ATMSoftware Coin of value x inserted Invalid coin inserted

ATMSoftware Coin slot Return coins

Bill slot + counter handles deposited bills

Input vault events/messages

ATMSoftware Vault Send money to central vault Return money back to client

Printer events/messages

Printer ATMSoftware Out of paper Out of toner

ATMSoftware Printer Print data x Check paper status Check toner status

UI events

Keyboard ATMSoftware Key x pressed

ATMSoftware Screen Display bitmap

ATMSoftware Speaker Play sound x

Security events

Security sensors ATMSoftware Intrusion detected

ATMSoftware Security sensors Request status

Bank server events/messages Bank server ATMSoftware

Welcome screen Software update

ATMSoftware Bank server Authenticate PIN + card number for account x

Response Retrieve balance on account x

Response Withdraw amount x from account y

Bank server events/messages (cont) ATMSoftware Bank server

Deposit amount x on account y Request maintenance Intrusion detected Get transaction fee

Response Cancel withdraw transaction

Maintenance Device failure

Mechanic needs to bring a new device Device malfunction

Mechanic needs to bring tools Toner empty

Mechanic needs to bring new toner Paper empty

Mechanic needs to bring paper Low on banknotes

Bank needs to transfer money to the ATM Card stack full

Bank needs to empty invalid card slot Deposit box full

Bank needs to transfer money to the bank

Changes in requirements

Changes in requirements Card Slot incl. card reader

Detects card inserted Can eject card Detects card is removed from the user Can read card information Can send card to invalid card stack Card error (unreadable, …)

Changes in requirements (cont) Invalid Card Stack

Stores the cards that are confiscated Can notify if card stack is full Card stack error

Changes in requirements (cont) Banknote/coin vault incl. dispenser and intake

apparatus Money validation scanner Central vault

Changes in requirements (cont) Scanner

Classify input banknotes / coins – one banknote / coin at the time

Money input can be disabled or enabled by a message If valid

detect monetary value send to input vault notify what money was send to input vault

Invalid money is immediately returned Supports only specific ATM currency

Changes in requirements (cont) Incoming vault

Can retrieve money It can return all the money out of ATM to user It can send all the money to the central vault “Incoming vault” error

Changes in requirements (cont) Central vault

Stores a money Can return specific amount of money Central vault error

Questions?

Version 17. October 2008 Changes in messages and requirements