Digital Applied Research and Technology Pte Ltd

• Employs NEW generation of MCU from OKI
• 10Kbyte ROM, 4Kbyte EEPROM (12KB ROM, 8KB EEPROM also available)
• On-Chip Clock Doubler, 400nsec minimum instruction time
• Low Power: 2.7 - 5.5V, Sleep mode available (3mA@3V, 6mA@5V, 9mA@5V double clock)
• DES, Triple-DES, SAFER SK-128 encryption in ROM
• Efficient implementation by MIT postgraduates
• Operating System can be enhanced Dynamically

RdMem	Direct Memory Read (for Card Serial Number)
WrMem	Direct Memory Write (for Issuer Code)
MkSCode	Make Secret Code
UpdSCode	Update Secret Code
ChkSCode	Authenticate (Check) Secret Code
MkFile	Make a new file
UpdFile	Update (Write) data to file
RdFile	Read data from file
DelFile	Delete (Erase) a file, freeing up EEPROM space
FileAttr	Return File Attribute (file length, etc.)
FreeSize	Available EEPROM space for additional files
SelPK	Select Purse File Key
Credit	Credit Purse File
Debit	Debit Purse File
GetResp	Retrieve response bytes
Encrypt	General Purpose encryption
Decrypt	General Purpose decryption
EDnext	Cipher Block Chaining encryption/decryption support
RetRand	Generate a non-repeatable 8-byte random number
Person	Personalised State
Turbo	Enable clock doubler
Init	Re-initialise the card
WipeOut	Erase the SmartCard
Preset	Flip the SmartCard back into Factory/SAM mode