DESIGN IDEAS
- CMOS IC Makes Low-Cost Digital Potentiometer

- Power Management In The ST62


-
Automatic Power-Off Circuit Saves Battery

- Simple PC Smart Card Reader Enhancement

-
Digital Position Encoder Does Away With ADC

-
Single-Supply RS-232 Transmission Without Level-Translator ICs

-
µC Controls Charge Pump As Background Task

-
Clock Multiplier Circumvents PLL

- Drive Smart Cards With A Low-Cost MCU's UART 

- Wireless “Battery” Energizes Low-Power Devices

- Harvest Energy Using A Piezoelectric Buzzer

- Drive A Single-Coil Latching Relay Without An H-Bridge Circuit

DESIGN CONTESTS
- The Mobile Phonebook

- The CheckPoint Charlie

- The Lord Of The Keys

- MoneyPenny

- Enigma

- Bye Bye Standby


- Flower Power

ARTICLES
- Mobile Phone Book: M16C/62P Based Data Backup System

- Internet Password Manager

- RFID Payment Terminal 

- Tecnología NFC Para Aplicaciones De Proximidad Seguras

- The Green Standby

- Flower Power

CONTACT
- E-mail

 

REFERENCES

1.      Zhiqun Chen. Java Card Technology for Smart Cards. Architecture and Programmer’s Guide. Addison Wesley. United States of America. 2000

2.      Atmel AVR ATmega 48/88/168 Datasheet, Atmel, 2006

3.      Christian Starkjohann & Objective Development, AVR-USB: A Firmware-Only USB Driver for Atmel AVR microcontrollers, www.obdev.at/products/avrusb, 2006

4.      Igor Cesko, AVR309: Software Universal Serial Bus (USB), www.atmel.com, 2005.

5.      Craig Peacock. USB in a Nutshell. Making Sense of the USB Standard, www.beyondlogic.org, 2002.

6.      ISO/IEC 7816-3. Identification cards – Integrated circuit cards with contacts. Electronic signals and transmission protocols.

7.      ISO/IEC 7816-4. Identification cards – Integrated circuit cards with contacts. Inter-industry commands for interchange.

Java and Java Card is a trademark or registered trademark of Sun Microsystems, Inc. in the United States and other countries.


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AbstractIntroductionWhat is a smart card?Communication modelAPDU protocolTPDU protocolAnswer To ResetWhat's all this Java Card stuff, anyhow?Java Card AppletUser's guideHardware designBlock diagramSchematicUSB interfaceUsing AVR-USB for freeTheory of operationHuman Interface Device (HID)Firmware designAlphanumeric keypadFlowchartReferences

© 2006 Carlos Cossio. All Rights Reserved.