TR 102 242 : 3.0.0
Current
The latest, up-to-date edition.
SMART CARDS; TERMINAL - CARD INTERFACE; CONSIDERATIONS ON ROBUSTNESS IMPROVEMENTS
Hardcopy , PDF
English
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Foreword
Introduction
1 Scope
2 References
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 Failure mechanisms and applicable countermeasures
4.1 Mechanical failures
4.2 Interference from external signals
5 Further improvement to the interface robustness
5.1 Decreasing the suggested pull-up resistor value
5.2 Using a low impedance driver on the high side:
Push-pull driver on the I/O line
5.3 Using different voltages for bus and card operation
5.4 Using differential data signals
6 Summary of failure mechanisms and countermeasures
7 Conclusion
History
Specifies the failure mechanisms that could potentially generate major operating issues between the terminal and the card; the countermeasures that should be applied within the current specifications; the enhancements that may further increase the interface robustness.
| Committee |
SCP WG1
|
| DocumentType |
Standard
|
| Pages |
14
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
| ISO/IEC 7816-3:2006 | Identification cards — Integrated circuit cards — Part 3: Cards with contacts — Electrical interface and transmission protocols |
| TS 102 221 : 13.0.0 | SMART CARDS; UICC-TERMINAL INTERFACE; PHYSICAL AND LOGICAL CHARACTERISTICS (RELEASE 14) |
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