Our Online Store have the new products: RFID antenna board. Currently it can work with JC10M24R and JCOP4 card chips.
Compared with normal cards, the antenna board module has a smaller size and fixed holes, which is easy to integrate in the IOT(Internet Of Things) project.

Java Card 3.1 Overview

JavaCard Applet Development Related Questions and Answers.
scplatform
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Java Card 3.1 Overview

Post by scplatform » Wed Nov 28, 2018 1:12 am

The key features of JavaCard 3.1

Java Card Platform
  • Large Application support
  • Simplified Library Deployment
  • Extensible I/O Model
  • Security Services APIs
  • New Crypto Extensions
  • Static Resources for Applications
  • Optimized Array Management
  • Improved API Upgrade Mechanism
  • Backward Compatibility
Java Card Development Kit
  • Implements 3.1 Specification
  • New tools / emulator packaging
  • Documentation Improvements
Java Card TCK
  • Compliance with 3.1 Specification
  • Continued test coverage enhancements

scplatform
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Re: Java Card 3.1 Overview

Post by scplatform » Sat Dec 01, 2018 6:42 am

Large Application support

Java Card earlier:
  • Packages must be deployed independently
  • Libraries are always shared
  • Total size cannot exceed 64K (U2 for the CAP file component size)
Java Card 3.1:
  • Multiple packages can be deployed together
  • A package can still be sharedor kept private
  • CAP file can contain more than 64K (U4 for the extended CAP file component size, and '*.capx' for extension component file )
  • Additional commponent Static Resources
  • Version of CAP file maybe 2.3 or 3.1(not sure :lol: )

Nibbles
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Re: Java Card 3.1 Overview

Post by Nibbles » Fri Dec 07, 2018 11:33 am

really ? 3.1? Where to get the specification?

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