Hello,

     I was trying to follow the instructions on how to create a javacard applet and so 
far I was successful into creating one. I went as far as creating a cap file via this 
command:

        1. Create an applet and compile the same
        2. Convert the class file using converter and .opt file
        3. created an SCR file
        
    Now then, I want to test this program if this is really running but I just don't 
know how to start. I want to use C-JCRE and later using a GemXpresso 211PK card. 
Anyone of you got any idea how I can do this?

Thanks for your help,

Harley

7/16/01 2:28:16 PM, Sebastian Hans <[EMAIL PROTECTED]> wrote:

>The JavaCard platformn is a multiapplication platform, so you can have
>several applets installed in the card. An Applet installed in a JavaCard
>can become active in two ways.
>
>1. It is the default applet in the card, that means after insertion of
>the card into the terminal and the activation of the card, this applet
>is selected by the JCRE and becomes the active applet in the card. The
>applet becomes active when the JCRE calls the select method of the
>applet. After this all APDU's that you send now to the card will go to
>this applet and handeld by this applet. 
>
>2. You select an applet via the SELECT command (described in the JCRE
>spec and based on ISO 7816-4). After a succesfull SELECT command this
>applet is now active in the card and will deal with all incomming
>APDU's.
>
>If you whant to communicate with an applets in a JavaCard you need to
>have a terminal application (running e.g. on the PC) that send and
>recsives APDU's to the card and to the applet. The perfect way to write
>application talking to a smartcard application or a JavaCard applet is
>the OCF.
>
>Sebastian 
>
>"Harley V. Barrales" wrote:
>> 
>> Hello,
>> 
>>     I am new to Java Card programming and I have some questions regarding to the 
>implementation of the applet stored in the card.
>> 
>>         1. Assuming that I have created an applet, how do I get this running? Will 
>this execute by itself once inserted in the Reader or do I need to create a "host 
program" that will send APDUs to the card. If so
>> then how?
>> 
>>         2. I have accumulated Java Card literature already, how to create applet, 
>etc.. but none did elaborate the question I posed above. If anyone can help me is 
highly appreciated.
>> 
>> Thanks,
>> 
>> harley
>> 
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>> ---
>> > Visit the OpenCard web site at http://www.opencard.org/ for more
>> > information on OpenCard---binaries, source code, documents.
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>
>-- 
>_____________________________________________________________________
>Sebastian J. Hans                               
>Java Card Business Development            
>
>
>email: [EMAIL PROTECTED]   Sun Microsystems 
>Tel: +49-(0)30-74 70 96 701             Sebastian J. Hans
>Fax: +49-(0)30-74 70 96 99              Komturstrasse 18a
>mobile: +49-(0)174-300 75 34            12099 Berlin
>                                        Germany
>_____________________________________________________________________




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