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.

Search found 38 matches

by andromeda92
Mon Jul 19, 2021 9:50 am
Forum: Questions & Answers
Topic: [resolved]GET_BALANCE return 6E 00 or 6F 00
Replies: 5
Views: 13372

Re: [resolved]GET_BALANCE return 6E 00 or 6F 00

the applet is developed with java card os but to test the applet I use eclipse with javacard and globalplatform. It's a whole environment, you have to install javacard under eclipse as well as globalplatform, swing, awt for the gui part. The principle is to send the INS command of the applet, and th...
by andromeda92
Sun Apr 25, 2021 12:35 pm
Forum: Questions & Answers
Topic: [resolved]GET_BALANCE return 6E 00 or 6F 00
Replies: 5
Views: 13372

Re: [resolved]GET_BALANCE return 6E 00 or 6F 00

For example, for send sendpin the command is
for credit is 8030000001
get balance 8050000002
reset balance 8004000000
...
all depend to your program
by andromeda92
Wed Sep 16, 2020 7:51 am
Forum: Applets Development Guide
Topic: The ALgorithm of DES Sample Code
Replies: 18
Views: 75238

Re: The ALgorithm of DES Sample Code

now it compil, but i can't download it to smart card J2A040 with PyApduTool: Download Cap begin... Download Cap error: Download cap file failed. Send: 80 E8 00 00 F0 C4 82 03 02 01 00 15 DE CA FF ED 03 02 04 00 01 0A 4A 61 76 61 43 61 72 64 4F 53 00 02 00 25 00 15 00 25 00 0F 00 29 00 7A 00 17 01 A0...
by andromeda92
Fri Sep 11, 2020 7:43 am
Forum: Applets Development Guide
Topic: The ALgorithm of DES Sample Code
Replies: 18
Views: 75238

Re: The ALgorithm of DES Sample Code

ok it work now,
thank you very much.
by andromeda92
Fri Sep 11, 2020 7:36 am
Forum: Applets Development Guide
Topic: The ALgorithm of DES Sample Code
Replies: 18
Views: 75238

Re: The ALgorithm of DES Sample Code

I can't select JAVACOS, the combobox is grayed, i can't select anything, see image.

https://imgur.com/Pa9Wttj
by andromeda92
Fri Sep 11, 2020 6:57 am
Forum: Applets Development Guide
Topic: The ALgorithm of DES Sample Code
Replies: 18
Views: 75238

Re: The ALgorithm of DES Sample Code

I see the post but i can't select JAVACOS, it's grayed to CREF.
by andromeda92
Thu Sep 10, 2020 7:08 pm
Forum: Applets Development Guide
Topic: The ALgorithm of DES Sample Code
Replies: 18
Views: 75238

Re: The ALgorithm of DES Sample Code

when i launch debug i have this error. it compil well. Launch successfully Connect APDU port faield. Connect failed. Reason:connect error: Cref connect failed. Addr: 127.0.0.1, Port: 9025 this sample code use java_card_kit-310b43 on property/Library Options the problem only arises with your applet, ...
by andromeda92
Tue Sep 08, 2020 2:22 pm
Forum: Questions & Answers
Topic: [RESOLVED]Which smart card reader for javacardos?
Replies: 1
Views: 5919

Re: Which smart card reader for javacardos?

Resolved, it work well
by andromeda92
Sun Sep 06, 2020 6:46 pm
Forum: Questions & Answers
Topic: !!Help!! Can't access any class in smartcardio
Replies: 6
Views: 18657

Re: !!Help!! Can't access any class in smartcardio

For me, the solution don't work all class method from smartcardio can't be resolved.
I use Eclipse 2020-06 64 bit last version windows 10

any idea ?
what is wrong ?

EDIT:
Resolved, it's not javax/smartcardio/*; but javax/smartcardio/**
JavaCard OS : Disclaimer