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 86 matches

by BirdKing
Sun Jan 27, 2019 8:45 am
Forum: Questions & Answers
Topic: What's the difference between APDU and TPDU?
Replies: 16
Views: 37865

Re: What's the difference between APDU and TPDU?

thanks very much.
I want to implement CCID on APDU level. But I'm confused with that how to process PCB, NAD and so on ?
by BirdKing
Thu Jan 10, 2019 2:48 am
Forum: Questions & Answers
Topic: What's the difference between APDU and TPDU?
Replies: 16
Views: 37865

What's the difference between APDU and TPDU?

What's the difference between APDU and TPDU for javacard ?
by BirdKing
Wed Dec 12, 2018 6:46 am
Forum: Questions & Answers
Topic: What's the use of GlobalArray?
Replies: 3
Views: 8643

What's the use of GlobalArray?

What's the use of GlobalArray? Is APDU buffer a GlobalArray?
by BirdKing
Wed Dec 12, 2018 6:43 am
Forum: MCU Programming
Topic: How the timer of STM32 works
Replies: 0
Views: 17132

How the timer of STM32 works

What's the clock source of STM32 timer? How many HZ when it working? How the interrupt work when time up?
by BirdKing
Mon Dec 10, 2018 12:46 am
Forum: MCU Programming
Topic: STM32 and IIC
Replies: 4
Views: 24352

Re: STM32 and IIC

What is stm32ubeMX ? It is a STM32 chip class? I'm not very clear about what I want to do with my STM32.... I'm very poor about STM32...
by BirdKing
Mon Dec 10, 2018 12:41 am
Forum: MCU Programming
Topic: How to study STM32?
Replies: 7
Views: 30798

Re: How to study STM32?

STM32F103. I think I could learn the core spec.
by BirdKing
Mon Dec 10, 2018 12:29 am
Forum: Questions & Answers
Topic: A little doubt of StringDef
Replies: 2
Views: 6197

Re: A little doubt of StringDef

So the string of "com.sun.jcclassic.samples.stringlib.LibStrings.Hello" indicates a reference...
by BirdKing
Thu Dec 06, 2018 6:22 am
Forum: Questions & Answers
Topic: A little doubt of StringDef
Replies: 2
Views: 6197

A little doubt of StringDef

In javacard_spec-3_1_0, Annotation is something new. The usage of example that is " For example: @StringDef(name = "S2", reference = "com.sun.jcclassic.samples.stringlib.LibStrings.Hello") " is explained. I doubt how to find the reference object based on this string?
by BirdKing
Thu Dec 06, 2018 6:09 am
Forum: MCU Programming
Topic: STM32 and IIC
Replies: 4
Views: 24352

STM32 and IIC

Hello, everyone. I think I may implement IIC on STM32 firstly. What do I need to prepare? hardware, software,pdf ? And how to test?
by BirdKing
Wed Dec 05, 2018 10:11 am
Forum: MCU Programming
Topic: How to study STM32?
Replies: 7
Views: 30798

Re: How to study STM32?

Thanks for your answer. I have F103B board now. But I still confused about what you said. Need I learn some pdf firstly?
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