Search found 55 matches
- Mon Mar 19, 2018 3:05 am
- Forum: Questions & Answers
- Topic: What the difference between EEPROM and ROM?
- Replies: 3
- Views: 15018
Re: What the difference between EEPROM and ROM?
EEPROM (also E2PROM) stands for electrically erasable programmable read-only memory and is a type of non-volatile memory,EEPROMs can be programmed and erased in-circuit, by applying special programming signals. Read-only memory (ROM) is a type of non-volatile memory, ROM cannot be changed after manu...
- Wed Mar 14, 2018 5:00 am
- Forum: pyResMan
- Topic: encryption keys
- Replies: 3
- Views: 38572
Re: encryption keys
Kic : Encryption for writing card data
Kid : Verification for writing card data
kik : Encryption for sensitive data
Kid : Verification for writing card data
kik : Encryption for sensitive data
- Fri Jan 12, 2018 4:43 am
- Forum: Questions & Answers
- Topic: Trying to understand implementation BAC protocol
- Replies: 5
- Views: 15523
Re: Trying to understand implementation BAC protocol
You can read chapter "4.3 Basic Access Control" and "9.8 Secure Messaging" and "Appendix D to Part 11 WORKED EXAMPLE: BASIC ACCESS CONTROL(INFORMATIVE)" in the 9303_p11_cons_en.pdf of the attachment.
- Fri Nov 25, 2016 3:06 am
- Forum: Questions & Answers
- Topic: SCP02
- Replies: 3
- Views: 8554
Re: SCP02
You can refer to annex D/E of the 《GPC_Specification_v2.3.pdf》.
- Thu Nov 24, 2016 5:38 am
- Forum: Questions & Answers
- Topic: Let bit rate quicker
- Replies: 4
- Views: 9578
Re: Let bit rate quicker
You can improve frequency of the chip, but the card maybe become unstable. Thanks for your help. How can I improve frequency of the chip? Need i use any tool? You can refer to chapter 8 of the《ISO-IEC 7816-3》 about TA1, and refer to chapter 5 of the 《ISO 14443-4》about TA1. And you need to ask card'...
- Wed Nov 23, 2016 11:57 pm
- Forum: Questions & Answers
- Topic: Let bit rate quicker
- Replies: 4
- Views: 9578
Re: Let bit rate quicker
You can improve frequency of the chip, but the card maybe become unstable.
- Mon Nov 21, 2016 5:15 am
- Forum: Questions & Answers
- Topic: register() method to register my applet
- Replies: 2
- Views: 6557
Re: register() method to register my applet
is 66554433221101
- Wed Nov 16, 2016 9:56 pm
- Forum: Questions & Answers
- Topic: Apdu may be illegel
- Replies: 4
- Views: 7193
Re: Apdu may be illegel
00D3020030350218345FBACE367196E4FEF900CA6CFB7B410621BABA1B28AF660219009DC2B6ECCB7CDE2855E88F6FD8D0B2349588AB503087C45E 00D30200 30 :length of the data field is 48,but "350218345FBACE367196E4FEF900CA6CFB7B410621BABA1B28AF660219009DC2B6ECCB7CDE2855E88F6FD8D0B2349588AB503087C45E" the length i...
- Sun Nov 13, 2016 10:08 pm
- Forum: Questions & Answers
- Topic: bArray in JCRE
- Replies: 3
- Views: 7638
Re: bArray in JCRE
You can use short i;
i = (short)(bArray.length); in the install command.
byte[] buf = apdu.getBuffer();
short i = (short)(buf.length); in the process(APDU apdu).
i = (short)(bArray.length); in the install command.
byte[] buf = apdu.getBuffer();
short i = (short)(buf.length); in the process(APDU apdu).
- Tue Nov 08, 2016 1:35 am
- Forum: Questions & Answers
- Topic: Mifare card
- Replies: 3
- Views: 7576
Re: Mifare card
if value of the SAK is 0x08, the card is Mifare 1k. if value of the SAK is 0x18, the card is Mifare 4k.