AT88SC0404CA_14 Datasheet, PDF (42/71 Pages) ATMEL Corporation – Atmel CryptoMemory

The following shows the 2-Wire commands sent to the CryptoMemory device for the purpose of initializing the device. The flow
is consistent with the steps described above; comments have been added as indicated with an asterisk (*).
*Atmel AT88SC0104CA Initialization Example
*WRITE DATA TO USER ZONES
*Set User Zone 0
B4 03 00 00
*Write data = Zone 0 Data
B0 00 00 0B 5A 6F 6E 65 20 30 20 44 61 74 61
*Set User Zone 1
B4 03 01 00
*Write data = Zone 1 Data
B0 00 00 0B 5A 6F 6E 65 20 31 20 44 61 74 61
*Set User Zone 2
B4 03 02 00
*Write data = Zone 2 Data
B0 00 00 0B 5A 6F 6E 65 20 32 20 44 61 74 61
*Set User Zone 3
B4 03 03 00
*Write data = Zone 3 Data
B0 00 00 0B 5A 6F 6E 65 20 33 20 44 61 74 61
*UNLOCK CONFIGURATION ZONE
BA 07 00 03 DD 42 97
*WRITE CODES IN CONFIGURATION ZONE
*Write Card Mfg Code = P001
B4 00 0B 04 50 30 30 31
*Write Identification Number = 00000000012345
B4 00 19 07 00 00 00 00 01 23 45
*Write Issuer Code = STATION 035
B4 00 40 10 53 54 41 54 49 4F 4E 20 30 33 35 00 00 00 00 00
*WRITE REGISTERS IN CONFIGURATION ZONE
*Write Registers AR1/PR1 = 7F F9
B4 00 22 02 7F F9 DF BF 57 B9
*WRITE KEYS IN CONFIGURATION MEMORY
*Write Ci for set 2 = 22222222222222
B4 00 71 07 22 22 22 22 22 22 22
*Write Gc for set 2 = 5B4F9AE4B5098BE7
B4 00 A0 08 5B 4F 9A E4 B5 09 8B E7
*WRITE PASSWORDS IN CONFIGURATION MEMORY
*WRITE PASSWORDS IN CONFIGURATION ZONE
*Write Passwords, read 7 = 10 00 01, write 7 = 11 00 11
B4 00 B9 07 11 00 11 FF 10 00 01
*READ ENTIRE CONFIGURATION ZONE TO VERIFY
B6 00 00 F0
 
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AT88SC0104CA/0204CA/0404CA/0808CA [Datasheet]
Atmel-8664F-CryptoMem-Low-Density-Full-Specification-Datasheet_022014