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9. Memory Organization of Mifare®
Transponders
9.1 Mifare® Classic 1k
A Mifare® Classic 1k transponder consists of 16 sectors. Each sector is organized in four data blocks.
A data block stores 16 bytes of data. The following table shows the memory organization of a Mifare®
Classic 1k card:
Sector address
Block addresses
00h
03h
02h
01h
00h
01h
07h
06h
05h
04h
02h
0Bh
0Ah
09h
08h
03h
0Fh
0Eh
0Dh
0Ch
04h
13h
12h
11h
10h
05h
17h
16h
15h
14h
06h
1Bh
1Ah
19h
18h
07h
1Fh
1Eh
1Dh
1Ch
08h
23h
22h
21h
20h
09h
27h
26h
25h
24h
0Ah
2Bh
2Ah
29h
28h
0Bh
2Fh
2Eh
2Dh
2Ch
0Ch
33h
32h
31h
30h
0Dh
37h
36h
35h
34h
0Eh
3Bh
3Ah
39h
38h
0Fh
3Fh
3Eh
3Dh
3Ch