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East Wind Technologies, Inc.

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3.4

MIFARE 1K/4K/mini Card Commands

3.4.1 MIFARE Request

MIFARE series cards request, please refer to

ISO14443 TYPE A Request.

3.4.2 MIFARE 1K/4K Data Block Read

Function: Read MIFARE 1K/4K one block data.

Host sends:

Frame

0x21

Key ID

Block

Key

Checksum

Key ID: 1 byte, Key identifier

BIT0 = 0:Key A; BIT0 = 1: Key B;

BIT1=0: using the key in the command; BIT1=1: using the key downloaded by

command 0x2D;

BIT6:BIT5:BIT4:BIT3:BIT2: if use the downloaded key, this is the index of the key;

BIT7=0: The block need to be certified via using the above key;

BIT7=1: The block has been authenticated and passed. Do not need authentication

again. (This operation and automatic detecting card could not be used at the same time);

(IMPORTANT: more information please refer to Chapter 5.3 about Key identifier).

Block: 1 byte, Block number to read, 0 to 0x3F for S50; 0 to 0xFF for S70; Key:

6 bytes, the key of the card.

Success:

Frame

0x21

Data

Checksum

Data: 16 bytes card data

Failure:

Frame

0xDE

Checksum

3.4.3 MIFARE 1K/4K Multi-Blocks Read

Function: Read multi data blocks in the same sector. The function is supported only in the

same sector. If crossing sectors, the reading will fail.

Host sends:

Frame

0x2A

Key ID

Start Block

Blocks

Key

Checksum

Key ID: 1 byte, key identifier;

Start Block: 1 byte, the start block to be read;

Blocks: 1 byte, number of blocks to be read. All blocks need in same sector.

Key: 6 bytes, the key of the card.

Success: