User's Manual

StrongLink SL025M
http://www.stronglink-rfid.com
9
0x01: No tag
0x04: Read fail
0x0D: Not authenticate
0x0E: Not a value block
0xF0: Checksum error
Value : Value returned if the operation succeeds, 4 bytes.
4-4-8. Initialize a value block
0xBA
Len
0x06
Block
Value
Checksum
Block: The absolute address of block to be initialized, 1 byte.
Value: The value to be written, 4 bytes.
Response:
0xBD
Len
0x06
Status
Value
Checksum
Status: 0x00: Operation succeed
0x01: No tag
0x05: Write fail
0x06: Unable to read after write
0x0D: Not authenticate
0xF0: Checksum error
Value : Value written if the operation succeeds, 4 bytes.
4-4-9. Write master key (key A)
0xBA
Len
0x07
Sector
Key
Checksum
Sector: The sector number to be written, 0x00 – 0x27
Key: Authentication key, 6 bytes
Response:
0xBD
Len
0x07
Status
Key
Checksum
Status: 0x00: Operation succeed
0x01: No tag
0x05: Write fail
0x08: Address overflow
0x0D: Not authenticate
0xF0: Checksum error
Key: Authentication key written if the operation succeeds, 6 bytes.
Attention: Be sure KeyB is readable, otherwise KeyB will be change to 000000000000
after this command.
4-4-10. Increment value
0xBA
Len
0x08
Block
Value
Checksum
Block: The absolute address of block to be increased, 1 byte.
Value: The value to be increased by, 4 bytes.
Response:
0xBD
Len
0x08
Status
Value
Checksum