Technical Manual

East Wind Technologies, Inc.
Copyright © 2022 East Wind Technologies, Inc. All rights reserved. 43/59
Host sends:
Plaintext:
Frame
0x9D
File ID
Comm.Sett
AccessRight
Checksum
Cryptograph:
Frame
0x9D
File ID
EncryptedSetting
Checksum
File ID: 1 byte.
Comm.Sett: 1byte, 0: Plaintext; 1: MAC code checksum; 3: DES/3DES encryption.
AccessRight: 2 bytes (LSB in first).
EncryptedSetting: 8 bytes, 1 byte communication setting + 2 bytes file permission + 2
bytes CRC + 3 bytes 0x00 got via encryption.
Success:
Frame
0x9D
Status
Checksum
Status: status code returned from the card.
Please reference: DESFire Returned State Code.
Failure:
Frame
0x62
Checksum
3.7.2.13 DESFire Create STD Data File
Function: Create Standard Data File in current application.
Host sends:
Frame
0x9E
FID
Comm.Sett
AccessRight
Size
Checksum
FID: 1 byte.
Comm.Sett: 1 byte, 0: Plaintext; 1: MAC code checksum; 3: DES/3DES encryption.
AccessRight: 2 bytes (LSB in first).
Size: 3 bytes (LSB in first).
Success:
Frame
0x9E
Status
Checksum
Status: status code returned from the card.
Please reference: DESFire Returned State Code.
Failure:
Frame
0x61
Checksum
3.7.2.14 DESFire Create Backup Data File
Function: Create Data File in current application, support backup mechanism (mirror). Then
the file actual size is greater than or equal to DOUBLE size of specify file size and it is multiple
of 32 bytes.
Host sends:
Frame
0x9F
FID
Comm.Sett
AccessRight
Size
Checksum
File ID: 1 byte.
Comm.Sett: 1byte, 0: Plaintext; 1:MAC code checksum; 3: DES/3DES encryption.
AccessRight: 2 bytes (LSB in first).
Size: 3 bytes (LSB in first).
Success: