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MF2DL1000DA4/02 Datasheet(PDF) 70 Page - NXP Semiconductors |
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MF2DL1000DA4/02 Datasheet(HTML) 70 Page - NXP Semiconductors |
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70 / 132 page ![]() NXP Semiconductors MF2DL(H)x0 MIFARE DESFire Light contactless application IC MF2DL_H_x0 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2019. All rights reserved. Product data sheet Rev. 3.3 — 5 April 2019 COMPANY PUBLIC 430733 70 / 132 11.5.3 GetCardUID GetCardUID command is required to get the 7-byte UID from the card. In case "Random ID" at activation is configured, encrypted secure messaging is applied for this command and response. An authentication with any key needs to be performed prior to the command GetCardUID. This command returns the UID and gives the opportunity to retrieve the UID, even if the Random ID is used. aaa-032202 PICC to PCD PCD to PICC CLA 90 CMD 51 P1 00 P2 00 Lc - 1 1 1 1 1 Le 00 1 Data - Response data UID 7 SW1 status 1 SW2 1 Figure 19. GetCardUID command protocol Table 57. Command parameters description - GetCardUID Name Length Value Description Command Header Parameters Cmd 1 51h Command code. Command Data Parameters - - - No data parameters Table 58. Response data parameters description - GetCardUID Name Length Value Description UID 7 Full range UID of the MF2DL(H)x0 SW1SW2 2 9100h 91XXh successful execution Refer to Table 59 Table 59. Return code description - GetCardUID Status Value Description COMMAND_ABORTED CAh Chained command or multiple pass command ongoing. INTEGRITY_ERROR 1Eh Invalid secure messaging MAC (only). LENGTH_ERROR 7Eh Command size not allowed. AUTHENTICATION_ERROR AEh No active authentication MEMORY_ERROR EEh Failure when reading or writing to non-volatile memory. |
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