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ID card and IC card internal code common format

Aug. 06, 2018

 

ID card and IC card internal code common format



MF1 card internal code common format:


    For example, the data of the 0th block of the 0th sector:


    ( 2A83155E E288040047C129D24D000607 )


    Manchester code (hex):


    1. The positive code is “2A83155E”, which is the first 4 bytes of 0 sector 0 block, a total of 8 numbers or letters.

    2, the inverse code is "5E15832A", that is, the first 4 bytes of the 0 sector 0 block are reversed, a total of 8 numbers or letters.


    ABA code (decimal):


    1. The positive code is the decimal number converted by the Manchester code. According to the example, the result is “0713233758”, a total of 10 digits.

    2. The inverse code is the decimal number converted by the Manchester code. According to the example, the result is “578468138”,  a total of 10 digits.


    ID card internal code common format


    The Manchester code is hexadecimal, and the ABA code and the Wiegand code are both decimal.


    Manchester internal code for ID card = version code + customer code +ID code


    For example: 12 5533FFFF, the version code is "1", the customer code is "2", and the ID code (8 digits or letters) is "5533FFFF".


    ABA ( 8H ): The ID code (8 digits or letters, according to the example "5533FFFF") is converted to decimal, and the result is "1429471231" according to the example, for a total of 10 digits.


    ABA ( 6H ): The ID code (the last 6 digits or letters, according to the example "33FFFF") is converted to decimal. The result is "03407871" according to the example, for a total of 8 digits.


    ABA ( 4H ): The ID code (the last 4 digits or letters, according to the example "FFFF") is converted to decimal, and the result is "65535" according to the example, for a total of 5 digits.


    WG26 ( 2H+4H ): The ID code (the last 6th, 5th digits or letters + the last 4 digits or letters, according to the example "33+FFFF") is converted to decimal, and the result is "051" , 65535", a total of 8 numbers.


    WG34 ( 4H+4H ): The ID code (the last 8th, 7th, 6th, 5th, or 5th + last 4 digits or letters, according to the example "5533+FFFF") is converted to decimal, according to The result of the calculation is "21811, 65535" for a total of 10 digits.




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