For example, the card number printed at the 37bit (H10302 format) HID proximity card is 11500003121
ACTAtek device's Event Logs remark field showed the card number is j0000055AE83E63.
1.The
055AE83E63 is a 37 bit raw data
2.Convert HEX:
055AE83E63 to Binary should be as below.
0010101011010111010000011111001100011
Note:
Appending '0' in the leading to be a 37 bit.
3.The center 35bit are card number which should be as below.
01010101101011101000001111100110001
Note:
For HID proprietary 37 Bit format (H10302), the first and the last bit are parity.
4.Convert BIN to DEC
01010101101011101000001111100110001 =>11500003121