SRIX4K_07 Datasheet, PDF (24/50 Pages) STMicroelectronics – 13.56 MHz short-range contactless memory chip with 4096-bit EEPROM, anticollision and anti-clone functions

Anticollision
Figure 21. Description of a possible anticollision sequence
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1. The value X in the Answer Chip_ID means a random hexadecimal character from 0 to F.
SRIX4K