BS ISO IEC 15693-2 pdf download Identification cards — Contactless integrated circuit cards — Vicinity cards — Part 2: Air interface and initialization Scope This part of ISO/lEC 15693 specifies the nature and characteristics of the fields to be provided for power andbi-directional communications between vicinity coupling devices (VCDs) and vicinity cards (VICCs). This part of ISO/IEC 15693 is to...