The Single Wire Protocol (SWP) is a specification for a single-wire connection between the SIM card and a near-field communication (NFC) chip in a cell phone. It was under final review by the European Telecommunications Standards Institute (ETSI).
The Single Wire Protocol (SWP) is a specification for a single-wire connection between the SIM card and a near-field communication (NFC) chip in a cell phone. It was under final review by the European Telecommunications Standards Institute (ETSI).
Source: Wikipedia "Single Wire Protocol" · CC BY-SA 4.0
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