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<strong>NFC</strong>-F TechnologyTable 40: SENSF_REQ Command FormatByte 1 Byte 2 - 3 Byte 4 Byte 500h SC RC TSNThe components of this Command are defined as follows:SCThe System Code (SC) contains information regarding the <strong>NFC</strong> Forum Device to be polled for(e.g., the Technology Subset).Requirements 80: System Code (SC)Poll Mode6.6.1.1 If configured to poll for any <strong>NFC</strong>Forum Device in Listen Mode,the <strong>NFC</strong> Forum Device MUSTset SC to FFFFh.The <strong>NFC</strong> Forum Device MAY set SC to adifferent value if configured to poll for <strong>NFC</strong>Forum Devices in a specific configuration.Listen Mode6.6.1.2 The <strong>NFC</strong> Forum Device MUSTbe ready to receive aSENSF_REQ Command with SCequal to FFFFh.When configured for the TagType 3 platform, the <strong>NFC</strong> ForumDevice MUST accept at least onedifferent value for SC inaccordance to the requirementsgiven in [JIS_X_6319-4] for SC.The <strong>NFC</strong> Forum Device MUSTnot send the SENSF_RESResponse in all other cases.RCThe Request Code (RC) is used to retrieve additional information in the SENSF_RES Responseand Table 41 specifies the RC code.Table 41: Coding of RCValue00h01h02hOther valuesMeaningNo System Code information requestedSystem Code information requestedAdvanced protocol features supportedRFU<strong>NFC</strong> <strong>Digital</strong> <strong>Protocol</strong> Page 76
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