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NFC Digital Protocol - CWI

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Type 4B Tag PlatformRequirements 155: Setting the Bit RatePoll Mode12.6.1.14 The <strong>NFC</strong> Forum Device MUSTselect bit rates compliant with thebit rates proposed by the <strong>NFC</strong>Forum Device in Listen Mode inits SENSB_RES Response.Listen Mode12.6.1.15 The <strong>NFC</strong> Forum Device in ListenMode MUST accept the bit ratesselected by the <strong>NFC</strong> Forum Devicein Poll Mode in the ATTRIBCommand, provided they complywith those proposed by the <strong>NFC</strong>Forum Device in Listen Mode inits SENSB_RES Response.Param 3Param 3 is used for confirmation of the protocol type and is coded as specified in Table 77.Table 77: Format of Param 3 of the ATTRIB Commandb8 b7 b6 b5 b4 b3 b2 b1 Meaning0 0 0 0 0 RFUx x Minimum TR2x0b: <strong>NFC</strong> Forum Device in Listen Mode notcompliant with [ISO/IEC_14443]1b: <strong>NFC</strong> Forum Device in Listen Modecompliant with [ISO/IEC_14443]Poll ModeRequirements 156: Format of Param 3 of the ATTRIB Command12.6.1.16 The <strong>NFC</strong> Forum Device MUST set b1 to 1b, indicating compliance with[ISO/IEC_14443].Requirements 157: Listen Mode Handling of RFU Values of b8 to b4 of Param 3Poll Mode12.6.1.17 The <strong>NFC</strong> Forum Device in Listen Mode MUST ignore and not answer an ATTRIBCommand with b8 to b4 of Param 3 different from 00000b.<strong>NFC</strong> <strong>Digital</strong> <strong>Protocol</strong> Page 124

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