How to read UID from NTP5332 through I2C

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How to read UID from NTP5332 through I2C

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zhjyang
Contributor I

I have a question, how to read UID from NTP5332 through I2C interface? I don't see the block address for UID in the datasheet

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311 次查看
KaiLi
NXP TechSupport
NXP TechSupport

Hello @zhjyang 

UID 是芯片内部唯一标识,不在任何 memory block 中,只能通过 NFC接口RF 命令读取,比如
INVENTORY(ISO15693)
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%3CLINGO-SUB%20id%3D%22lingo-sub-2385070%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%E5%A6%82%E4%BD%95%E9%80%9A%E8%BF%87%20I2C%20%E4%BB%8E%20NTP5332%20%E8%AF%BB%E5%8F%96%20UID%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2385070%22%20slang%3D%22en-US%22%20mode%3D%22CREATE%22%3E%3CP%3E%E6%88%91%E6%9C%89%E4%B8%80%E4%B8%AA%E9%97%AE%E9%A2%98%EF%BC%8C%E5%A6%82%E4%BD%95%E9%80%9A%E8%BF%87%20I2C%20%E6%8E%A5%E5%8F%A3%E4%BB%8E%20NTP5332%20%E8%AF%BB%E5%8F%96%20UID%EF%BC%9F%E6%88%91%E5%9C%A8%E6%95%B0%E6%8D%AE%E6%89%8B%E5%86%8C%E4%B8%AD%E6%B2%A1%E6%9C%89%E6%89%BE%E5%88%B0%20UID%20%E7%9A%84%E5%9D%97%E5%9C%B0%E5%9D%80%E3%80%82%3C%2FP%3E%3C%2FLINGO-BODY%3E%3CLINGO-SUB%20id%3D%22lingo-sub-2385378%22%20slang%3D%22zh-CN%22%20mode%3D%22CREATE%22%20translate%3D%22no%22%3ERe%3A%20How%20to%20read%20UID%20from%20NTP5332%20through%20I2C%3C%2FLINGO-SUB%3E%3CLINGO-BODY%20id%3D%22lingo-body-2385378%22%20slang%3D%22zh-CN%22%20mode%3D%22CREATE%22%3E%3CP%3EHello%26nbsp%3B%3CA%20href%3D%22https%3A%2F%2Fcommunity.nxp.com%2Ft5%2Fuser%2Fviewprofilepage%2Fuser-id%2F264039%22%20target%3D%22_blank%22%3E%40zhjyang%3C%2FA%3E%26nbsp%3B%3C%2FP%3E%0A%3CDIV%3EUID%20%E6%98%AF%E8%8A%AF%E7%89%87%E5%86%85%E9%83%A8%E5%94%AF%E4%B8%80%E6%A0%87%E8%AF%86%EF%BC%8C%E4%B8%8D%E5%9C%A8%E4%BB%BB%E4%BD%95%20memory%20block%20%E4%B8%AD%EF%BC%8C%E5%8F%AA%E8%83%BD%E9%80%9A%E8%BF%87%20NFC%E6%8E%A5%E5%8F%A3RF%20%E5%91%BD%E4%BB%A4%E8%AF%BB%E5%8F%96%2C%E6%AF%94%E5%A6%82%0A%3CDIV%3E%3CCODE%3EINVENTORY%3C%2FCODE%3E%EF%BC%88ISO15693%EF%BC%89%3C%2FDIV%3E%0A%3C%2FDIV%3E%3C%2FLINGO-BODY%3E