to communicate with the PN532 in the ACS ACR122, it is not necessary to understand this to use the library To use a device with a PN532 in NFCIP mode (P2P) is rather straightforward as is demonstrated by this library. This document will show you what APDUs to send at which moment as...
Can you please clarify what the last 2 bytes are ? (DCS 00). I'm using an acr122u reader which should be configured correctly to support native nxp commands like PWD_AUTH. I'm using InCommunicateThru command which has the following content in the...
How to communicate with an NFC reader --- NOTE: this is low level documentation if you want to understand how to communicate with the PN532 in the ACS ACR122, it is not necessary to understand this to use the library To use a device with a PN532 in NFCIP mode (P2P) is rather stra...
ACR122U NFC Reader and Writer $18$2114% off The widely cloned ACR122U connects to your MiSTer over a simple USB connection and can read and write NFC tags. $18 at AliExpress$31 at Amazon (with on-page coupon) Next, you’ll want to order some NFC tags. There are a handful of di...
NFC works only in very close proximity, up to 20cm (7.87 inches) in theory, although its actual optimal operating distance is somewhere around 4cm (1.57 inches) or less.