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by Lido555
Sun May 05, 2024 10:16 am
Forum: ESP-IDF
Topic: Looking for library for PN532 RFID/NFC Card Reader
Replies: 3
Views: 3460

Re: Looking for library for PN532 RFID/NFC Card Reader

this library use SPI with 4 wire, I would use I2C with only 2 wire, Because I have already almost all pins of Core-Esp32-c3 used. I am doing a door access system, and I use RFid card and matrix keyboard, this one use 7 gpio pins. Hey Did you ever manage to get it to work with i2c it seems i can get...