PN532 with ESP32 via SPI Moderators: adafruit_support_bill, adafruit

[mgiara]

Hello!

I had a PN532 connected to an ESP8266 via SPI, everything working well.

I need more pins as I'm adding an ST7735 based TFT to the project, so I switched to the ESP32.

I've tried connecting the ESP32 to the PN532 via both of the following:

taken from https://randomnerdtutorials.com/esp32-pinout-reference-gpios/
to no avail. The last output from the script to the serial monitor is Looking for PN532...

This is the board I'm using:

Here's the relevant chunk of code:

[alexissantos]

Looks like this might have been the cause of the issue: https://github.com/adafruit/Adafruit-PN532/issues/80

I was running into the same thing! Haven't tested yet on my side, but I will in a few hours. Hope this helps!