Voting resources, early voting, and poll worker information - VOTE. ... Adafruit is open and shipping.
0

PN532 with ESP32 via SPI
Moderators: adafruit_support_bill, adafruit

Please be positive and constructive with your questions and comments.

PN532 with ESP32 via SPI

by mgiara on Wed Jul 01, 2020 5:16 am

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:
Image
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: Image

Here's the relevant chunk of code: Image

mgiara
 
Posts: 6
Joined: Sat Aug 25, 2018 11:06 pm

Please be positive and constructive with your questions and comments.