Contoh penerapan pn532 menggunakan platform micropyton pada board pn532
- Reader NFC PN532
- TAG NFC, bisa menggunakan kartu mifare
- ESP32 controller
Versi fritzing dapat Anda dapatkan di sini
Dari rangkaian di atas, mapping antara reader PN532 dan ESP32 adalah sebagai berikut
| ESP32 | PN532 |
|---|---|
| 5V | VCC |
| GND | GND |
| D18 (GPIO 18) | SCK |
| D19 (GPIO 19) | MISO |
| D23 (GPIO 23) | MOSI |
| D5 (GPIO 5) | SS |
import NFC_PN532 as nfc
from machine import Pin, SPI
# SPI
spi = SPI(1, baudrate=1000000, sck=Pin(18), mosi=Pin(23), miso=Pin(19))
cs = Pin(5, Pin.OUT)
cs.on()
# SENSOR INIT
pn532 = nfc.PN532(spi,cs)
ic, ver, rev, support = pn532.get_firmware_version()
print('Found PN532 with firmware version: {0}.{1}'.format(ver, rev))
# Configure PN532 to communicate with MiFare cards
pn532.SAM_configuration()
while True:
print('Reading...')
uid = pn532.read_passive_target(timeout=500)
if uid is None:
print('CARD NOT FOUND')
else:
numbers = [i for i in uid]
string_ID = '{}-{}-{}-{}'.format(*numbers)
print('Found card with UID:', [hex(i) for i in uid])
print('Number_id: {}'.format(string_ID))