3-05-PN532:NFC近场通讯模块

# -*- coding: utf-8 -*-
#实验效果:NFC近场通讯模块 IIC读取卡片信息
#接线:使用windows或linux电脑连接一块arduino主控板,NFC近场通讯模块接到I2C口SCL SDA
import time
from pinpong.board import Board
from pinpong.libs.dfrobot_pn532 import PN532

Board("uno").begin()  #初始化,选择板型和端口号,不输入端口号则进行自动识别
#Board("uno","COM36").begin()  #windows下指定端口初始化
#Board("uno","/dev/ttyACM0").begin()   #linux下指定端口初始化
#Board("uno","/dev/cu.usbmodem14101").begin()   #mac下指定端口初始化

nfc = PN532()

while not nfc.begin():
  print("initial failure")
  time.sleep(1)
print("Please place the info card/tag on module..... ")

while True:
  if nfc.scan():
    info = nfc.get_information()
    if info != None:
      print("----------------NFC card/tag information-------------------")
      print("UID Lenght: %d"%info.lenght)
      print("UID: %x %x %x %x"%(info.uid[0],info.uid[1],info.uid[2],info.uid[3] ))
      print("AQTA: %x %x"%(info.AQTA[0], info.AQTA[0]))
      print("SAK: 0x%x"%(info.sak))
      print("Type: %s"%(info.types))
      print("Manu facturer: %s"%(info.manu))
      print("RF Technology: %s"%(info.RF))
      print("Memory Size: %d bytes(total)/%d bytes(available)"%(info.size_total, info.size_available))
      print("Block/Page Size: %d bytes"%(info.block))
      print("Number of Blocks/pages: %d"%(info.num_block))
  time.sleep(1)
# -*- coding: utf-8 -*-
#实验效果:NFC近场通讯模块 IIC读取卡片内信息
#接线:使用windows或linux电脑连接一块arduino主控板,NFC近场通讯模块接到I2C口SCL SDA
import time
from pinpong.board import Board
from pinpong.libs.dfrobot_pn532 import PN532

Board("uno").begin()  #初始化,选择板型和端口号,不输入端口号则进行自动识别
#Board("uno","COM36").begin()  #windows下指定端口初始化
#Board("uno","/dev/ttyACM0").begin()   #linux下指定端口初始化
#Board("uno","/dev/cu.usbmodem14101").begin()   #mac下指定端口初始化

nfc = PN532()

def print_data(block):
  value = nfc.read_data(block)
  if  value != None:
    for i in value:
      print("0x%x "%(i), end="")
    print("")
  else:
    print_data(block)

while not nfc.begin():
  print("initial failure")
  time.sleep(1)
print("Waiting for a card......")

while True:
  if nfc.scan():
    NFC = nfc.get_information()
    if NFC != None:
      if NFC.lenght == 0x02 or NFC.lenght == 0x04:
        print("----------------Here is the card information to read-------------------")
        for i in range(NFC.num_block):
          if i == 0:
            print("Block %d:UID0-UID3/MANUFACTURER--------->"%(i), end="")
            print_data(i);
          elif (i+1)%4==0 and i < 128:
            print("Block %d:KEYA/ACCESS/KEYB--------------->"%(i), end="")
            print_data(i)
          elif (i+1)%16==0 and i > 127:
            print("Block %d:KEYA/ACCESS/KEYB--------------->"%(i), end="")
            print_data(i)
          else:
            print("Block %d:DATA   ------------------------>"%(i), end="")
            print_data(i)
      else:
        print("The card type is not mifareclassic...")
  time.sleep(3)
# -*- coding: utf-8 -*-
#实验效果:NFC近场通讯模块 IIC读写卡片信息
#接线:使用windows或linux电脑连接一块arduino主控板,NFC近场通讯模块接到I2C口SCL SDA
import time
from pinpong.board import Board
from pinpong.libs.dfrobot_pn532 import PN532

Board("uno").begin()  #初始化,选择板型和端口号,不输入端口号则进行自动识别
#Board("uno","COM36").begin()  #windows下指定端口初始化
#Board("uno","/dev/ttyACM0").begin()   #linux下指定端口初始化
#Board("uno","/dev/cu.usbmodem14101").begin()   #mac下指定端口初始化

nfc = PN532()

write_data = "DFRobot NFC"
#write_data = [1, 2, 3, 4, 5, 6, 7, 8, 9]
#write_data = (10, 9, 8, 7, 6, 5, 4, 3, 2, 1)

block_num = 2

while not nfc.begin():
  print("initial failure")
  time.sleep(1)
print("Waiting for a card......")

def parse_data(read_data):
  if read_data != None:
    print("read success! data is ", end=" ")
    print(read_data)
  else:
    print("read failure!")

while True:
  if nfc.scan():
    info = nfc.get_information()
    if info != None:
      if info.lenght == 0x02 or info.lenght == 0x04:
        if not nfc.write_data(block_num, write_data):
          print("write failure!")
        else:
          print("write success! data is", end=" ")
          print(write_data)
        read_data= nfc.read_data(block_num)
        parse_data(read_data)
      else:
        print("The card type is not mifareclassic...")
  time.sleep(2)