def wait_for_next(self):
# Import this module to gain access to the RFID driver
# fill in this map with the names of your card ID's
# wait for a card to be detected as present
print("Waiting for a card...")
rfid.waitTag()
print("Card present")
# This demo only uses Mifare cards
if not rfid.readMifare():
print("This is not a mifare card")
else:
# What type of Mifare card is it? (there are different types)
print("Card type:" + rfid.getTypeName())
# look up the unique ID to see if we recognise the user
uid = rfid.getUniqueId()
# wait for the card to be removed
#print("Waiting for card to be removed...")
#rfid.waitNoTag()
#print("Card removed")
return uid
def do():
while True:
rfid.waitTag()
if rfid.readMifare():
uid = rfid.getUniqueId()
if self.myDatabase.cardExists(uid):
print('Card found:'+uid)
else:
print('Card NOT found:'+uid)
def checkCard(self):
if rfid.tagIsPresent():
if rfid.readMifare():
uid = rfid.getUniqueId()
cid = self.myDatabase.cardExists(uid)
if cid >= 0:
#print ("CHECK: Card found")
return cid
else:
#print ("CHECK: Card NOT found")
return -1
else:
return -1
else:
return -1
def readCard(self):
while True:
rfid.waitTag()
if rfid.readMifare():
uid = rfid.getUniqueId()
cid = self.myDatabase.cardExists(uid)
if cid >= 0:
#print ("READ: Card found")
self.beepShort()
return cid
else:
#print ("READ: Card NOT found")
self.beepLong()
return -1
break
else:
return -1
def readCard(self):
while True:
rfid.waitTag()
if rfid.readMifare():
uid = rfid.getUniqueId()
id = self.parentApp.myDatabase.cardExists(uid)
if (id >= 0):
self.parentApp.getForm('EDITRECORDFM').value = id
else:
self.parentApp.getForm('EDITRECORDFM').value = -1
break
else:
self.cardUID = ""
break
#self.parent.parentApp.getForm('EDITRECORDFM').value =act_on_this[0]
self.parentApp.switchForm('EDITRECORDFM')
def phase2readrfid():
global RFIDREAD; RFIDREAD = False
fplog.l("PHASE2: wait for RF-ID tag")
fertilizercheck()
# wait for a card to be detected as present
GPIO.output(GPIO_YELLOW_LED, GPIO.HIGH)
fplog.l("Waiting for a card...")
rfid.waitTag()
fplog.l("Card is present")
# This program expects Mifare cards
if not rfid.readMifare():
fplog.l("Error: The scanned RF-id tag is not a mifare card")
blinkredled()
rfid.waitNoTag()
rfid.waitTag()
# get unique ID if the card
rfidid = rfid.getUniqueId()
# overriding GLOBAL variable with local content
global RFIDUID; RFIDUID = rfidid
fplog.l("Card UID:" + RFIDUID)
blinkyellowled()
# wait for the card to be removed
fplog.l("Waiting for card to be removed...")
rfid.waitNoTag()
fplog.l("Card removed")
GPIO.output(GPIO_YELLOW_LED, GPIO.LOW)
RFIDREAD = True
fplog.l("PHASE2: done - RF-ID tag available")
if RFIDUID == "A1CF06B0":
fplog.l("Read Shutdown-Tag; shutdown will be initiated; goodby!")
os.system("sudo shutdown -h now")
GPIO.setup(GPIO_YELLOW_LED, GPIO.OUT)
while True:
# wait for a card to be detected as present
GPIO.output(GPIO_YELLOW_LED, GPIO.HIGH)
fplog.l("Waiting for a card...","test")
rfid.waitTag()
fplog.l("Card is present","test")
GPIO.output(GPIO_YELLOW_LED, GPIO.LOW)
# This demo only uses Mifare cards
if not rfid.readMifare():
fplog.l("This is not a mifare card","test")
else:
# What type of Mifare card is it? (there are different types)
fplog.l("Card type:" + rfid.getTypeName(),"test")
# get unique ID if the card
uid = rfid.getUniqueId()
fplog.l("Card UID:" + uid,"test")
# wait for the card to be removed
fplog.l("Waiting for card to be removed...","test")
rfid.waitNoTag()
fplog.l("Card removed","test")
# END
# MAIN PROGRAM
while True:
# wait for a card to be detected as present
print("Waiting for a card...")
rfid.waitTag()
print("Card present")
# This demo only uses Mifare cards
if not rfid.readMifare():
print("This is not a mifare card")
else:
# What type of Mifare card is it? (there are different types)
print("Card type:" + rfid.getTypeName())
# look up the unique ID to see if we recognise the user
uid = rfid.getUniqueId()
try:
user = cards[uid]
print("User:"******"Unknown card:" + uid)
# wait for the card to be removed
print("Waiting for card to be removed...")
rfid.waitNoTag()
print("Card removed")
# END
def getUID(self): return rfid.getUniqueId()