# Read the length of the SYSTEM file (should be 0x0012)
wait("read system file length")
len = tag.readBinary(0x00, 0x02)
print("len:" + str(len))
# Read the memory size field in the SYSTEM file (shoudl be 0x1FFF eeprom size)
wait("read eeprom size from system file")
memsize = tag.readBinary(0x000F, 0x02)
print("memsize:" + str(memsize))
# Deselect the tag and release the token (RF can now use it)
wait("deselect")
tag.deselect()
try:
wait("init I2C")
i2c.initDefaults()
# Loop around repeatedly running the test
# This makes it easy to see things on the logic analyser
while True:
test()
finally:
# Clean up I2C before exit
wait("cleaning up")
i2c.finished()
# END
def test_AN4433seq():
import ci2c as i2c
class DummyI2C():
def initDefaults(self):
pass
def write(self, addr, msg):
pass #print("write")
def read(self, addr, len):
pass #print("read")
def finished(self):
pass
#i2c = DummyI2C()
i2c.initDefaults()
tag = NFCTag(i2c)
# READ MEMORY SIZE REGISTER FROM SYSTEM FILE
# kill off any RF session, and open an I2C session, claiming the token.
wait("select I2C")
tag.killRFSelectI2C()
# select NFC application
wait("select NFC application")
tag.selectNFCT4Application(pcb=0x02)
# Select the CC file
wait("select CC file")
tag.selectFile(tag.CC, pcb=0x03)
# read CC file length
wait("read CC file len")
data = tag.readBinary(0x0000, 0x02, pcb=0x02)
print(tohex(data))
# read CC file
wait("read CC file")
data = tag.readBinary(0x0000, 0x0F, pcb=0x03)
print(data)
print(tohex(data))
# select NDEF file
wait("select NDEF file")
tag.selectFile(tag.NDEF, pcb=0x02)
# read NDEF message length
wait("read NDEF message len")
data = tag.readBinary(0x0000, 0x02, pcb=0x03)
print(tohex(data))
ndef_len = (data[1] * 256) + data[2]
print("NDEF len:" + str(ndef_len))
# read NDEF file
wait("read NDEF message")
data = tag.readBinary(0x0002, ndef_len, pcb=0x02)
print(tohex(data))
ndef = data[6:-4]
s = ""
for i in range(len(ndef)):
s += chr(ndef[i])
print("ndef:" + s)
# Deselect the tag and release the token (RF can now use it)
wait("deselect")
tag.deselect()
i2c.finished()
#===============================================================================
# SETUP
try:
import ci2c # python2
except ImportError:
from . import ci2c # python3
import time
CMD_SELECT_MIFARE = 0x01
CMD_GET_FIRMWARE = 0xF0
WR_RD_DELAY = 0.05
ci2c.initDefaults()
#===============================================================================
# UTILITIES
def typename(type):
if (type == 0x01):
return "mifare 1k, 4byte UID"
elif (type == 0x02):
return "mifare 1k, 7byte UID"
elif (type == 0x03):
return "mifare UltraLight, 7 byte UID"
elif (type == 0x04):
return "mifare 4k, 4 byte UID"
elif (type == 0x05):
#===============================================================================
# SETUP
try:
import ci2c # python2
except ImportError:
from . import ci2c # python3
import time
CMD_SELECT_MIFARE = 0x01
CMD_GET_FIRMWARE = 0xF0
WR_RD_DELAY = 0.05
ci2c.initDefaults()
#===============================================================================
# UTILITIES
def typename(type):
if (type == 0x01):
return "mifare 1k, 4byte UID"
elif (type == 0x02):
return "mifare 1k, 7byte UID"
elif (type == 0x03):
return "mifare UltraLight, 7 byte UID"
elif (type == 0x04):
return "mifare 4k, 4 byte UID"
elif (type == 0x05):
def test_AN4433seq():
import ci2c as i2c
class DummyI2C():
def initDefaults(self):
pass
def write(self, addr, msg):
pass#print("write")
def read(self, addr, len):
pass#print("read")
def finished(self):
pass
#i2c = DummyI2C()
i2c.initDefaults()
tag = NFCTag(i2c)
# READ MEMORY SIZE REGISTER FROM SYSTEM FILE
# kill off any RF session, and open an I2C session, claiming the token.
wait("select I2C")
tag.killRFSelectI2C()
# select NFC application
wait("select NFC application")
tag.selectNFCT4Application(pcb=0x02)
# Select the CC file
wait("select CC file")
tag.selectFile(tag.CC, pcb=0x03)
# read CC file length
wait("read CC file len")
data = tag.readBinary(0x0000, 0x02, pcb=0x02)
print(tohex(data))
# read CC file
wait("read CC file")
data = tag.readBinary(0x0000, 0x0F, pcb=0x03)
print(data)
print(tohex(data))
# select NDEF file
wait("select NDEF file")
tag.selectFile(tag.NDEF, pcb=0x02)
# read NDEF message length
wait("read NDEF message len")
data = tag.readBinary(0x0000, 0x02, pcb=0x03)
print(tohex(data))
ndef_len = (data[1]*256) + data[2]
print("NDEF len:" + str(ndef_len))
# read NDEF file
wait("read NDEF message")
data = tag.readBinary(0x0002, ndef_len, pcb=0x02)
print(tohex(data))
ndef = data[6:-4]
s = ""
for i in range(len(ndef)):
s += chr(ndef[i])
print("ndef:" + s)
# Deselect the tag and release the token (RF can now use it)
wait("deselect")
tag.deselect()
i2c.finished()
