def init(tty):
try: bus = pn53x_tty(tty)
except IOError: return None
dev = pn53x.pn53x(bus)
device = Device(dev)
device._vendor = "NXP"
device._product = "PN53x"
return device
def init(devname):
try: bus = arygon_tty(devname)
except IOError: return None
dev = pn53x.pn53x(bus)
device = Device(dev)
device._vendor = "Arygon"
device._product = "APPx-ADRx"
return device
def init(tty):
try:
bus = pn53x_tty(tty)
except IOError:
return None
dev = pn53x.pn53x(bus)
device = Device(dev)
device._vendor = "NXP"
device._product = "PN53x"
return device
def init(devname):
try:
bus = arygon_tty(devname)
except IOError:
return None
dev = pn53x.pn53x(bus)
device = Device(dev)
device._vendor = "Arygon"
device._product = "APPx-ADRx"
return device
def init(usb_dev):
bus = pn53x_usb(usb_dev)
dev = pn53x.pn53x(bus)
device = Device(dev)
if dev.ic == "PN533":
# PN533 oddity (found with SCL3711): usb manufacturer and product
# strings disappear after first use, guess memory corruption; also
# happens when read_register with more than 16 addresses.
eeprom = bytearray()
for addr in range(0xA000, 0xA100, 16):
eeprom += dev.read_register(range(addr, addr + 16))
index = 0
while index < len(eeprom) and eeprom[index] != 0xFF:
tlv_tag, tlv_len = eeprom[index], eeprom[index + 1]
tlv_data = eeprom[index + 2:index + 2 + tlv_len]
if tlv_tag == 3:
device._product = tlv_data[2:].decode("utf-16")
if tlv_tag == 4:
device._vendor = tlv_data[2:].decode("utf-16")
index += 2 + tlv_len
else:
device._vendor = bus.dh.getString(usb_dev.iManufacturer, 100)
device._product = bus.dh.getString(usb_dev.iProduct, 100)
return device
def init(usb_dev):
bus = pn53x_usb(usb_dev)
dev = pn53x.pn53x(bus)
device = Device(dev)
if dev.ic == "PN533":
# PN533 oddity (found with SCL3711): usb manufacturer and product
# strings disappear after first use, guess memory corruption; also
# happens when read_register with more than 16 addresses.
eeprom = bytearray()
for addr in range(0xA000, 0xA100, 16):
eeprom += dev.read_register(range(addr, addr+16))
index = 0
while index < len(eeprom) and eeprom[index] != 0xFF:
tlv_tag, tlv_len = eeprom[index], eeprom[index+1]
tlv_data = eeprom[index+2:index+2+tlv_len]
if tlv_tag == 3:
device._product = tlv_data[2:].decode("utf-16")
if tlv_tag == 4:
device._vendor = tlv_data[2:].decode("utf-16")
index += 2 + tlv_len
else:
device._vendor = bus.dh.getString(usb_dev.iManufacturer, 100)
device._product = bus.dh.getString(usb_dev.iProduct, 100)
return device
