def main():
print(" +-----------------------------------------+")
print(" | XBee Python Library Send IP Data Sample |")
print(" +-----------------------------------------+\n")
device = WiFiDevice(PORT, BAUD_RATE)
try:
device.open()
if not device.is_connected():
print(">> Error: the device is not connected to the network")
return
print("Sending data to %s:%d >> %s..." %
(DEST_IP_ADDRESS, DEST_PORT, DATA_TO_SEND))
device.send_ip_data(IPv4Address(DEST_IP_ADDRESS), DEST_PORT, PROTOCOL,
DATA_TO_SEND)
print("Success")
finally:
if device is not None and device.is_open():
device.close()
def main():
print(" +--------------------------------------------+")
print(" | XBee Python Library Receive IP Data Sample |")
print(" +--------------------------------------------+\n")
device = WiFiDevice(PORT, BAUD_RATE)
try:
device.open()
if not device.is_connected():
print(">> Error: the device is not connected to the network")
return
def ip_data_received_callback(ip_message):
print("From %s > %s" %
(ip_message.ip_addr, ip_message.data.decode("utf8")))
device.add_ip_data_received_callback(ip_data_received_callback)
print("Waiting for data...\n")
input()
finally:
if device is not None and device.is_open():
device.close()
def send_data(self, xbee_port, command, return_length):
'''
xbee_port : Socket port of xbee used
command : command to be sent to rover
return_length : Expected length of return message
NOTE : This function will send the command and close.
Calling script has to put gap between
'''
device = WiFiDevice(port=self.PORT, baud_rate=self.BAUD)
device.open()
device.send_ip_data_broadcast(xbee_port, command)
device.close()
def send_data(self,xbee_port,command,return_length):
'''
xbee_port : Socket port of xbee used
command : command to be sent to rover
return_length : Expected length of return message
NOTE : This function will send the command, open the serial
port and wait for receive_timeout seconds for a reply
from rover. It will receive the data and return it to
calling script
'''
device = WiFiDevice(port=self.PORT,baud_rate=self.BAUD)
device.open()
device.send_ip_data_broadcast(xbee_port,command)
device.close()
return_data = self.receive_data(return_length)
return return_data
def main():
print(" +----------------------------------------------------+")
print(" | XBee Python Library Connect to Access Point Sample |")
print(" +----------------------------------------------------+\n")
device = WiFiDevice(PORT, BAUD_RATE)
try:
device.open()
if device.is_connected():
device.disconnect()
device.set_ip_addressing_mode(IPAddressingMode.DHCP)
def modem_status_receive_callback(modem_status):
print("Modem status: %s" % modem_status.description)
if modem_status == ModemStatus.JOINED_NETWORK:
print(">> Successfully connected to '%s'" % SSID)
elif modem_status == ModemStatus.STATUS_DISASSOCIATED:
print(">> Disconnected from the access point")
device.add_modem_status_received_callback(
modem_status_receive_callback)
if not device.connect_by_ssid(SSID, PASSWORD):
print(">> Error: could not connect to '%s'\n" % SSID)
print("")
print(" - IP addressing mode: %s" %
device.get_ip_addressing_mode().description)
print(" - IP address: %s" % device.get_ip_addr().exploded)
print(" - IP address mask: %s" %
device.get_mask_address().exploded)
print(" - Gateway IP address: %s" %
device.get_gateway_address().exploded)
print(" - DNS address: %s" % device.get_dns_address().exploded)
print("")
finally:
if device is not None and device.is_open():
device.close()
# bidirectional script with sending test data first
import serial
from time import sleep
from digi.xbee.devices import WiFiDevice
PORT = '/dev/ttyUSB0'
BAUD = 9600
device = WiFiDevice(PORT, BAUD)
print('XBee Device Initialized')
device.open()
print('XBee Device Opened')
device.send_ip_data_broadcast(9750, "Hello TCR2")
print('Initial Packet Sent')
device.close()
print('Device Closed')
sleep(1)
try:
while True:
ser = serial.Serial(PORT, BAUD)
print('Serial Port Initialized')
# data = ser.read_until(terminator=b'TCR1 ')
data = ser.read(25)
print('Data Read')
ser.close()
print('Serial Port Closed')
data = data[14:-1]
data = data.decode()