def __init__(self, name, args, config_set, test_set):
self.name = name
self.config_set = config_set
self.test_set = test_set
self.capture_freq = args.frequency
self.frequency_offset = args.frequency_offset
self.sample_rate = args.sample_rate
self.hw = args.hw
self.name += "_" + self.hw
self.path = os.path.join(args.data_out, self.name)
self.pre_delay = 0.150
self.post_delay = 1.0
self.intra_delay = 0.1
self.lc = RN2483Controller("/dev/lora")
self.test_count = 0
# Prepare SigMF global metadata (identical for all tests)
self.global_meta = {
"core:datatype": "cf32_le",
"core:version": "0.0.1",
"core:license": "CC0",
"core:hw": self.hw,
"core:sample_rate": self.sample_rate,
"core:author": "Pieter Robyns"
}
# Prepare paths for storing suite
try:
if not os.path.exists(self.path):
os.makedirs(self.path)
except:
Exception("Error creating output directory.")
def __init__(self, num_messages):
Thread.__init__(self)
self.setDaemon(True)
self.num_messages = num_messages
self.lc = RN2483Controller("/dev/lora")
self.lc.set_sf(7)
self.name = "receiver_hw"
self.data = {'payloads': [], 'snrs': []}
def __init__(self, mutex):
Thread.__init__(self)
self.setDaemon(True)
self.lc = RN2483Controller("/dev/ttyACM0")
self.lc.set_sf("7")
self.lc.set_pwr("15")
self.lc.get_bt()
# self.lc.set_bt("none")
# self.lc.set_freq("868000000")
print("LoRa frequency: ",self.lc.get_freq())
self.mutex = mutex
self.counter = 4278190080
import configparser
from loranode.rpyutils import printd, Level, Color, clr, set_debug_level
from loranode import RN2483Controller
# LoRaController OTAA based join and message test
if __name__ == "__main__":
set_debug_level(Level.DEBUG)
# Parse config
cp = configparser.ConfigParser()
cp.read('lora.cfg')
config = cp['DEFAULT']
# Test controller
lc = RN2483Controller(config.get("port"))
if lc.test():
printd("[+] Connected to LoRa RN2483 device", Level.INFO)
else:
printd(clr(Color.YELLOW, "[-] Failed to get version from LoRa device"), Level.WARNING)
# Join and send a message
if lc.join_otaa(config.get("appkey"), config.get("appeui"), config.get("deveui")):
printd("[+] Connected to gateway", Level.INFO)
lc.set_adr(True)
lc.set_pwr(14)
if lc.send("AC", ack=False):
printd(clr(Color.GREEN, "[+] Test succeeded"), Level.CRITICAL)
del lc
exit()
def __init__(self, mutex):
Thread.__init__(self)
self.setDaemon(True)
self.lc = RN2483Controller("/dev/ttyUSB1")
self.mutex = mutex
self.counter = 0
def __init__(self,
spreadingFactor=7,
codingRate="4/5",
output_dir='./lora-samples/',
output_prefix='examplify_data',
gains=[10, 20, 20]):
##################################################
# Variables #
##################################################
self.target_freq = 868.1e6
self.sf = spreadingFactor # 6 7 8 12
self.samp_rate = 1e6
self.capture_freq = 868.0e6
self.bw = 125e3
#self.symbols_per_sec = self.bw / (2**self.sf)
self.offset = -(self.capture_freq - self.target_freq)
#self.bitrate = self.sf * (1 / (2**self.sf / self.bw ))
self.crc = True
self.pwr = 1
self.codingRate = codingRate # 4/5 4/6 4/7
try:
if not os.path.exists(output_dir):
os.makedirs(output_dir)
except:
Exception("Error creating output directory.")
self.output_dir = output_dir
self.output_prefix = output_prefix
self.output_ext = '.cfile'
self.outputFile = self.output_dir + self.output_prefix + self.output_ext
self.pre_delay = 0.150
self.post_delay = 0.350
self.trans_delay = 0.1
self.examples_output = []
##################################################
# LoRa transmitter #
##################################################
try:
self.lc = RN2483Controller("/dev/lora")
self.lc.set_cr(self.codingRate)
self.lc.set_bw(self.bw / 1e3)
self.lc.set_sf(self.sf)
self.lc.set_crc("on" if self.crc else "off")
self.lc.set_pwr(self.pwr)
except:
raise Exception(
"Error initialising LoRa transmitter: RN2483Controller")
##################################################
# Blocks #
##################################################
self.tb = gr.top_block()
self.osmosdr_source_0 = osmosdr.source(args="numchan=" + str(1) + " " +
'')
self.osmosdr_source_0.set_sample_rate(self.samp_rate)
self.osmosdr_source_0.set_center_freq(self.capture_freq, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(0, 0)
self.osmosdr_source_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(gains[0], 0)
self.osmosdr_source_0.set_if_gain(gains[1], 0)
self.osmosdr_source_0.set_bb_gain(gains[2], 0)
self.osmosdr_source_0.set_antenna('', 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
def __init__(self, spreadingFactor = 7, codingRate = "4/5", gains = [10, 20, 20]):
##################################################
# Variables #
##################################################
self.target_freq = 868.1e6
self.sf = spreadingFactor # 7 8 9 10 11 12
self.samp_rate = 1e6
self.capture_freq = 868.0e6
self.bw = 125e3
#self.symbols_per_sec = self.bw / (2**self.sf)
self.offset = -(self.capture_freq - self.target_freq)
#self.bitrate = self.sf * (1 / (2**self.sf / self.bw ))
self.crc = True
self.pwr = 1
self.codingRate = codingRate # 4/5 4/6 4/7 4/8
self.pre_delay = 0.150
self.post_delay = 0.350
self.trans_delay = 0.250
self.testResults = None
# Socket connection for sink
self.host = "127.0.0.1"
self.port = 40868
self.server = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self.server.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.server.bind((self.host, self.port))
self.server.setblocking(0)
##################################################
# LoRa transmitter #
##################################################
try:
self.lc = RN2483Controller("/dev/lora")
self.lc.set_cr ( self.codingRate)
self.lc.set_bw ( self.bw / 1e3)
self.lc.set_sf ( self.sf )
self.lc.set_crc( "on" if self.crc else "off")
self.lc.set_pwr( self.pwr )
except:
raise Exception("Error initialising LoRa transmitter: RN2483Controller")
##################################################
# Blocks #
##################################################
self.tb = gr.top_block ()
self.osmosdr_source_0 = osmosdr.source( args="numchan=" + str(1) + " " + '' )
self.osmosdr_source_0.set_sample_rate(self.samp_rate)
self.osmosdr_source_0.set_center_freq(self.capture_freq, 0)
self.osmosdr_source_0.set_freq_corr(0, 0)
self.osmosdr_source_0.set_dc_offset_mode(0, 0)
self.osmosdr_source_0.set_iq_balance_mode(0, 0)
self.osmosdr_source_0.set_gain_mode(False, 0)
self.osmosdr_source_0.set_gain(gains[0], 0)
self.osmosdr_source_0.set_if_gain(gains[1], 0)
self.osmosdr_source_0.set_bb_gain(gains[2], 0)
self.osmosdr_source_0.set_antenna('', 0)
self.osmosdr_source_0.set_bandwidth(0, 0)
self.lora_lora_receiver_0 = lora.lora_receiver(self.samp_rate, self.capture_freq, self.offset, self.sf, self.samp_rate, 0.01)
self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, self.samp_rate, True)
self.blocks_message_socket_sink_0 = lora.message_socket_sink()
self.tb.connect( (self.osmosdr_source_0, 0), (self.blocks_throttle_0, 0))
self.tb.connect( (self.blocks_throttle_0, 0), (self.lora_lora_receiver_0, 0))
self.tb.msg_connect( (self.lora_lora_receiver_0, 'frames'), (self.blocks_message_socket_sink_0, 'in'))