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39 lines
995 B
39 lines
995 B
# This is a short example program that
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# demonstrates the bare minimum of using
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# RNode in a Python program. First we'll
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# import the RNodeInterface class.
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from RNode import RNodeInterface
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# We'll also define which serial port the
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# RNode is attached to.
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serialPort = "/dev/ttyUSB0"
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# This function gets called every time a
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# packet is received
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def gotPacket(data, rnode):
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print "Received a packet: "+data
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print "RSSI: "+str(rnode.r_stat_rssi)+" dBm"
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print "SNR: "+str(rnode.r_stat_snr)+" dB"
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# Create an RNode instance. This configures
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# and powers up the radio.
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rnode = RNodeInterface(
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callback = gotPacket,
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name = "My RNode",
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port = serialPort,
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frequency = 868000000,
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bandwidth = 125000,
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txpower = 2,
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sf = 7,
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cr = 5,
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loglevel = RNodeInterface.LOG_DEBUG)
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# Enter a loop waiting for user input.
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try:
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print "Waiting for packets, hit enter to send a packet, Ctrl-C to exit"
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while True:
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raw_input()
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rnode.send("Hello World!")
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except KeyboardInterrupt as e:
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print ""
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exit() |