RNode_Firmware_CE/Libraries/Example.py

39 lines
996 B
Python

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