62 lines
1.8 KiB
Python
62 lines
1.8 KiB
Python
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import serial, struct, sys, hashlib, curses
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from time import sleep
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from binascii import hexlify,unhexlify
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from ant.core import driver
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from ant.core import node
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from PowerMeterTx import PowerMeterTx
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from SpeedTx import SpeedTx
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from iConst import *
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power_meter = None
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POWER_SENSOR_ID = int(int(hashlib.md5(getserial()).hexdigest(), 16) & 0xFFFFfffe) + 1
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speed = None
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SPEED_SENSOR_ID = int(int(hashlib.md5(getserial()).hexdigest(), 16) & 0xFFFFfffe) + 2
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if __name__ =='__main__':
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NETKEY = unhexlify(sys.argv[1])
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stick = driver.USB1Driver(device="/dev/ttyANT", log=None, debug=True)
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antnode = node.Node(stick)
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print("Starting ANT node on network %s" % sys.argv[1])
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antnode.start()
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key = node.NetworkKey('N:ANT+', NETKEY)
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antnode.setNetworkKey(0, key)
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print("Starting power meter with ANT+ ID " + repr(POWER_SENSOR_ID))
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try:
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# Create the power meter object and open it
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power_meter = PowerMeterTx(antnode, POWER_SENSOR_ID)
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power_meter.open()
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except Exception as e:
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print("power_meter error: " + e.message)
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power_meter = None
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print("Starting speed sensor with ANT+ ID " + repr(SPEED_SENSOR_ID))
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try:
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speed = SpeedTx(antnode, SPEED_SENSOR_ID, wheel = 0.1)
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speed.open()
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except Exception as e:
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print("speed error: " + e.message)
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speed = None
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i = 0
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while True:
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sleep(1)
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power_meter.update(power = i, cadence = i)
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speed.update(speed = 25)
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i += 1
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if (i > 200):
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break
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if power_meter:
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print "Closing power meter"
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power_meter.close()
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power_meter.unassign()
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if speed:
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print "Closing speed sensor"
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speed.close()
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speed.unassign()
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if antnode:
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print "Stopping ANT node"
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antnode.stop()
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