47 lines
1.2 KiB
Python
47 lines
1.2 KiB
Python
'''
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Created on Dec 23, 2016
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@author: klaehn
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'''
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import sys
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from time import sleep
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from datetime import datetime as dt
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from data_buffer import DataBuffer
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from gate.gate_handler import GateHandler
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from power_sensor import PowerSensor
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POWER_SENSOR_I2C_BUS = 1
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POWER_SENSOR_I2C_ADDRESS = 0x40
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CONSECUTIVE_POWER_READS = 1000
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MAX_ENGINE_POWER = {"up":330, "down":290}
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def main(argv):
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gate_handler = GateHandler()
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power_sensor = PowerSensor(POWER_SENSOR_I2C_BUS, POWER_SENSOR_I2C_ADDRESS)
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power_data = DataBuffer(CONSECUTIVE_POWER_READS)
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gate_handler.close()
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try:
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while True:
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power_data.push(power_sensor.power_mw())
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average = power_data.average()
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print str(dt.now()) + " avg pwr: " + str(average) + " mW"
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if average != None:
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if average > MAX_ENGINE_POWER["down"]:
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gate_handler.open()
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sleep(5)
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gate_handler.stop()
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print "Gate successfully closed"
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return 0
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except KeyboardInterrupt:
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gate_handler.stop()
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print "Closing procedure interrupted."
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return 1
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if __name__ == "__main__":
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sys.exit(main(sys.argv[1:]))
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