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#!/usr/bin/python |
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#!/usr/bin/python |
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# Python driver for MLAB MAG01A module with HMC5888L Magnetometer sensor wrapper class |
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# Python driver for MLAB MAG01A module with HMC5888L Magnetometer sensor wrapper class |
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import time |
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import time |
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import datetime |
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import datetime |
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import sys |
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import sys |
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from pymlab import config |
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from pymlab import config |
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#### Script Arguments ############################################### |
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#### Script Arguments ############################################### |
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if len(sys.argv) != 2: |
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if len(sys.argv) != 2: |
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sys.stderr.write("Invalid number of arguments.\n") |
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sys.stderr.write("Invalid number of arguments.\n") |
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sys.stderr.write("Usage: %s #I2CPORT\n" % (sys.argv[0], )) |
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sys.stderr.write("Usage: %s #I2CPORT\n" % (sys.argv[0], )) |
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sys.exit(1) |
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sys.exit(1) |
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port = eval(sys.argv[1]) |
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port = eval(sys.argv[1]) |
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#### Sensor Configuration ########################################### |
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#### Sensor Configuration ########################################### |
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cfg = config.Config( |
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cfg = config.Config( |
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port = port, |
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port = port, |
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bus = [ |
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bus = [ |
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{ |
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{ |
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"type": "i2chub", |
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"type": "i2chub", |
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"address": 0x72, |
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"address": 0x72, |
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"children": [ |
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"children": [ |
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{ |
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{ |
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"type": "i2chub", |
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"type": "i2chub", |
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"address": 0x70, |
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"address": 0x70, |
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"channel": 0, |
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"channel": 0, |
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"children": [ |
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"children": [ |
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{"name": "barometer", "type": "altimet01" , "channel": 0, }, |
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{"name": "barometer", "type": "altimet01" , "channel": 0, }, |
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{"name": "hum_temp", "type": "sht25" , "channel": 1, }, |
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{"name": "hum_temp", "type": "sht25" , "channel": 1, }, |
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# {"name": "wind_direction", "type": "mag01" , "channel": 1, }, |
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# {"name": "wind_direction", "type": "mag01" , "channel": 1, }, |
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{"name": "thermometer", "type": "lts01" , "channel": 2, }, |
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], |
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], |
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}, |
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}, |
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# {"name": "barometer2", "type": "altimet01" , "channel": 6, }, |
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# {"name": "barometer2", "type": "altimet01" , "channel": 6, }, |
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], |
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], |
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}, |
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}, |
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], |
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], |
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) |
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) |
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cfg.initialize() |
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cfg.initialize() |
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barometer = cfg.get_device("barometer") |
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barometer = cfg.get_device("barometer") |
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hum_temp = cfg.get_device("hum_temp") |
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hum_temp = cfg.get_device("hum_temp") |
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#wind_direction = cfg.get_device("wind_direction") |
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#wind_direction = cfg.get_device("wind_direction") |
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thermometer = cfg.get_device("thermometer") |
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time.sleep(0.5) |
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time.sleep(0.5) |
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#### Data Logging ################################################### |
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#### Data Logging ################################################### |
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filename = datetime.datetime.now().isoformat() |
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filename = datetime.datetime.now().isoformat() |
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try: |
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try: |
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with open(filename+".log", "a") as f: |
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with open(filename+".log", "a") as f: |
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while True: |
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while True: |
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barometer.route() |
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barometer.route() |
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(t1, p1) = barometer.get_tp() |
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(t1, p1) = barometer.get_tp() |
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hum_temp.route() |
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hum_temp.route() |
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t2 = hum_temp.get_temp() |
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t2 = hum_temp.get_temp() |
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t3 = thermometer.get_temp() |
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h1 = hum_temp.get_hum() |
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h1 = hum_temp.get_hum() |
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sys.stdout.write(" Temperature: %.2f Pressure: %d TempSHT: %.2f HumSHT: %.1f " % (t1, p1, t2, h1,)) |
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sys.stdout.write(" Temperature: %.2f Pressure: %d TempSHT: %.2f HumSHT: %.1f TempLTS: %.2f" % (t1, p1, t2, h1, t3)) |
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f.write("%d\t%.2f\t%d\t%.2f\t%.1f\n" % (time.time(),t1, p1, t2, h1,)) |
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f.write("%d\t%.2f\t%d\t%.2f\t%.1f\t%.2f\n" % (time.time(),t1, p1, t2, h1, t3)) |
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sys.stdout.flush() |
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sys.stdout.flush() |
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time.sleep(10) |
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time.sleep(10) |
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except KeyboardInterrupt: |
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except KeyboardInterrupt: |
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sys.exit(0) |
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sys.exit(0) |
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