31 lines
930 B
Python
31 lines
930 B
Python
#!/usr/bin/python
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import time, signal, sys
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from Adafruit_ADS1x15 import ADS1x15
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def signal_handler(signal, frame):
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print ('You pressed Ctrl+C!')
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print (adc.getLastConversionResults()/1000.0)
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adc.stopContinuousConversion()
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sys.exit(0)
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signal.signal(signal.SIGINT, signal_handler)
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# Print 'Press Ctrl+C to exit'
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ADS1015 = 0x00 # 12-bit ADC
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ADS1115 = 0x01 # 16-bit ADC
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# Initialise the ADC using the default mode (use default I2C address)
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# Set this to ADS1015 or ADS1115 depending on the ADC you are using!
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adc = ADS1x15(ic=ADS1115)
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# start comparator on channel 2 with a thresholdHigh=200mV and low=100mV
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# in traditional mode, non-latching, +/-1.024V and 250sps
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adc.startSingleEndedComparator(2, 200, 100, pga=1024, sps=250, activeLow=True, traditionalMode=True, latching=False, numReadings=1)
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while True:
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print (adc.getLastConversionResults()/1000.0)
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time.sleep(0.25)
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#time.sleep(0.1)
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