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18 lines
504 B
18 lines
504 B
3 years ago
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#!/usr/bin/env python3
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import numpy as np
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from common.realtime import Ratekeeper
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if __name__ == '__main__':
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RATE = 123
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print("measuring for 5 seconds at %dhz 3 times" % RATE)
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rk = Ratekeeper(RATE, print_delay_threshold=None)
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for _ in range(3):
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pwrs = []
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for _ in range(RATE*5):
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with open("/sys/bus/i2c/devices/0-0040/hwmon/hwmon1/power1_input") as f:
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pwrs.append(int(f.read()) / 1000.)
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rk.keep_time()
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print("mean %.2f std %.2f" % (np.mean(pwrs), np.std(pwrs)))
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