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44 lines
1018 B
Python
44 lines
1018 B
Python
import time
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from simple_pid import PID
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from itertools import count
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import matplotlib.pyplot as plt
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from matplotlib.animation import FuncAnimation
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import minimalmodbus
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tempSens = minimalmodbus.Instrument('/dev/ttyUSB0', 1)
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tempSens.serial.baudrate = 38400
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plt.style.use('fivethirtyeight')
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x_values = []
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y_values = []
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index = count()
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def animate(i):
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try:
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#temp1 = tempSens.read_float(1, functioncode=4, byteorder=0) / 100
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#temp2 = tempSens.read_float(3, functioncode=4, byteorder=0) / 100
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#temp3 = tempSens.read_float(5, functioncode=4, byteorder=0) / 100
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#temp = tempSens.read_register(1)
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temp2 = tempSens.read_float(3, functioncode=4)
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y_values.append(temp2)
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x_values.append(next(index))
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print(tempSens.read_float(11, functioncode=4), end="\t")
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print(temp2)
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plt.cla()
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plt.scatter(x_values, y_values)
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except Exception as e: print(e)
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ani = FuncAnimation(plt.gcf(), animate, 2000)
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plt.tight_layout()
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plt.show()
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