forked from zietzm/Helmholtz_Test_Bench
Martin Zietz
37 lines
1.3 KiB
Python
37 lines
1.3 KiB
Python
import numpy as np
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import settings as g
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import cage_func as func
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# from pyps2000b import PS2000B
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from Arduino import Arduino
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# User Inputs/Configuration----------------------------------
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# Desired output:
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mag_vec1 = np.array([10, 10, 5])*1e-6
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# Constants:
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g.COIL_CONST = np.array([38.6, 38.45, 37.9]) * 1e-9 # Coil constants [x,y,z] in T/A
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g.AMBIENT_FIELD = np.array([80]) * 1e-6 # ambient magnetic field in measurement area, to be cancelled out
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g.RESISTANCES = np.array([3.9, 1, 1]) # resistance of [x,y,z] circuits
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g.MAX_WATTS = np.array([8, 0, 0]) # max. allowed power for [x,y,z] circuits
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g.MAX_VOLTS = 16 # max. allowed voltage, limited to 16V by used diodes!
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# COM-Ports for power supply units:
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g.XY_PORT = "COM1" # placeholders
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g.Z_PORT = "COM2"
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# Code starts here------------------------------------------
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g.MAX_AMPS = np.sqrt(g.MAX_WATTS / g.RESISTANCES) # calculate maximum currents in each axis
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print("Connecting to PSUs...")
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func.setup_axes() # initiate communication, set handles
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print("Connecting to Arduino...")
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g.ARDUINO = Arduino() # search for connected arduino and set handle
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print("Arduino found, configuring pins.")
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func.setup_arduino()
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print("Activating PSU outputs...")
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func.activate_all() # activate remote control and outputs on PSUs
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func.set_field_simple(mag_vec1)
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func.deactivate_all()
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