72 lines
1.9 KiB
Python
72 lines
1.9 KiB
Python
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#!/usr/bin/python
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# AUTHOR:
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# Carlosgs (http://carlosgs.es)
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# LICENSE:
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# Attribution - Share Alike - Creative Commons (http://creativecommons.org/licenses/by-sa/3.0/)
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#
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# DISCLAIMER:
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# This software is provided "as is", and you use the software at your own risk. Under no
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# circumstances shall Carlosgs be liable for direct, indirect, special, incidental, or
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# consequential damages resulting from the use, misuse, or inability to use this software,
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# even if Carlosgs has been advised of the possibility of such damages.
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# Begin configuration
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BAUDRATE = 115200
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DEVICE = "/dev/ttyUSB0"
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# End configuration
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# Begin modules
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import sys
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import numpy as np
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from scipy import interpolate
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import matplotlib.pyplot as plt
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sys.path.append("../CycloneHost")
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import CycloneHost as cy
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# End modules
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cy.connect(BAUDRATE, DEVICE)
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cy.sendCommand("G90\n") # Set absolute positioning
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cy.homeZXY() # Home all the axis
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# (x,y)
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grid_origin = (0,0) # Initial point of the grid [mm]
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grid_len = (135,84) # Distance to probe [mm]
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grid_N = (12,6) # Number of points
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Zlift = 0.5 # mm
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# Warning: Do not lower too much or you will potentially cause damage!
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initial_Z_lowering_distance = -15
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cy.moveZrelSafe(initial_Z_lowering_distance,F_slowMove) # Move Z towards the PCB (saves some probing time for the first coord)
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(x_points, y_points, probe_result, Z_offset, duration) = cy.probeGrid(grid_origin, grid_len, grid_N, Zlift)
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# Show our grid
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print "--- Probing results ---"
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print "-> X points:", x_points
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print "-> Y points:", y_points
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print "-> Grid:", probe_result
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print "-> Duration:", duration
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plt.ion() # Enable real-time plotting to avoid blocking behaviour for pyplot
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plt.figure(1)
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plt.pcolor(np.array(x_points), np.array(y_points), np.array(probe_result))
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plt.colorbar()
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plt.title("Z probing results [mm]")
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plt.show()
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# TODO:
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# - Export results to a file with a standarized format
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# -
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cy.close() # Close the serial port connection
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raw_input("Press enter to exit...")
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