Unified fpga folders

fpga/tests/plot_edgedetect.py

@@ -0,0 +1,54 @@
+#!/usr/bin/env python3
+#-----------------------------------------------------------------------------
+# Copyright (C) 2014 iZsh <izsh at fail0verflow.com>
+#
+# This code is licensed to you under the terms of the GNU GPL, version 2 or,
+# at your option, any later version. See the LICENSE.txt file for the text of
+# the license.
+#-----------------------------------------------------------------------------
+
+import sys
+try:
+    import numpy
+except ModuleNotFoundError:
+    print("Please install numpy module first.")
+    sys.exit(1)
+
+try:
+    import matplotlib.pyplot as plt
+except ModuleNotFoundError:
+    print("Please install matplotlib module first.")
+    sys.exit(1)
+
+if len(sys.argv) != 2:
+    print("Usage: %s <basename>" % sys.argv[0])
+    sys.exit(1)
+
+BASENAME = sys.argv[1]
+
+nx = numpy.fromfile(BASENAME + ".time")
+
+def plot_time(dat1):
+    plt.plot(nx, dat1)
+
+sig = bytearray(open(BASENAME + ".filtered", 'rb').read())
+min_vals = bytearray(open(BASENAME + ".min", 'rb').read())
+max_vals = bytearray(open(BASENAME + ".max", 'rb').read())
+states = bytearray(open(BASENAME + ".state", 'rb').read())
+toggles = bytearray(open(BASENAME+ ".toggle", 'rb').read())
+high = bytearray(open(BASENAME + ".high", 'rb').read())
+highz = bytearray(open(BASENAME + ".highz", 'rb').read())
+lowz = bytearray(open(BASENAME + ".lowz", 'rb').read())
+low = bytearray(open(BASENAME + ".low", 'rb').read())
+
+plot_time(sig)
+plot_time(min_vals)
+plot_time(max_vals)
+plot_time(states)
+plot_time(toggles)
+plot_time(high)
+plot_time(highz)
+plot_time(lowz)
+plot_time(low)
+
+plt.show()