o Start on some electronics engineering code.

2 files changed, 27 insertions, 0 deletions

diff --git a/ee/tools/__init__.py b/ee/tools/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/ee/tools/__init__.py
diff --git a/ee/tools/read_ltspice_raw.py b/ee/tools/read_ltspice_raw.py
new file mode 100644
index 0000000..0b3b7e1
--- /dev/null
+++ b/ee/tools/read_ltspice_raw.py
@@ -0,0 +1,27 @@
+import ee
+import sys
+
+raw = ee.read_ltspice_raw(sys.argv[1])
+
+#print("Variables:")
+#for i, v in enumerate(raw.variables):
+#  print("{:2}: kind: {:20} expression: {}".format(i, v.kind, v.expression))
+
+#for i, v in enumerate(raw.variables):
+#  print("{:2}: kind: {:20} expression: {}".format(i, v.kind, v.expression))
+#  for p in raw.values[i]:
+#    print("  {}".format(p))
+
+xs = raw.get_values('V(load)')
+
+import matplotlib
+matplotlib.use('Agg') 
+
+import matplotlib.pyplot as plt
+from matplotlib.ticker import FuncFormatter, MaxNLocator
+fig = plt.figure()
+ax = fig.add_subplot(111)
+ax.plot(xs)
+
+with open("ltspice.png", "wb") as f:
+  plt.savefig(f, format="png")