diff --git a/gen_array.py b/gen_array.py
new file mode 100755
index 0000000..70d52f2
--- /dev/null
+++ b/gen_array.py
@@ -0,0 +1,11 @@
+#!/usr/bin/python
+
+import math
+
+msg = "dc.b "
+num = 32
+amp = 10
+for i in range(num):
+    msg += str(int(amp * math.cos(float(i) / float(num) * math.pi))) + ","
+    # msg += "-1,"
+print msg