starting wfg

python/waveform_generator/hdl_sim_check_results.py

@@ -0,0 +1,36 @@
+from matplotlib import pyplot as plt
+from ctypes import *
+import numpy as np
+
+
+def read_sim_output(filename, is_float=False):
+    fid = open(filename, "r")
+    lines = fid.readlines()
+    fid.close()
+
+    data = [int(line) for line in lines]
+    data = np.array(data)
+
+    if is_float:
+        as_floats = c_float * data.size
+        data = as_floats.from_buffer(data.astype(np.int32))
+        data = np.array(data)
+
+    return data
+
+
+def main():
+    data = read_sim_output("sim_out.bin")
+    data[data >= 2**15] -= 2**16
+    data = data[0::2] + 1j * data[1::2]
+
+    plt.figure()
+    plt.plot(data.real)
+    plt.plot(data.imag)
+    plt.title('Sim Output')
+    plt.grid()
+
+    plt.show()
+
+if __name__ == '__main__':
+    main()

python/waveform_generator/hdl_sim_config.py

@@ -0,0 +1,14 @@
+
+
+def main():
+    fs = 750e6
+    f = 10e6
+    n = 4096
+
+
+    freq = f/fs * 2**31
+
+    print(freq)
+
+if __name__ == '__main__':
+    main()