# lab1_1.py -- template for your Task #1 design file
import numpy
import matplotlib.pyplot as p
import channel
reload(channel)
import lab1
reload(lab1)

p.ion()  # interactive plot mode

def plot_data(data):
    """
    Create a new figure and plot data using blue, square markers.
    """

# Testing code.  Do it this way so we can import this file
# and use its functions without also running the test code.
if __name__ == '__main__':
    # supply a bit sequence
    bits = [1,0,1,1,0,0,0,1,0,0,0,1,1,1,0]

    # Convert bits (0's or 1's) to voltage samples
    # (between 0.0 and 1.0 volts)
    samples_per_bit=20
    samples = lab1.bits_to_samples(bits,samples_per_bit)

    # Create a noisy channel
    mychannel = channel.channel(channelid='0',noise=0.1)

    # Send the voltage samples over a noisy channel
    out = mychannel(samples)

    # Plot the received voltage samples
    plot_data(out)

    # enable the following line whey you're ready to submit
    # your code to the on-line server
    #lab1.checkoff(plot_data,'L1_1')