import matplotlib.pyplot as plt

# Digital data (could come from a logic analyzer, ADC, file, etc.)
bool_array = [
    True, False, True, True,
    False, False, True, False,
    False, True, True, True,
    False, False, True, False
]

sample_rate = 3600  # samples per second

time = []
voltage = []

for sample, bit in enumerate(bool_array):

    # create time axis
    t = sample / sample_rate

    # convert digital bit to voltage
    if bit:
        v = 1.0
    else:
        v = 0.0

    time.append(t)
    voltage.append(v)


plt.figure(figsize=(10,4))
plt.step(time, voltage, where="post")

plt.xlabel("Time (seconds)")
plt.ylabel("Voltage (V)")
plt.title("DSP Waveform From Boolean Array")
plt.grid(True)
plt.ylim(-0.2, 1.2)

plt.show()