time = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16]
voltage = [0,1,1,0,1,1,0,0,1,1,0,1,1,0,1,1]

i = 0

for i in range(1, len(time)):
    if voltage[i-1] - voltage[i] == 0:
        continue

    if voltage[i-1] - voltage[i] == -1:
        time_start = i  # pulse has started again

    if voltage[i-1] - voltage[i] == 1:
        time_end = i  # pulse has ended

time_period = time_start - time_end

print(time_end)
print(time_start)
print(time_period)