sdata = 0x43df
s1 = sdata >> 14
s2 = sdata & (0xffff >> 2)

if s1 == 0:
    vl = s2 * 0.0001
elif s1 == 1:
    vl = s2 * 0.01
elif s1 == 2:
    vl = s2
elif s1 == 3:
    vl = s2 / 100
else:
    vl = 16383
print(vl)