CMS50F length test 2

#!/usr/bin/python
# -*- coding: UTF-8 -*-
# Contec CMS 50F firmware 3.7 sample duration test


data = [
dict(a='08 80 80 80 a4 80 80 80', l=6),
dict(a='08 80 80 80 d2 80 80 80', l=14),
dict(a='08 80 80 80 c8 80 80 80', l=12),
dict(a='08 84 80 80 ca 80 80 80', l=34),
dict(a='08 80 80 80 a2 80 80 80', l=6),
dict(a='08 80 80 80 a4 81 80 80', l=49),
dict(a='08 84 80 80 98 80 80 80', l=26),
dict(a='08 84 80 80 c2 80 80 80', l=33),
dict(a='08 84 80 80 d2 84 80 80', l=206),
dict(a='08 84 80 80 aa 81 80 80', l=71),
dict(a='08 80 80 80 90 80 80 80', l=3),
dict(a='08 84 80 80 84 80 80 80', l=22),
dict(a='08 84 80 80 c0 93 80 80', l=843)
];

print data

for entry in data:
    d=entry['a'].replace(' ', '').decode("hex")
    bytes = [ord(d[i]) for i in range(0, len(d) - 1)]
    print bytes

    duration = ( ( (bytes[1] & 4) << 5)  | (bytes[4] ^ 0x80) | ((bytes[5] ^ 0x80) << 8));

    bit = duration % 2;
    duration /= 2;

    print "d: %d l: %d b: %d" % (duration, entry['l'] * 3, bit)