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1 | ## | |
2 | ## This file is part of the libsigrokdecode project. | |
3 | ## | |
4 | ## Copyright (C) 2012-2014 Uwe Hermann <uwe@hermann-uwe.de> | |
5 | ## | |
6 | ## This program is free software; you can redistribute it and/or modify | |
7 | ## it under the terms of the GNU General Public License as published by | |
8 | ## the Free Software Foundation; either version 2 of the License, or | |
9 | ## (at your option) any later version. | |
10 | ## | |
11 | ## This program is distributed in the hope that it will be useful, | |
12 | ## but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | ## GNU General Public License for more details. | |
15 | ## | |
16 | ## You should have received a copy of the GNU General Public License | |
17 | ## along with this program; if not, see <http://www.gnu.org/licenses/>. | |
18 | ## | |
19 | ||
20 | # Return the specified BCD number (max. 8 bits) as integer. | |
21 | def bcd2int(b): | |
22 | return (b & 0x0f) + ((b >> 4) * 10) | |
23 | ||
24 | def bin2int(s: str): | |
25 | return int('0b' + s, 2) | |
26 | ||
27 | def bitpack(bits): | |
28 | return sum([b << i for i, b in enumerate(bits)]) | |
29 | ||
30 | def bitunpack(num, minbits=0): | |
31 | res = [] | |
32 | while num or minbits > 0: | |
33 | res.append(num & 1) | |
34 | num >>= 1 | |
35 | minbits -= 1 | |
36 | return tuple(res) |