diff options
Diffstat (limited to 'decoders/ir_nec/pd.py')
| -rw-r--r-- | decoders/ir_nec/pd.py | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/decoders/ir_nec/pd.py b/decoders/ir_nec/pd.py index 0d79865..3c272db 100644 --- a/decoders/ir_nec/pd.py +++ b/decoders/ir_nec/pd.py @@ -47,7 +47,7 @@ class Decoder(srd.Decoder): ) options = ( {'id': 'polarity', 'desc': 'Polarity', 'default': 'active-low', - 'values': ('active-low', 'active-high')}, + 'values': ('auto', 'active-low', 'active-high')}, {'id': 'tolerance', 'desc': 'Timing tolerance (%)', 'default': 5}, {'id': 'cd_freq', 'desc': 'Carrier Frequency', 'default': 0}, {'id': 'extended', 'desc': 'Extended NEC Protocol', @@ -199,7 +199,12 @@ class Decoder(srd.Decoder): cd_count = int(self.samplerate / self.options['cd_freq']) + 1 prev_ir = None - active = 0 if self.options['polarity'] == 'active-low' else 1 + if self.options['polarity'] == 'auto': + # Take sample 0 as reference. + curr_level, = self.wait({'skip': 0}) + active = 1 - curr_level + else: + active = 0 if self.options['polarity'] == 'active-low' else 1 self.is_extended = self.options['extended'] == 'yes' want_addr_len = 16 if self.is_extended else 8 |