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author | Uwe Hermann <uwe@hermann-uwe.de> | 2019-04-19 15:42:15 +0200 |
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committer | Uwe Hermann <uwe@hermann-uwe.de> | 2019-04-19 15:44:46 +0200 |
commit | 5ae47601f4935bca731415b23c5f8ad85d6f2309 (patch) | |
tree | ccaf6cc688471463ceff11dd8e969545cc1be7a3 | |
parent | 42ca52b50cc0985c6be6969ff383d4cdb1490aa2 (diff) | |
download | libsigrokdecode-5ae47601f4935bca731415b23c5f8ad85d6f2309.tar.gz libsigrokdecode-5ae47601f4935bca731415b23c5f8ad85d6f2309.zip |
cc1101: Use namedtuple to increase readability a bit.
-rw-r--r-- | decoders/cc1101/pd.py | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/decoders/cc1101/pd.py b/decoders/cc1101/pd.py index fd13540..156d4ce 100644 --- a/decoders/cc1101/pd.py +++ b/decoders/cc1101/pd.py @@ -18,11 +18,15 @@ ## import sigrokdecode as srd +from collections import namedtuple from .lists import * ANN_STROBE, ANN_SINGLE_READ, ANN_SINGLE_WRITE, ANN_BURST_READ, \ ANN_BURST_WRITE, ANN_STATUS_READ, ANN_STATUS, ANN_WARN = range(8) +Pos = namedtuple('Pos', ['ss', 'es']) +Data = namedtuple('Data', ['mosi', 'miso']) + class Decoder(srd.Decoder): api_version = 3 id = 'cc1101' @@ -63,15 +67,15 @@ class Decoder(srd.Decoder): def warn(self, pos, msg): '''Put a warning message 'msg' at 'pos'.''' - self.put(pos[0], pos[1], self.out_ann, [ANN_WARN, [msg]]) + self.put(pos.ss, pos.es, self.out_ann, [ANN_WARN, [msg]]) def putp(self, pos, ann, msg): '''Put an annotation message 'msg' at 'pos'.''' - self.put(pos[0], pos[1], self.out_ann, [ann, [msg]]) + self.put(pos.ss, pos.es, self.out_ann, [ann, [msg]]) def putp2(self, pos, ann, msg1, msg2): '''Put an annotation message 'msg' at 'pos'.''' - self.put(pos[0], pos[1], self.out_ann, [ann, [msg1, msg2]]) + self.put(pos.ss, pos.es, self.out_ann, [ann, [msg1, msg2]]) def next(self): '''Resets the decoder after a complete command was decoded.''' @@ -92,11 +96,11 @@ class Decoder(srd.Decoder): def mosi_bytes(self): '''Returns the collected MOSI bytes of a multi byte command.''' - return [b[0] for b in self.mb] + return [b.mosi for b in self.mb] def miso_bytes(self): '''Returns the collected MISO bytes of a multi byte command.''' - return [b[1] for b in self.mb] + return [b.miso for b in self.mb] def decode_command(self, pos, b): '''Decodes the command byte 'b' at position 'pos' and prepares @@ -113,7 +117,7 @@ class Decoder(srd.Decoder): else: # Don't output anything now, the command is merged with # the data bytes following it. - self.ss_mb = pos[0] + self.ss_mb = pos.ss def format_command(self): '''Returns the label for the current command.''' @@ -259,14 +263,14 @@ class Decoder(srd.Decoder): if len(self.mb) < self.min: self.warn((ss, ss), 'missing data bytes') elif self.mb: - self.finish_command((self.ss_mb, self.es_mb)) + self.finish_command(Pos(self.ss_mb, self.es_mb)) self.next() self.cs_was_released = True elif ptype == 'DATA' and self.cs_was_released: mosi, miso = data1, data2 - pos = (ss, es) + pos = Pos(ss, es) if miso is None or mosi is None: self.requirements_met = False @@ -286,4 +290,4 @@ class Decoder(srd.Decoder): if self.ss_mb == -1: self.ss_mb = ss self.es_mb = es - self.mb.append((mosi, miso)) + self.mb.append(Data(mosi, miso)) |