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| author | Uwe Hermann <uwe@hermann-uwe.de> | 2017-05-03 22:06:51 +0200 |
|---|---|---|
| committer | Uwe Hermann <uwe@hermann-uwe.de> | 2017-05-05 19:17:39 +0200 |
| commit | bf3d8c801f01639da7045ff81fc32cb5d97cd3c5 (patch) | |
| tree | 46cbd81c3b358bb5b570c191af42c023dd405869 /decoders | |
| parent | bf014116fb4725b60165a01e9a5d1567fbed501b (diff) | |
| download | libsigrokdecode-bf3d8c801f01639da7045ff81fc32cb5d97cd3c5.tar.gz libsigrokdecode-bf3d8c801f01639da7045ff81fc32cb5d97cd3c5.zip | |
microwire: Make the start bit an extra annotation class.
Diffstat (limited to 'decoders')
| -rw-r--r-- | decoders/microwire/pd.py | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/decoders/microwire/pd.py b/decoders/microwire/pd.py index f86761e..6064de7 100644 --- a/decoders/microwire/pd.py +++ b/decoders/microwire/pd.py @@ -53,16 +53,17 @@ class Decoder(srd.Decoder): {'id': 'so', 'name': 'SO', 'desc': 'Slave out'}, ) annotations = ( + ('start-bit', 'Start bit'), ('si-bit', 'SI bit'), ('so-bit', 'SO bit'), ('status-check', 'Status check'), ('warning', 'Warning'), ) annotation_rows = ( - ('si-bits', 'SI bits', (0,)), - ('so-bits', 'SO bits', (1,)), - ('status', 'Status', (2,)), - ('warnings', 'Warnings', (3,)), + ('si-bits', 'SI bits', (0, 1)), + ('so-bits', 'SO bits', (2,)), + ('status', 'Status', (3,)), + ('warnings', 'Warnings', (4,)), ) def start(self): @@ -75,7 +76,7 @@ class Decoder(srd.Decoder): cs, sk, si, so = self.wait({0: 'r'}) if sk: self.put(self.samplenum, self.samplenum, self.out_ann, - [3, ['Clock should be low on start', + [4, ['Clock should be low on start', 'Clock high on start', 'Clock high', 'SK high']]) sk = 0 # Enforce correct state for correct clock handling. # Because we don't know if this is bit communication or a @@ -120,16 +121,16 @@ class Decoder(srd.Decoder): if bit_so == 0 and change['so']: # Rising edge Busy -> Ready. self.put(start_samplenum, change['samplenum'], - self.out_ann, [2, ['Busy', 'B']]) + self.out_ann, [3, ['Busy', 'B']]) start_samplenum = change['samplenum'] bit_so = change['so'] # Put last state. if bit_so == 0: self.put(start_samplenum, packet[-1]['samplenum'], - self.out_ann, [2, ['Busy', 'B']]) + self.out_ann, [3, ['Busy', 'B']]) else: self.put(start_samplenum, packet[-1]['samplenum'], - self.out_ann, [2, ['Ready', 'R']]) + self.out_ann, [3, ['Ready', 'R']]) else: # Bit communication. # Since the slave samples SI on clock rising edge we do the @@ -149,7 +150,7 @@ class Decoder(srd.Decoder): if bit_si == 0: # Start bit missing. self.put(bit_start, change['samplenum'], self.out_ann, - [3, ['Start bit not high', + [4, ['Start bit not high', 'Start bit low']]) else: self.put(bit_start, change['samplenum'], @@ -159,12 +160,12 @@ class Decoder(srd.Decoder): else: self.put(bit_start, change['samplenum'], self.out_ann, - [0, ['SI bit: %d' % bit_si, + [1, ['SI bit: %d' % bit_si, 'SI: %d' % bit_si, '%d' % bit_si]]) self.put(bit_start, change['samplenum'], self.out_ann, - [1, ['SO bit: %d' % bit_so, + [2, ['SO bit: %d' % bit_so, 'SO: %d' % bit_so, '%d' % bit_so]]) python_output.append({'ss': bit_start, @@ -178,10 +179,10 @@ class Decoder(srd.Decoder): change['cs'] == 0 and change['sk'] == 0: # End of packet. self.put(bit_start, change['samplenum'], self.out_ann, - [0, ['SI bit: %d' % bit_si, + [1, ['SI bit: %d' % bit_si, 'SI: %d' % bit_si, '%d' % bit_si]]) self.put(bit_start, change['samplenum'], self.out_ann, - [1, ['SO bit: %d' % bit_so, + [2, ['SO bit: %d' % bit_so, 'SO: %d' % bit_so, '%d' % bit_so]]) python_output.append({'ss': bit_start, 'se': change['samplenum'], |