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Added option to suppress start/stop bit annotation

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This allows the decoded data value to expand and make it easier to examine longer packets while zoomed further out
This commit is contained in:
Andrew Berry
2019-09-27 15:52:54 -04:00
parent 74236adf8f
commit 379f08f8af
1 changed files with 10 additions and 3 deletions
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13
libsigrokdecode4DSL/decoders/0-uart/pd.py
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@@ -102,6 +102,8 @@ class Decoder(srd.Decoder):
'values': ('ascii', 'dec', 'hex', 'oct', 'bin')},
{'id': 'invert', 'desc': 'Invert Signal?', 'default': 'no',
'values': ('yes', 'no')},
{'id': 'anno_startstop', 'desc': 'Display Start/Stop?', 'default': 'no',
'values': ('yes', 'no')},
)
annotations = (
('108', 'data', 'data'),
@@ -119,7 +121,10 @@ class Decoder(srd.Decoder):
def putx(self, data):
s, halfbit = self.startsample, self.bit_width / 2.0
self.put(s - floor(halfbit), self.samplenum + ceil(halfbit), self.out_ann, data)
if self.options['anno_startstop'] == 'yes' :
self.put(s - floor(halfbit), self.samplenum + ceil(halfbit), self.out_ann, data)
else :
self.put(self.frame_start, self.samplenum + ceil(halfbit * (1+self.options['num_stop_bits'])), self.out_ann, data)
def putg(self, data):
s, halfbit = self.samplenum, self.bit_width / 2.0
@@ -189,7 +194,8 @@ class Decoder(srd.Decoder):
self.datavalue = 0
self.startsample = -1
self.putg([1, ['Start bit', 'Start', 'S']])
if self.options['anno_startstop'] == 'yes':
self.putg([1, ['Start bit', 'Start', 'S']])
self.state = 'GET DATA BITS'
@@ -290,7 +296,8 @@ class Decoder(srd.Decoder):
self.putg([5, ['Frame error', 'Frame err', 'FE']])
self.frame_valid = False
self.putg([2, ['Stop bit', 'Stop', 'T']])
if self.options['anno_startstop'] == 'yes':
self.putg([2, ['Stop bit', 'Stop', 'T']])
# Pass the complete UART frame to upper layers.
es = self.samplenum + ceil(self.bit_width / 2.0)