## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
-## along with this program; if not, write to the Free Software
-## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+## along with this program; if not, see <http://www.gnu.org/licenses/>.
##
import sigrokdecode as srd
pass
class Decoder(srd.Decoder):
- api_version = 2
+ api_version = 3
id = 'ir_rc5'
name = 'IR RC-5'
longname = 'IR RC-5'
('fields', 'Fields', (1, 2, 3, 4, 5, 6)),
)
- def __init__(self, **kwargs):
+ def __init__(self):
+ self.reset()
+
+ def reset(self):
self.samplerate = None
self.samplenum = None
- self.edges, self.bits, self.bits_ss_es = [], [], []
+ self.edges, self.bits, self.ss_es_bits = [], [], []
self.state = 'IDLE'
def start(self):
self.halfbit = int((self.samplerate * 0.00178) / 2.0)
def putb(self, bit1, bit2, data):
- ss, es = self.bits_ss_es[bit1][0], self.bits_ss_es[bit2][1]
+ ss, es = self.ss_es_bits[bit1][0], self.ss_es_bits[bit2][1]
self.put(ss, es, self.out_ann, data)
def handle_bits(self):
if i == 0:
ss = max(0, self.bits[0][0] - self.halfbit)
else:
- ss = self.bits_ss_es[i - 1][1]
+ ss = self.ss_es_bits[i - 1][1]
es = self.bits[i][0] + self.halfbit
- self.bits_ss_es.append([ss, es])
+ self.ss_es_bits.append([ss, es])
self.putb(i, i, [0, ['%d' % self.bits[i][1]]])
# Bits[0:0]: Startbit 1
s = ['Startbit1: %d' % b[0][1], 'SB1: %d' % b[0][1], 'SB1', 'S1', 'S']
return 'e' # Error, invalid edge distance.
def reset_decoder_state(self):
- self.edges, self.bits, self.bits_ss_es = [], [], []
+ self.edges, self.bits, self.ss_es_bits = [], [], []
self.state = 'IDLE'
- def decode(self, ss, es, data):
+ def decode(self):
if not self.samplerate:
raise SamplerateError('Cannot decode without samplerate.')
- for (self.samplenum, pins) in data:
+ while True:
- self.ir = pins[0]
+ (self.ir,) = self.wait()
# Wait for any edge (rising or falling).
if self.old_ir == self.ir:
# State machine.
if self.state == 'IDLE':
+ bit = 1
self.edges.append(self.samplenum)
- self.bits.append([self.samplenum, 1])
+ self.bits.append([self.samplenum, bit])
self.state = 'MID1'
self.old_ir = self.ir
continue
bit = 0 if edge == 's' else None
self.edges.append(self.samplenum)
- if bit != None:
+ if bit is not None:
self.bits.append([self.samplenum, bit])
if len(self.bits) == 14:
self.reset_decoder_state()
self.old_ir = self.ir
-