## 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_nec'
name = 'IR NEC'
longname = 'IR NEC'
[11, ['%s: %s' % (dev, btn[0]), '%s: %s' % (dev, btn[1]),
'%s' % btn[1]]])
- def __init__(self, **kwargs):
+ def __init__(self):
self.state = 'IDLE'
self.ss_bit = self.ss_start = self.ss_other_edge = self.ss_remote = 0
- self.data = self.count = self.active = self.old_ir = None
+ self.data = self.count = self.active = None
self.addr = self.cmd = None
def start(self):
self.out_ann = self.register(srd.OUTPUT_ANN)
self.active = 0 if self.options['polarity'] == 'active-low' else 1
- self.old_ir = 1 if self.active == 0 else 0
+
+ # Set the initial (assumed) value of the pin as per user-config.
+ self.initial_pins = [1 if self.active == 0 else 0]
def metadata(self, key, value):
if key == srd.SRD_CONF_SAMPLERATE:
self.ss_bit = self.ss_start = self.samplenum
return ret == 0
- 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:
- self.ir = pins[0]
+ while True:
+ # Wait for any edge (rising or falling).
+ (self.ir,) = self.wait({0: 'e'})
- # Wait for an "interesting" edge, but also record the other ones.
- if self.old_ir == self.ir:
- continue
if self.ir != self.active:
+ # Save the non-active edge, then wait for the next edge.
self.ss_other_edge = self.samplenum
- self.old_ir = self.ir
continue
b = self.samplenum - self.ss_bit
self.putremote()
self.ss_bit = self.ss_start = self.samplenum
self.state = 'IDLE'
-
- self.old_ir = self.ir
-