pass
class Decoder(srd.Decoder):
- api_version = 2
+ api_version = 3
id = 'rgb_led_ws281x'
name = 'RGB LED (WS281x)'
longname = 'RGB LED string decoder (WS281x)'
desc = 'RGB LED string protocol (WS281x).'
license = 'gplv3+'
inputs = ['logic']
- outputs = ['rgb_led_ws281x']
+ outputs = []
+ tags = ['Display', 'IC']
channels = (
{'id': 'din', 'name': 'DIN', 'desc': 'DIN data line'},
)
('rgb', 'RGB'),
)
annotation_rows = (
- ('bit', 'Bits', (0, 1)),
- ('rgb', 'RGB', (2,)),
+ ('bits', 'Bits', (0, 1)),
+ ('rgb-vals', 'RGB values', (2,)),
)
def __init__(self):
+ self.reset()
+
+ def reset(self):
self.samplerate = None
self.oldpin = None
self.ss_packet = None
self.bits = []
self.ss_packet = None
- def decode(self, ss, es, data):
+ def decode(self):
if not self.samplerate:
raise SamplerateError('Cannot decode without samplerate.')
- for (self.samplenum, (pin, )) in data:
+ while True:
+ # TODO: Come up with more appropriate self.wait() conditions.
+ (pin,) = self.wait()
+
if self.oldpin is None:
self.oldpin = pin
continue
# Check RESET condition (manufacturer recommends 50 usec minimal,
# but real minimum is ~10 usec).
if not self.inreset and not pin and self.es is not None and \
+ self.ss is not None and \
(self.samplenum - self.es) / self.samplerate > 50e-6:
# Decode last bit value.