- self.oldpins, (val, pon) = pins, pins
-
- # Always remember the old PON state.
- if self.oldpon != pon:
- self.oldpon = pon
-
- # Warn if PON goes low.
- if self.oldpon == 1 and pon == 0:
- self.pon_ss = self.samplenum
- self.put(self.samplenum, self.samplenum, self.out_ann,
- [1, ['Warning: PON goes low, DCF77 reception '
- 'no longer possible']])
- elif self.oldpon == 0 and pon == 1:
- self.put(self.samplenum, self.samplenum, self.out_ann,
- [0, ['PON goes high, DCF77 reception now possible']])
- self.put(self.pon_ss, self.samplenum, self.out_ann,
- [1, ['Warning: PON low, DCF77 reception disabled']])
-
- # Ignore samples where PON == 0, they can't contain DCF77 signals.
- if pon == 0:
- continue