# `IEC60870.IO.Monitoring.PackedSinglePointWithSCD`
[🔗](https://github.com/Ultraluv/ex_iec60870/blob/main/lib/iec60870/io/monitoring.ex#L309)

Packed single-point information with status change detection (M_PS_NA_1, TypeID 20).

# `t`

```elixir
@type t() :: %IEC60870.IO.Monitoring.PackedSinglePointWithSCD{
  cdn: non_neg_integer(),
  ioa: non_neg_integer(),
  quality: byte(),
  stn: non_neg_integer()
}
```

# `new`

---

*Consult [api-reference.md](api-reference.md) for complete listing*