ClearCore I/O Expansion Board (CCIO-8) LED Indicators

Each ClearCore I/O Expansion Board provides 8 I/O connectors that may be individually configured for digital input or digital output modes. Near each of the 8 3-pin I/O terminal blocks, there is an LED that will indicate the state of that connector.

CCIO-8 I/O LED States

Off: Connector is in the logic FALSE state.
On: Connector is in the logic TRUE state.
Strobing: There is an overload condition.