| Name | Description | Type | 
| Value | The input value to be monitored. | any | 
| Enable | Enables the block. If the block is always to be enabled, then leave this unconnected. | boolean | 
| Name | Description | Type | 
| Latched Value | Same as the input value. Generated only if the input has changed while the block was enabled. | input(value) | 
| Changed | Output pulse. Generated only if the input has changed while the block was enabled. | pulse | 
| Enabled | Output pulse. Generated when the block is enabled. | pulse | 
| Disabled | Output pulse. Generated when the block is disabled. | pulse |