VI_EVENT_ASRL_DCD
 |
Note This event is supported for all serial ports on Windows and LabVIEW RT, and ENET-Serial on all platforms. Except for ENET-Serial, it is not supported for serial ports on Linux or Mac. |
Resource Classes
Serial INSTR
Description
Notification that the Data Carrier Detect (DCD) line changed state. If the DCD line changes state quickly several times in succession, not all line state changes will necessarily result in event notifications.
Event Attributes
| Symbolic Name | Description |
|---|---|
|
VI_ATTR_EVENT_TYPE |
Unique logical identifier of the event. |
Related Topics