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SerialPinChange Enum

Definition

Specifies the type of change that occurred on the SerialPort object.

public enum class SerialPinChange
public enum SerialPinChange
type SerialPinChange = 
Public Enum SerialPinChange
Inheritance
SerialPinChange

Fields

Name Value Description
CtsChanged 8

The Clear to Send (CTS) signal changed state. This signal is used to indicate whether data can be sent over the serial port.

DsrChanged 16

The Data Set Ready (DSR) signal changed state. This signal is used to indicate whether the device on the serial port is ready to operate.

CDChanged 32

The Carrier Detect (CD) signal changed state. This signal is used to indicate whether a modem is connected to a working phone line and a data carrier signal is detected.

Break 64

A break was detected on input.

Ring 256

A ring indicator was detected.

Remarks

This enumeration is used with the PinChanged event.

A serial port pin changes state when it is asserted or unasserted.

Applies to