Opt OPT-DPA1024E-4 - Function Specification; Initializing a Serial Port; Releasing a Serial Port

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Dim IPAddress As String

IPAddress = "192.168.18.20"

Dim controllerHandle As Integer

OPTControllerAPI.OPTController_CreateEtheConnectionByIP(IPAddress,controllerHandle)

'Turn on/off NO.1 channel

OPTControllerAPI.OPTController_TurnOnChannel(controllerHandle,1)

OPTControllerAPI.OPTController_TurnOffChannel(controllerHandle,1)

'Set intensity to NO.1 channel

OPTControllerAPI.OPTController_SetIntensity(controllerHandle,1,255)

'Read the intensity of NO.1 channel(channel range 1 to 16),before you read the intensity,you need to delay

Dim nIntensity As Integer

Threading.Thread.Sleep(100)

OPTControllerAPI.OPTController_ReadIntensity(controllerHandle, 1, nIntensity)

'Disconnect the controller

OPTControllerAPI.OPTController_DestoryEtheConnection(controllerHandle)

2. Function Speciﬁcation

2.1. Initializing a serial port

1. Function: long OPTController InitSerialPort(char ∗comName, OPTController HANDLE *controller-Handle)

2. Description: initialize an available serial port

3. Input(s): comName – the name of the serial port. e.g., COM1

4. Output(s): controllerHandle – a handle of the controller

5. Return value:

• succeed: OPT SUCCEED;

• failed: OPT ERR INITSERIAL FAILED or OPT ERR SERIALPORT UNOPENED (see the error

code in Tab. 1).

6. See also: releasing a serial port

2.2. Releasing a serial port

1. Function: long OPTController ReleaseSerialPort(OPTController HANDLE controllerHandle)