Read Serial Port Vb 2008 Logo' title='Read Serial Port Vb 2008 Logo' />Communicating With Serial Port In CThis article will demonstrate how to write and receive data from a device connected to a serial port in C and. NET. We will be writing the received data to a Text. Box on a form, so this will also deal with threading. In the past, to communicate with a Serial Port using. Net 1. 1, you had to either use the Windows API, or use a third party control. Learn English With Noddy there. With. Net 2. 0, Microsoft added this support with the inclusion of the Serial. Port class as part of the System. Read Serial Port Vb 2008' title='Read Serial Port Vb 2008' />This article shows how to communicated with Serial Port using C. Writing to Serial Port. Visual Basic. NET Forums on Bytes. IO. Ports namespace. Implementation of the Serial. Port class is very straight forward. To create an instance of the Serial. Port class, you simply pass the Serial. Port options to the constructor of the class                         Serial. Port serial. Port  new Serial. There is a post about this same issue on MSDN Getting more information about a serial port in C. Hi Ravenb, We cant get the information through the SerialPort type. There is an updated code, with dynamic port selection refer this page arduino vb. PortCOM1, 1. 92. Parity. None, 8, Stop. Bits. One      serial. Port. Handshake  Handshake. None   To receive data, we will need to create an Event. Handler for the Serial. Data. Received. Event. Handler       serial. Port. Data. Received  new Serial. Read Serial Port Vb 2008' title='Read Serial Port Vb 2008' />Data. Received. Event. HandlerspData. Received  You can also set other options, such as the Read. Timeout and Write. Timeout,   serial. Port. Write. Timeout  5. Explore how easy it is to create a program that reads data from a scale connected through an RS232 serial port or USB to a serial port converter. I am using VB 2008 with the Microsoft Chart Controls for. NET Framework. Using a pie chart, I would like to find the selected item when the chart is clicked or double. Sometimes, slow internet is the universes way of telling you to go play outside. Other times, its the universes cruel joke to destroy your productivity. Here. While were waiting for the solar eclipse later on in the month, well be cooling our heels in August hiding out in the air conditioning, and catching up on the. Represents a serial port resource. To browse the. NET Framework source code for this type, see the Reference Source. Join Date Feb 2008 Location MI, USA Posts 526 Post Thanks Like Likes Given 35 Likes Received 169. Read Serial Port Vb 2008 AddOnce you are ready to use the Serial Port, you will need to open it Now we are ready to receive data. However, to write this data to the Text. Box on a form, we need to create a delegate. Net does not allow cross thread action, so we need to use a delegate. The delegate is used to write to the UI thread from a non UI thread. Set. Text. Delegstring text  We will now create the spData. Received method that will be executed when data is received through the serial port. Read Serial Port Vb 2008 BookData. Receivedobject sender, Serial. Data. Received. Event. Args e        Thread. Sleep5. 00      string data  serial. Port. Read. Line                  this. Begin. Invokenew Set. Text. DelegsiData. Received, new object  data     Now we create our siData. Received method, private void siData. Receivedstring data  text. Box. 1. Text  data. Trim   We can now receive data from a serial port device and display it on a form. Some devices will send data without being prompted. However, some devices need to be send certain commands, and it will reply with the data that the command calls for. For these devices, you will write data to the serial port, and use the previous code to get the data that will be sent back. In my example, I will be communicating with a scale. For this particular scale, sending the command SIrn will force it to return the weight of whatever is on the scale. This command is specific for this scale. You will need to read the documentation of your serial device to find commands that it will receive. To write to the serial port, I have created a Start button on the form. I have added code to its ClickEvent private void btn. StartClickobject sender, Event. Args e              try                ifserial. Port. Is. Open          serial. Port. Open          serial. Port. WriteSIrn            catch Exception ex                Message. Box. ShowError openingwriting to serial port     ex. Message, Error          And that is all you need to do. I have attached the Visual Studio 2.