Accessing Com port rs232 to get Weight from a large scale/ weight machine. 'Serial Port Interfacing with VB.net 2010. To receive data from both the. VB Receive data from serial port. Visual Studio Languages. See the example here:.

If you really want to understand how your Weight Scale application works with your Weight Scale then get a Y cable and install it between the PC and the connector from the weight scale into the PC. The PC is considered DTE or Data Terminal Equipment. The Weight Scale, unless a crossover cable is being used with it, would be considered DCE or Data Communications Equipment. You can download this VB.Net App and run two copies of it as the tope image below shows on the second PC. And monitor the data sent from the PC (the top PC below) with the weight scale app on it and monitor the data returned by the weight scale app. Hindi Typing Learning Lesson Pdf more. However from the pins being used on the cable end facing the second PC it's possible that signal ground will need to be Y'd out from it so each com port on the second PC has that connection for ground reference.