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    Question Read SERIAL PORT in vs2008

    I working on modbus software. I am able to communicate with the modbus slave. The only problem with me is after i write the message on the serial port , i read the serial port for data after say 100ms and i use "system.threading.thread.sleep(100)". This freezes my program for a while. Can you...
  2. V

    system freezes?

    Hello Coders, I am New to vb.net programming. I am writing a code for rs485 communication. I want my program to send data request command to 5 slave units connected to my computer. I have added timer control timer1. This control fires every 5 seconds and pools all 5 slave units. My problem...
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