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  1. 9822

    Communicate with com ports

    I have a old program written in QBASIC. I have up a PC with 4 serial ports. I am told that when the program is run that it will not connect with the ports and I know that the ports are functional. What code could I write that would allow me to test the com ports of the PC to ensure that they...
    • 9822
    • Thread
    • Replies: 1
    • Forum: QBasic
  2. 9822

    Subscript out of range

    I forgot to unrem a statement of DIM(k) as double.
  3. 9822

    Subscript out of range

    I am having the worst time trying to fix someone else's program. This program takes temperatures. If a temperature is greater than or equal to .2 of a target temperature then a new setpoint is to be calculated. Everytime the program takes the 6 readings I get an out of subscript range on the...
    • 9822
    • Thread
    • Replies: 2
    • Forum: QBasic

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