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  1. Tbirdy

    VBA: Excel 2003 Macro OPEN command for RS232 input

    I have a macro in Excel 2003 which captures incoming data from an RS232 port. Data is sent to the computer every minute. The code I am using: Open "com1:" For Input As #1 This macros had been working fine for years for capturing the data from the RS232. Sometime since Sept 2010 and Feb 2011...

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