Got it, Will let you know when complete.
Don Mathis
wrote:
>>The modbus messages sent by the TS-7200 are correctly received by the
>>S7, but the answers sent back from the S7 to the TS-7200 device have
>>the most significant bit of their bytes set to zero, regardless of
>>their real value.
>>
>>
>
>Typically, this is because you have the serial port set up to strip
>parity bits from the received bytes. The man page for termios has all
>the details you need. You probably want to turn off ISTRIP in c_iflag,
>and make sure you are using CS8 in c_flag.
>
>( I usually memset the termios struct to 0, then explicitly set only
>the bits that I want. )
>
>Mark S.
>
>
>
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