
Busserv er S7
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121Busserver S7 DE/EN 1.0
6.6.7 Reading/writing a parameter
For reading a nd writing of parameters it is not important whether the device is connected to the
PROFIBUS of the CPU or to the PROFIBUS of an external communication processor. In both cases, the
function FC90 is used.
Tip!
Detailed information
• about reading a parameter can be found in chapter 6.5.7. (^ 114)
• about writing a parameter can be found in chapter 6.5.8. (^ 115)
• about the parameters of FC90 can be found in chapter 6.3.3. (^ 102)
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