Siemens SPC3 - Data Format in the Siemens PLC SIMATIC; 12 Appendix B: Useful Information

PROFIBUS Interface Center SPC3
Page 64 V1.3 SPC3 Hardware Description
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12 Appendix B: Useful Information
12.1 Data format in the Siemens PLC SIMATIC
The SPC3 always sends data from the beginning of the buffer till the end. 16Bit values are shown in the
Motorola format. For example:
Buffer pointer high byte
Buffer pointer +1 low byte