ABB REO 517 Applications Manual page 425


Signal processing module (SPM)
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All numerical data is received in all of the up to 12 (16 bits) digital signal processors
(DSP). In these DSPs, the main part of the filtering and the calculations take place. The
result from the calculations in the DSPs is sent every millisecond on a parallel bus to
the (32 bit) main controller on the Main processing module.
DSP10 DSP8
DSP11 DSP9
DSP12
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DSP6 DSP4 DSP1
DSP2
DSP7 DSP5 DSP3
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