Function Blocks - FM 458-1 DP vii
Edition 12.2004
Contents
Foreword ........................................................................................................................................ iii
1 Input/output blocks ................................................................................................................ 1-1
1.1 SBM Rotary encoder block ....................................................................................... 1-2
2 Communication blocks.......................................................................................................... 2-1
2.1 Central coupling blocks............................................................................................. 2-1
2.1.1 @CSL2F PROFIBUS FMS coupling central block ................................................... 2-1
2.1.2 @CSL2L PROFIBUS FDL central block................................................................... 2-1
2.1.3 @CSPRO Central block PROFIBUS DP coupling ................................................... 2-1
2.1.4 @PRODP Central block PROFIBUS DP coupling ................................................... 2-2
2.2 Kopplung PROFIBUS DP ......................................................................................... 2-3
2.2.1 DPDIAG Diagnostics overview, PROFIBUS DP....................................................... 2-3
2.2.2 DPSLDG Slave diagnostics, PROFIBUS DP ........................................................... 2-6
2.2.3 DPEVT Alarm information, PROFIBUS DP .............................................................. 2-9
2.2.4 DPPEVT Process alarm information, PROFIBUS DP Symbol............................... 2-12
2.3 FM 458-specific coupling ........................................................................................ 2-15
2.3.1 @CPB P-bus, central coupling block...................................................................... 2-15
2.3.2 S7RD_P Reading data from a SIMATIC-CPU (P Bus) .......................................... 2-16
2.3.3 S7WR_P Sending data to a SIMATIC-CPU (P Bus) .............................................. 2-18
2.3.4 BRCV Block-oriented data reception via an S7 coupling ....................................... 2-20
2.3.5 S7STAT S7 CPU operating state ........................................................................... 2-23
2.3.6 S7RD, S7RD_B, S7RD_I, S7RD_D Read from the peripheral area of the S7-
CPU......................................................................................................................... 2-25
2.3.7 S7WR, S7WR_B, S7WR_I, S7WR_D Write into the peripheral area of the S7-
CPU......................................................................................................................... 2-27
2.4 Parameterizing SIMADYN D................................................................................... 2-29
2.4.1 @FMPAR Parameter processing on FM 458-1 DP modules................................. 2-29
2.4.2 CBCONF COMBOARD configuration..................................................................... 2-32
2.4.3 CBRFAW Receiving warnings from a COMBOARD .............................................. 2-36
2.4.4 PNAME Parameter names ..................................................................................... 2-38
2.4.5 PSTAT Change enable for parameters .................................................................. 2-40
3 Logic blocks ........................................................................................................................... 3-1
3.1 SAV_TR Save FB for NOV_RAM ............................................................................. 3-1
3.2 PAS7 Initiate process interrupt at the S7-CPU......................................................... 3-3
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