PROFIBUS DP and PROFINET Objectives and outline Lecture ...

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Simatic S7 –OB82 • OB82_MDL_ADDR (LW6) – diagnostic addres of the slave • SFC49 –logical (diagnostic) address to physical (Profibus) address • input: LADDR, … • outputs: AREA, PB address of the slave, … • SFC71 –logical (diagnostic) address to physical (Profibus) address • input: LADDR • outputs: AREA, PB address of the slave, … Simatic S7 – reading of the <strong>DP</strong> slave diagnostics SFC 13 – diagnostic function • interface • Asynchronous execution evaluate BUSY flag More info: ET200B manual SFC 13 description GSD file 17.10.2012 16
Thank you for your attention. Pavel Burget pavel.burget@fel.cvut.cz CTU Prague Faculty of electrical engineering Department of control engineering http://dce.fel.cvut.cz 17.10.2012 17
Page 1 and 2: PROFIBUS DP and PROFINET Principles
Page 3 and 4: • Main master -hierarchy - Master
Page 5 and 6: Physical layer RS 485 • Asynchron
Page 7 and 8: token PLC PLC class token 1 class t
Page 9 and 10: Set_Slave_Add Slave_Diag Chk_Cfg, n
Page 11 and 12: PROFIBUS DP extended functions DP
Page 13 and 14: OB86 - rack failure • Loss of com
Page 15: Simatic S7 -OB86 • LB11 - Profibu

PROFIBUS DP and PROFINET Objectives and outline Lecture ...

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