Spc3 profibus interface center – Siemens SPC3 User Manual
Page 7
SPC3
PROFIBUS Interface Center
SPC3 Hardware Description
V1.3
Page 5
Copyright (C) Siemens AG 2003 All rights reserved.
2003/04
7.1.6
Interface Signals
43
7.2
UART
43
7.3
ASIC Test
43
8 TECHNICAL DATA
44
8.1
Maximum Limit Values
44
8.2
Permitted Operating Values
44
8.3
DC-Specifikation of the I/O- Drivers
44
8.4
AC-Specification for the Output Drivers
45
8.5
Timing Characteristics
46
8.5.1
SYS Bus Interface
46
8.5.2
Timing in the Synchronous C32-Mode:
47
8.5.3
Timing in the Asynchronous Intel Mode (X86 Mode) :
49
8.5.4
Timing in the Synchronous Motorola Mode (E_Clock-Mode, for example, 68HC11) :
50
8.5.5
Timing in the Asynchronous Motorola-Mode (for example, 68HC16) :
52
8.5.6
Serial Bus Interface
54
8.5.7
Housing
55
8.5.8
Processing Instructions
56
9 PROFIBUS INTERFACE
57
9.1
Pin Assignment
57
9.2
Example for the RS 485 Interface
58
10
APPENDIX
59
10.1
Addresses
59
10.2
General Definition of Terms
60
10.3
Ordering of ASICs
60
10.3.1
SPC3 (AMI)
60
10.3.2
SPC3 (ST)
60
11
APPENDIX A: DIAGNOSTICS PROCESSING IN PROFIBUS DP
61
11.1
Introduction
61
11.2
Diagnostics Bits and Expanded Diagnostics
61
11.2.1
STAT_DIAG
61
11.2.2
EXT_DIAG
61
11.2.3
EXT_DIAG_OVERFLOW
63
11.3
Diagnostics Processing from the System View
63
12
APPENDIX B: USEFUL INFORMATION
64
12.1
Data format in the Siemens PLC SIMATIC
64