
Chapter 3
MMS and Your Coprocessor
3-16
Address:
MMS Data Types:
MG9:0
STRUCTURE of tyoe MESSAGE CONTROL
MG9:1,3
ARRAY of 3 MESSAGE CONTROL STRUCTURES
MG9:0.ER
BOOLEAN
MG9:0.TO,9
ARRAY of 9 BOOLEANS (applies to all other BOOLEAN
members).
MG9:0.ERR
INTEGER (applies to all other INTEGER members).
MG9:0.DLEN,5
ARRAY of 5 INTEGERS (applies to all other INTEGER types).
MG9:0.DATA
OCTET STRING
See the section titled Additional Information on Using Data Types, later in
this chapter, and Appendix A of this manual for more information on
mapping MMS data types onto PLC–5 data files.
BCD Data (D) Mappings
The following table provides samples of mapping BCD data types:
Address:
MMS Data Types:
D9:0
single BCD
D9:0,10
ARRAY of 10 BCDs
Alternate mappings are available, see the section titled Additional
Information on Using Data Types, later in this chapter, and Appendix A of
this manual for more information on mapping MMS data types onto
PLC–5 data files.
Sequential Function Chart Status (SC) Mappings
The following is the format of an sequential function chart structure as
viewed by MMS:
BOOLEAN
DN
BOOLEAN
ER
BOOLEAN
OV
BOOLEAN
LS
BOOLEAN
FS
BOOLEAN
SA
INTEGER
PRE (SIZE = 16)
INTEGER
TIM (SIZE = 16)
Important: Refer to your PLC–5 Programming Reference Manual for
descriptions of the individual fields in data type structures.
Содержание PLC-5 MAP/OSI
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Страница 4: ...Table of Contents iii OSI Layer Management E 1...
Страница 57: ...Chapter 4 Basic Programming Techniques 4 7 For example B7 6 10 AB Parts...
Страница 91: ...Mapping MMS Data Types onto PLC 5 40 5 60 File Types Appendix A A 2 T ACC D 16 AB Parts...