Specifications

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Data Type Structure Section 16-4
16.4.1 Data Types
Direct user access is possible to the following data types:
E input bit read/write
EW input word read/write
ED input double word read/write
E’ input communication bit read/write
EW’ input communication word read/write
ED’ input communication double-word read/write
A output bit read/write
AW output word read/write
AD output double word read/write
A’ output communication bit read/write
AW’ output communication word read/write
AD’ output communication double-word read/write
M flag bit read/write
MW flag word read/write
MD flag double word read/write
M’ flag bit from bit/word area read/write
MW’ flag word from bit/word area read/write
MD’ flag double word from bit/word area read/write
T timer status read-only
TI timer actual value read-only
Z counter status read-only
ZI counter actual value read-only
16.4.2 Range of Values
The range of values below applies to the following data types:
Data Type Range of Values Specific Characteristics
bit 00 and 01 none
word 0x7FF to 0x8001 The value 0x8000 is
not permitted
double word 0x7FFFFFFF to 0x80000001 The value 0x80000000 is
not permitted