Siemens SIMATIC S5 Manual page 114

IP 265
The IP 265 operand area is more restricted than the CPU operand area. The table below provides
an overview of the operands which may be used in the margin bars of a control system flowchart.
Table 9-1. Marginal Objects in a Control System Flowchart
Operand
24 V input
24 V output
5 V differential input
(RS 422)*
Extended I/O*
Input parameter
Output parameter
Count
Time value
Connectors
*
The IP 265 user program may include either operands for differential inputs or for extended I/Os, but not for both.
EWA 4NEB 812 6130-02a
Direct address in the IP 265
Data type
Bit I 0.y
Bit Q 0.y
Bit I 1.y
Bit x 2.y
Bit I x.y
10-bit IW x
count
10-bit IW x
count
Bit Q x.y
10-bit QW x
count
10-bit x
count KC x
KH y
KF+x
10-bit time KT x.y ;
value
Depending #
on inter-
connection
Programming the IP 265 with COM 265
user program
; y (0 to 7)
; y (0 to 7)
; y (0 to 2)
; x=E or A
(exclusively
I or Q)
y (0 to 7)
; x (66 to 71)
y (0 to 7)
; x (66, 68, 70)
; x (66, 68, 70)
; x (66 to 71)
y (0 to 7)
; x (66, 68, 70)
; x (0 to 999)
; x (0 to 999)
; y (0 to 3E7)
; x (0 to 999)
x (0 to 999)
y (0, 1, 2)
".y" optional
Access mode in the
IP 265 user program
Read access
Write access
Read access
x=I: Read access
x=Q: Write access
Read access
Read access
Read access
Write access
Write access
Read access
Read access
Read access,
Write access
(read/write when connector
is between two language
elements in the logic field)
9-9