Omron SYSMAC CJ - REFERENCE MANUAL 01-2008 Reference Manual page 677

Floating-point Math Instructions
Ladder Symbol
Variations
Applicable Program Areas
Operand Specifications
Description
638
Symbol & options
S
1
S
2
Variations Creates ON Each Cycle Comparison is True
Immediate Refreshing Specification
Block program areas
OK OK
Area
CIO Area CIO 0000 to CIO 6142
Work Area W000 to W510
Holding Bit Area H000 to H510
Auxiliary Bit Area A000 to A958
Timer Area T0000 to T4094
Counter Area C0000 to C4094
DM Area D00000 to D32766
EM Area without bank E00000 to E32766
EM Area with bank En_00000 to En_32766
(n = 0 to C)
Indirect DM/EM @ D00000 to @ D32767
addresses in binary
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
Indirect DM/EM *D00000 to *D32767
addresses in BCD
*E00000 to *E32767
*En_00000 to *En_32767
(n = 0 to C)
Constants #00000000 to #FFFFFFFF (binary)
Data Registers ---
Index Registers IR0 to IR15 (for unsigned data only)
Indirect addressing ,IR0 to ,IR15
using Index Registers
–2048 to +2047 ,IR0 to –2048 to +2047 ,IR15
DR0 to DR15, IR0 to IR15
,IR0+(++) to ,IR15+(++)
,–(– –)IR0 to, –(– –)IR15
The input comparison instruction compares the data specified in S
single-precision floating point values (32-bit IEEE754 data) and creates an
ON execution condition when the comparison condition is true. When the data
is stored in words, S and S
1
bit data. It is also possible to input the floating-point data as an 8-digit hexa-
decimal constant.
S
1 : Comparison data 1
S
2 : Comparison data 2
Step program areas Subroutines
OK
S
1
specify the first of two words containing the 32-
2
Section 3-15
Input compari-
son instruction
Not supported
Interrupt tasks
OK
S
2
and S as
1 2