Omron SYSMAC CS Series, Reference Manual, Page: 493 / 1405

453
Symbol Math Instructions
Section 3-11
Applicable Program Areas
Operand Specifications
Description –BL(415) subtracts the BCD values in Su and Su+1 from Mi and Mi+1 and
outputs the result to R, R+1. If the result is negative, it is output to R, R+1 as a
10’s complement.
Flags
Block program
areas
Step program
areas
Subroutines Interrupt tasks
OK OK OK OK
Area Mi Su R
CIO Area CIO 0000 to CIO 6142
Work Area W000 to W510
Holding Bit Area H000 to H510
Auxiliary Bit Area A000 to A958 A448 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
addresses in binary @ D00000 to @ D32767
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
Indirect DM/EM
addresses in BCD *D00000 to *D32767
*E00000 to *E32767
*En_00000 to *En_32767
(n = 0 to C)
Constants #00000000 to #99999999
(BCD)
---
Data Registers ---
Index Registers ---
Indirect addressing
using Index Registers ,IR0 to ,IR15
–2048 to +2047 ,IR0 to –2048 to +2047 ,IR15
DR0 to DR15, IR0 to IR15
,IR0+(++) to ,IR15+(++)
,–(– –)IR0 to, –(– –)IR15
R+1 CY
–
R
(BCD)
(BCD)
(BCD)
Mi +1
Su+1
Mi
Su
CY will turn
ON when there
is a borrow.
Name Label Operation
Error Flag ER ON when Mi and/or Mi +1 are not BCD.
ON when Su and/or Su +1 are not BCD.
OFF in all other cases.