Mitsubishi MELSEC-Q/L Programming Manual page 834

Appendix 2.1.8
(1) Method of expression of dedicated instructions
Dedicated instructions based on the LEDA, LEDB, LEDC, SUB, and LEDR instructions, that are used with the AnACPU
or AnUCPU have been changed for the same format as the basic instructions and the application instructions for the
QCPU, LCPU.
The instructions that cannot be converted due to the absence of the corresponding instructions in the QCPU, LCPU are
converted into OUT SM1255/OUT SM999 (for the Q00J/Q00/Q01CPU).
The instructions that have been converted into OUT SM1255/OUT SM999 should be replaced by other instructions or
deleted.
Command
(2) Dedicated instructions whose names have been changed
Dedicated instructions for the AnUCPU or AnACPU which have the same instruction name as is used for basic
instructions and application instructions have undergone name changes in the QCPU, LCPU.
Function
Floating point addition
Floating point subtraction
Floating point multiplication
Floating point division
Data dissociation
Data association
Updating check patterns
*1: Not available on Q00J/Q00/Q01CPU/Universal model QCPU/LCPU.
832
AnACPU and AnUCPU dedicated instructions
QCPU
n
Instructi o n name S D
: S, D, and n indicate data used by instructions.
QCPU/LCPU
E+
E-
E*
E/
NDIS
NUNI
*1 *1
CHKCIR , CHKEND
AnUCPU/AnACPU
Command
LEDA(B)
Instructi o n name
LEDC/SUB
S
LEDC/SUB D
n
LEDC/SUB
LEDR
AnUCPU/AnACPU
ADD
SUB
MUL
DIV
DIS
UNI
CHK, CHKEND