Omron CJ - INSTRUCTIONS

3. Instructions
372
CS/CJ/NSJ Series Instructions Reference Manual (W474)
*U/*UL
Applicable Program Areas
Operands
z Operand Specifications
Flags
Instruction Mnemonic Variations
Function
code
Function
UNSIGNED BINARY MULTIPLY *U @*U 422
Multiplies 4-digit unsigned hexadecimal data
and/or constants.
DOUBLE UNSIGNED BINARY
MULTIPLY
*UL @*UL 423
Multiplies 8-digit unsigned hexadecimal data
and/or constants.
Symbol
*U *UL
Area
Function block
definitions
Block program areas Step program areas Subroutines Interrupt tasks
SFC action or
transition programs
Usage OK OK OK OK OK OK
Operand Description
Data type Size
*U *UL *U *UL
Md
*U: Multiplicand word
*UL: First multiplicand word
UINT UDINT 1 2
Mr
*U: Multiplier word
*UL: First multiplier word
UINT UDINT 1 2
R First result word UDINT ULINT 2 4
Area
Word addresses
Indirect
DM/EM
addresses
Con-
stants
Registers
TK CF
Pulse
bits
TR
bits
CIO WR HR AR T C DM EM
@DM
@EM
*DM
*EM
DR IR
Indirect
using IR
*U
Md, Mr
OK OK OK OK OK OK OK OK OK OK
OK OK
--- OK --- --- --- ---
R --- ---
*UL
Md, Mr
OK OK OK OK OK OK OK OK OK OK
OK
--- --- OK --- --- --- ---
R ---
Name Label Operation
Error Flag ER OFF
Equals Flag = • ON when the result is 0.
• OFF in all other cases.
Negative Flag N • ON when the leftmost bit of the result is 1.
• OFF in all other cases.
*U(422)
R
Md
Mr
Md: Multiplicand word
Mr: Multiplier word
R: Result word
*UL(423)
R
Md
Mr
Md: 1st multiplicand word
Mr: 1st multiplier word
R: 1st result word