Table of Contents
Advertisement
3. Instructions
*/*L
Instruction
SIGNED BINARY MULTIPLY
DOUBLE SIGNED BINARY
MULTIPLY
Symbol
Applicable Program Areas
Function block
Area
definitions
Usage
OK
Operands
Operand
*: Multiplicand word
Md
*L: First multiplicand word
*: Multiplier word
Mr
*L: First multiplier word
R
First result word
Operand Specifications
Area
CIO
WR
HR
Md, Mr
*
OK
OK
OK
R
Md, Mr
*L
OK
OK
OK
R
Flags
Name
Error Flag
ER
Equals Flag
=
Negative Flag
N
362
Mnemonic
Variations
*
@*
*L
@*L
*
*(420)
Md: Multiplicand word
Md
Mr
Mr: Multiplier word
R
R: Result word
Block program areas
Step program areas
OK
OK
Description
Word addresses
AR
T
C
DM
EM
OK
OK
OK
OK
OK
OK
OK
OK
OK
OK
Label
OFF
• ON when the result is 0.
• OFF in all other cases.
• ON when the leftmost bit of the result is 1.
• OFF in all other cases.
Function
code
Multiplies 4-digit signed hexadecimal data and/or
420
constants.
Multiplies 8-digit signed hexadecimal data and/or
421
constants.
Subroutines
OK
Data type
*
*L
INT
DINT
INT
DINT
DINT
LINT
Indirect
DM/EM
Registers
Con-
addresses
stants
@DM
*DM
DR
@EM
*EM
OK
OK
OK
OK
---
---
OK
OK
OK
---
---
Operation
*
OFF
• ON when the result is 0.
• OFF in all other cases.
• ON when the leftmost bit of the result is 1.
• OFF in all other cases.
CS/CJ/NSJ Series Instructions Reference Manual (W474)
Function
*L
*L(421)
Md: 1st multiplicand word
Md
Mr
Mr: 1st multiplier word
R
R: 1st result word
SFC action or
Interrupt tasks
transition programs
OK
OK
Size
*
*L
1
2
1
2
2
4
Pulse
TK
CF
bits
Indirect
IR
using IR
---
OK
---
---
---
---
OK
---
---
---
*L
TR
bits
---
---
Advertisement
Chapters
Table of Contents
