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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
7 Basic Instruction
7.16 Number of Instruction Steps and Specified Devices
1
Introduction
2
Overview
3
Instruction
List
4
Devices
in Detail
5
Specified the
Device &
Constant
6
Before
Programming
7
Basic
Instruction
8
FNC00-FNC09
Program Flow
9
FNC10-FNC19
Move & Compare
10
FNC20-FNC29
Arith. & Logic
Operation
7.16 Number of Instruction Steps and Specified Devices
The table below shows the number of steps of basic instructions. Available devices and device ranges vary
depending on the PLC. For details of devices, refer to Chapter 4.
For ORB, ANB, MPS, MRD, MPP, MCR, INV, MEP, MEF, NOP and END instructions, refer to pages explaining these
instructions.
Instruction
Device
LD, LDI,
AND, ANI,
OR, ORI
OUT SET RST PLS, PLF
LDP, LDF,
ANDP,
ANDF, ORP,
ORF
MC
Bit devices
X000 to X357 1 −−−− 2 −
Y000 to Y357 1 1 1 1 2 2 3
M0 to M1535 1 1 1 1 2 2 3
M1536 to M3583 2 2222 2 3
M3584 to M7679 3 3333 3 4
S0 to S1023 1 2 2 2 − 2 −
S1024 to S4095 2 2 2 2 − 2 −
T0 to T191,
T200 to T245
13− 2 − 2 −
T192 to T199,
T246 to T511
13− 2 − 2 −
C0 to C199 1 3 − 2 − 2 −
C200 to C255 1 5 − 2 − 2 −
Special auxiliary relays
M8000 to M8255
1 222− 2 −
Special auxiliary relays
M8256 to M8511
2 222− 2 −
Bit devices
with index
X000 to X357 3 −−−− − −
Y000 to Y357 3 3333 −−
M0 to M7679 3 3333 −−
T0 to T511 3 4 −−−−−
S0 to S4095 −−−−−−−
C0 to C199 3 4 − 3 −−−
C200 to C255 −−−−−−−
Special auxiliary relays
M8000 to M8511
3 333−−−
Word devices
D0 to D7999,
Special data registers
D8000 to D8511
−−−3 −−−
R0 to R32767 −−−3 −−−
Word devices
with index
D0 to D7999,
Special data registers
D8000 to D8511,
R0 to R32767
−−−−−−−
Bit specification
in word device
D
.b,
Special auxiliary relays
D.b
3 333− 3 −