FX3U Series Programmable Controllers
User's Manual - Hardware Edition
81
5 Version Information and Peripheral Equipment Connectability
5.2 Programming Tool Applicability
1
Introduction
2
Features and
Part Names
3
Product
Introduction
4
Specifications
5
Version and
Peripheral
Devices
6
System
Configuration
7
Input/Output
Nos., Unit Nos.
8
Installation
9
Preparation and
Power Supply
Wiring
10
Input Wiring
Cautions on write during RUN
*1. Circuit blocks cannot be edited to insert a label as shown below when written during RUN.
Item Caution
Program memories which can be written in
RUN mode
Built-in RAM and optional memory cassette (whose write protect switch is set
to OFF)
Number of program
steps which can be
written for circuit
change in RUN
mode
• GX Works2
Ver. 1.08J or later
• GX Developer
Ver. 8.24A or later
256 steps or less after edition (addition/deletion) (including NOP immediately
after circuit blocks except final circuit)
• GX Developer
Ver. 8.22Y or former
• FX-PCS/WIN(-E)
127 steps or less after edition (addition/deletion) (including NOP immediately
after circuit blocks except final circuit)
Circuit blocks which cannot be written in
RUN mode
Circuit blocks
*1
in which labels P and I are added, deleted or changed in
edited circuits
Circuit blocks in which 1-ms timers (T246 to T249 and T256 to T511) are
added in edited circuits
Circuit blocks in which the following instructions are included in edited circuits
• Instruction to output high-speed counters C235 to C255 (OUT instruction)
• SORT2 (FNC149), TBL (FNC152), RBFM (FNC278) and/or WBFM
(FNC279) instructions
I001
FNC 04
EI
FNC 06
FEND
Pointer for
interrupt
Label I is inserted by editing the circuit block
FNC 03
IRET
END
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