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FX3S/FX3G/FX3GC/FX3U/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
31
FNC277-FNC279
Data
Transfer 3
32
FNC280-FNC289
High-Speed
Processing 2
33
FNC290-FNC299
Extension File
Register Control
34
FNC300-FNC305
FX
3U
-CF-ADP
35
SFC•STL
Programming
36
Interrupt
Function
37
Special Device
38
Error Code
A
Version Up
Information
B
Execution Times
Pulse width/Pulse period measurement [FX3G/FX3GC PLCs ]
[M]8074 Not used – – – – – – –––––
[M]8075
Pulse width/Pulse period measurement setting
flag
–
*1
– – – –––––
[M]8076
[X000] Pulse width/Pulse period measurement
flag
–
*1
– –
D8074 to
D8079
–––––
[M]8077
[X001] Pulse width/Pulse period measurement
flag
–
*1
– –
D8080 to
D8085
–––––
[M]8078
[X003] Pulse width/Pulse period measurement
flag
–
*1
– –
D8086 to
D8091
–––––
[M]8079
[X004] Pulse width/Pulse period measurement
flag
–
*1
– –
D8092 to
D8097
–––––
M 8080 [X000] Pulse period measurement mode –
*1
– –
D8074 to
D8079
–––––
M 8081 [X001] Pulse period measurement mode –
*1
– –
D8080 to
D8085
–––––
M 8082 [X003] Pulse period measurement mode –
*1
– –
D8086 to
D8091
–––––
M 8083 [X004] Pulse period measurement mode –
*1
– –
D8092 to
D8097
–––––
[M]8084 to [M]8089 Not used – – – – – – –––––
*1. Available in Ver. 1.10 or later.
Flag
[M]8090
BKCMP (FNC194 to FNC199) instructions -
Block comparison signal
– – –
*2
– –––––
M 8091
COMRD (FNC182) and BINDA (FNC261)
instructions - Output character quantity selector
signal
– – –
*2
– –––––
[M]8092
Not used
– – – – – – –––––
[M]8093 – – – – – – –––––
[M]8094 – – – – – – –––––
[M]8095 – – – – – – –––––
[M]8096 – – – – – – –––––
[M]8097 – – – – – – –––––
[M]8098 – – – – – – –––––
High-Speed Ring Counter
M 8099
*3
High-speed ring counter operation (in units of
0.1ms, 16 bits)
– – – D8099 – – –
[M]8100 Not used – – – – – – –––––
*2. Available in Ver. 2.20 or later.
*3. For FX
2N/FX2NC PLCs, 0.1ms high-speed ring counter D8099 will operate after END instruction is executed
with after M8099 is driven.
For FX
3U/FX3UC PLCs, 0.1ms high-speed ring counter D8099 will operate after M8099 is driven.
Number and
name
Operation and function
Applicable model
FX
3S
FX
3G
FX
3GC
FX
3U
FX
3UC
Correspond-
ing special
device
FX
1S
FX
1N
FX
1NC
FX
2N
FX
2NC