Mitsubishi Electronics FX3G User Manual

Page of 964
847
FX
3S
/FX
3G
/FX
3GC
/FX
3U
/FX
3UC
 Series
Programming Manual - Basic & Applied Instruction Edition
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
31
FNC277
-F
NC2
79
Da
ta
 
Trans
fer 3
32
FNC28
0-F
NC
289
H
igh-Speed 
Process
ing 2
33
FNC2
90-
FNC299
Ex
tensi
on Fi
le
 
Register C
ontrol
34
FN
C300-
FNC30
5
FX
3U
-C
F-
AD
P
35
SFC
•STL
Programming
36
Interrupt 
Function
37
Sp
ec
ia
l D
evi
ce
38
E
rror Code
A
Ve
rsi
on U
Inform
ati
on
B
Ex
ecuti
on
 T
imes
Pulse width/Pulse period measurement [FX
3G
/FX
3GC
] (Refer to Section 36.8 for details.)
 D 8074
*1
Lower [X000] 
Ring counter value for rising edge 
(1/6 
µs unit)
*2
M8076
M8080
 D 8075
*1
Upper
 D 8076
*1
Lower [X000] 
Ring counter value for falling edge 
(1/6 
µs unit)
*2
 D 8077
*1
Upper
 D 8078
*1
Lower [X000] 
Pulse  width/Pulse period 
(10 
µs unit)
*2
 D 8079
*1
Upper
 D 8080
*1
Lower [X001] 
Ring counter value for rising edge
(1/6 
µs unit)
*2
M8077
M8081
 D 8081
*1
Upper
 D 8082
*1
Lower [X001] 
Ring counter value for falling edge
(1/6 
µs unit)
*2
 D 8083
*1
Upper
 D 8084
*1
Lower [X001] 
Pulse width/Pulse period
(10 
µs unit)
*2
 D 8085
*1
Upper
 D 8086
*1
Lower [X003] 
Ring counter value for rising edge
(1/6 
µs unit)
*2
M8078
M8082
 D 8087
*1
Upper
 D 8088
*1
Lower [X003] 
Ring counter value for falling edge
(1/6 
µs unit)
*2
 D 8089
*1
Upper
 D 8090
*1
Lower [X003]
 Pulse width/Pulse period
(10 
µs unit)
*2
 D 8091
*1
Upper
 D 8092
*1
Lower [X004] 
Ring counter value for rising edge
(1/6 
µs unit)
*2
M8079
M8083
 D 8093
*1
Upper
 D 8094
*1
Lower [X004] 
Ring counter value for falling edge
(1/6 
µs unit)
*2
 D 8095
*1
Upper
 D 8096
*1
Lower [X004] 
Pulse width/Pulse period
(10 
µs unit)
*2
 D 8097
*1
Upper
[D]8098
Not used
*1.
Cleared when PLC switches from STOP to RUN.
*2.
Available in Ver. 1.10 or later.
High-Speed Ring Counter
 D 8099
Up-operation high-speed ring counter of 0 to
32,767 (in units of 0.1ms, 16-bit)
*3
M8099
[D]8100
Not used
*3.
The 0.1ms high-speed ring counter D8099 will operate after END instruction is executed while M8099 is ON. 
Number and 
name
Content of register
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