Mitsubishi Electric MELSEC-Q Structured Programming Manual page 184

FXCPU Structured Programming Manual
[Device & Common]
Number and name
Pulse width/Pulse period measurement [FX
details.)
*1
Lower
D 8074
*1
Upper
D 8075
*1
Lower
D 8076
*1
Upper
D 8077
*1
Lower
D 8078
*1
Upper
D 8079
*1
Lower
D 8080
*1
Upper
D 8081
*1
Lower
D 8082
*1
Upper
D 8083
*1
Lower
D 8084
*1
Upper
D 8085
*1
Lower
D 8086
*1
Upper
D 8087
*1
Lower
D 8088
*1
Upper
D 8089
*1
Lower
D 8090
*1
Upper
D 8091
*1
Lower
D 8092
*1
Upper
D 8093
*1
Lower
D 8094
*1
Upper
D 8095
*1
Lower
D 8096
*1
Upper
D 8097
D 8098 Unavailable
*1. Cleared when PLC switches from STOP to RUN.
*2. Available in Ver. 1.10 or later.
High speed ring counter
Up-counting ring counter of 0 to 32767 (Unit: 0.1 ms, 16
D 8099
*3
bits)
[D]8100 Unavailable
*3. The 0.1 ms high speed ring counter D8099 is activated when the END instruction is executed after
M8099 turned ON.
182
Content of register
/FX PLCs ] (Refer to the FX Structured Programming Manual [Basic & Applied Instruction] for
3G 3GC
[X000] Ring counter value for rising edge
(1/6 μs unit)
[X000] Ring counter value for falling edge
(1/6 μs unit)
[X000] Pulse width/Pulse period
(10 μs unit)
[X001] Ring counter value for rising edge
(1/6 μs unit)
[X001] Ring counter value for falling edge
(1/6 μs unit)
[X001] Pulse width/Pulse period
(10 μs unit)
X003] Ring counter value for rising edge
(1/6 μs unit)
[X003] Ring counter value for falling edge
(1/6 μs unit)
[X003] Pulse width/Pulse period
(10 μs unit)
[X004] Ring counter value for rising edge
(1/6 μs unit)
[X004] Ring counter value for falling edge
(1/6 μs unit)
[X004] Pulse width/Pulse period
(10 μs unit)
4 Operations of Special Devices (M8000 and later, D8000 and later)
4.1 Special Device List (M8000 and later, D8000 and later)
FX FX
3U 3UC
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Applicable model
Corresponding
FX FX FX
3G 3GC 3S
special device
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
-
*2
-
- - -
- - -
- - -
M8076
M8080
M8077
M8081
M8078
M8082
M8079
M8083
-
M8099
-