Mitsubishi Electric MELSEC FX3U Programming Manual page 880

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
Pulse width/Pulse period measurement [FX3G PLCs ]
[M]8074 Not used
[M]8075 Pulse width/Pulse period measurement setting flag
[M]8076 [X000] Pulse width/Pulse period measurement flag
[M]8077 [X001] Pulse width/Pulse period measurement flag
[M]8078 [X003] Pulse width/Pulse period measurement flag
[M]8079 [X004] Pulse width/Pulse period measurement flag
M 8080 [X000] Pulse period measurement mode
M 8081 [X001] Pulse period measurement mode
M 8082 [X003] Pulse period measurement mode
M 8083 [X004] Pulse period measurement mode
[M]8084 to [M]8089 Not used
*1. Available in Ver. 1.10 or later.
Flag
BKCMP (FNC194 to FNC199) instructions - Block
[M]8090
comparison signal
COMRD
M 8091 instructions - Output character quantity selector
signal
[M]8092
[M]8093
[M]8094
[M]8095 Not used
[M]8096
[M]8097
[M]8098
High Speed Ring Counter
High speed ring counter operation (in units of
*3
M 8099
0.1ms, 16 bits)
[M]8100 Not used
*2. Available in Ver. 2.20 or later.
*3. For FX
2N
with after M8099 is driven.
For FX
3U
878
Operation and function
(FNC182) and BINDA
/FX , 0.1ms high speed ring counter D8099 will operate after END instruction is executed
2NC
/FX , 0.1ms high speed ring counter D8099 will operate after M8099 is driven.
3UC
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
FX FX FX
3G 3U 3UC
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*1
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*1
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*1
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*1
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*1
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*1
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*1
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*1
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*1
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*2
–
(FNC261)
*2
–
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–
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Applicable model
Correspond
-ing special FX FX FX
1S 1N 2N
device
– – – –
– – –
D8074
to – – –
D8079
D8080
to – – –
D8085
D8086
to – – –
D8091
D8092
to – – –
D8097
D8074
to – – –
D8079
D8080
to – – –
D8085
D8086
to – – –
D8091
D8092
to – – –
D8097
– – – –
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– – – –
– – – –
– – – –
D8099 – –
– – – –
FX FX
1NC 2NC
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