808
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
36 Operation of Special Devices (M8000 -, D8000 -)
36.1 Special Device List (M8000 -, D8000 -)
Pulse Catch (Refer to Section 35.7 for details.)
M 8170
*1
Input X000 pulse catch
3
3
–
3
3
3
3
3
M 8171
*1
Input X001 pulse catch
3
3
–
3
3
3
3
3
M 8172
*1
Input X002 pulse catch
3
3
–
3
3
3
3
3
M 8173
*1
Input X003 pulse catch
3
3
–
3
3
3
3
3
M 8174
*1
Input X004 pulse catch
3
3
–
3
3
3
3
3
M 8175
*1
Input X005 pulse catch
3
3
–
3
3
3
3
3
M 8176
*1
Input X006 pulse catch
3
3
–
–
–
–
–
–
M 8177
*1
Input X007 pulse catch
3
3
–
–
–
–
–
–
*1.
Cleared when PLC switches from STOP to RUN.
FX
2N
, FX
2NC
, FX
3U,
or FX
3UC
Series PLC: EI (FNC 04) instruction is necessary.
FX
1S
, FX
1N
, or FX
1NC
Series PLC: EI (FNC 04) instruction is unnecessary.
Communication Port Channel Setting (Refer to Data Communication Edition for details.)
M 8178
Parallel link channel switch (OFF: ch1/ON: ch2)
3
3
–
–
–
–
–
–
M 8179
N:N network channel switch
*2
3
3
–
–
–
–
–
–
*2.
The channel is specified by either creating or not creating M8179 in setting program.
→
For setting program, Refer to Data Communication Edition
• ch1: not creating M8179 in setting program
• ch2: creating M8179 in setting program
N:N Network (Refer to FX Series User’s Manual - Data Communication Edition for details.)
[M]8180
Not used
–
–
–
–
–
–
–
–
[M]8181
–
–
–
–
–
–
–
–
[M]8182
–
–
–
–
–
–
–
–
[M]8183
*3
Data communication error (Master station)
3
3
D8201 to
D8218
(M504)
3
3
*4
3
3
[M]8184
*3
Data communication error (Slave station No.1)
3
3
(M505)
3
3
*4
3
3
[M]8185
*3
Data communication error (Slave station No.2)
3
3
(M506)
3
3
*4
3
3
[M]8186
*3
Data communication error (Slave station No.3)
3
3
(M507)
3
3
*4
3
3
[M]8187
*3
Data communication error (Slave station No.4)
3
3
(M508)
3
3
*4
3
3
[M]8188
*3
Data communication error (Slave station No.5)
3
3
(M509)
3
3
*4
3
3
[M]8189
*3
Data communication error (Slave station No.6)
3
3
(M510)
3
3
*4
3
3
[M]8190
*3
Data communication error (Slave station No.7)
3
3
(M511)
3
3
*4
3
3
[M]8191
*3
Data communication in execution
3
3
(M503)
3
3
*4
3
3
[M]8192
Not used
–
–
–
–
–
–
–
–
[M]8193
–
–
–
–
–
–
–
–
[M]8194
–
–
–
–
–
–
–
–
[M]8195
–
–
–
–
–
–
–
–
[M]8196
–
–
–
–
–
–
–
–
[M]8197
–
–
–
–
–
–
–
–
*3.
In FX
1S
PLCs, use numbers shown inside parentheses.
*4.
Available in Ver. 2.00 or later.
High Speed Counter Edge Count Specification (Refer to Subsection 4.7.8 for details.)
M 8198
*5*6
C251, C252, C254: 1/4 edge count selector
3
3
–
–
–
–
–
–
M 8199
*5*6
C253, C255, or C253 (OP): 1/4 edge count selector
3
3
–
–
–
–
–
–
*5.
OFF: 1 edge count
ON: 4 edge count
*6.
Cleared when PLC switches from RUN to STOP.
Number and name
Operation and function
Applicable model
FX
3U
FX
3UC
Correspond-
ing special
device
FX
1S
FX
1N
FX
2N
FX
1NC
FX
2NC