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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
Advanced Function
[D]8160
Not used
– – – – –––– –
[D]8161
– – – – –––– –
[D]8162
– – – – –––– –
[D]8163
– – – – –––– –
D 8164
FROM (FNC 78), TO (FNC 79) instructions:
Specification of transfer points
– – – M8164 – –
3
*1
– 3
[D]8165
Not used
– – – – –––– –
[D]8166
– – – – –––– –
[D]8167
– – – – –––– –
[D]8168
– – – – –––– –
[D]8169
Access restriction status
3 3
3
*4
– –––––
*1. Available in Ver. 2.00 or later.
*2. "**" indicates areas used by the system.
*3. The accessibility is restricted depending on the keyword setting status.
*4. Available in Ver. 2.20 or later.
N:N Network (setting) (Refer to Data Communication Edition for details.)
[D]8170
Not used
– – – – –––– –
[D]8171
– – – – –––– –
[D]8172
– – – – –––– –
[D]8173 Station number
3 3 3 – 33
3
*5
33
[D]8174 Total number of slave stations
3 3 3 – 33
3
*5
33
[D]8175 Refresh range
3 3 3 – 33
3
*5
33
D 8176 Station number setting
3 3 3
M8038
33
3
*5
33
D 8177 Total slave station number setting
3 3 333
3
*5
33
D 8178 Refresh range setting
3 3 333
3
*5
33
D 8179 Retry count setting
3 3 333
3
*5
33
D 8180 Comms time-out setting
3 3 333
3
*5
33
[D]8181 Not used
– – – – –––– –
*5. Available in Ver. 2.00 or later.
Number and name Content of register
Applicable model
FX
3G
FX
3U
FX
3UC
Correspond-
ing special
device
FX
1S
FX
1N
FX
2N
FX
1NC
FX
2NC
Present
value
Access
restriction
status
Program
Monitor-
ing
Present
value
change
Read Write
H**00
*2
2nd keyword is
not set.
3
*3
3
*3
3
*3
3
*3
H**10
*2
Write protection 3 – 33
H**11
*2
Read / write
protection
–– 33
H**12
*2
All online
operation
protection
–– – –
H**20
*2
Keyword cancel 33 3 3