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FX3S/FX3G/FX3GC/FX3U/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
Display Module Function (FX3G-5DM, FX3U-7DM) (Refer to Hardware Edition Manual of PLC main unit used for details.)
D 8300
Control device (D) for display module
Default: K-1
–
*1
– – –––––
D 8301
Control device (M) for display module
Default: K-1
–
*1
– – –––––
D 8302
*2
Language display setting
Japanese: K0
English: Other than K0
–
*1
– – –––––
D 8303
LCD contrast setting value
Default: K0
–
*1
– – –––––
[D]8304
Not used
– – – – – – –––––
[D]8305 – – – – – – –––––
[D]8306 – – – – – – –––––
[D]8307 – – – – – – –––––
[D]8308 – – – – – – –––––
[D]8309 – – – – – – –––––
*1. Available in Ver. 1.10 or later.
*2. Latch (battery or EEPROM backed) device. For details on backup against power failure, refer to Section 2.6.
RND (FNC184)
[D]8310 Lower RND (FNC184) instruction:
Data for generating random number
Default: K1
– – – – –––––
[D]8311 Upper
Syntax, Circuit, Operation, or Unconnected I/O Designation Error Step Number (Refer to Chapter 38 for details.)
D 8312 Lower
Operation error step number latched
(32-bit)
– – – M8068 – – – – –
D 8313 Upper
[D]8314
*3
Lower
Error step number of M8065 to M8067
(32-bit)
– – –
M8065 to
M8067
–––––
[D]8315
*3
Upper
[D]8316 Lower Step number of instruction specifying
an unconnected I/O number (directly
or indirectly using index register)
– – – M8316 – – – – –
[D]8317 Upper
[D]8318 BFM initialization function: Error unit number – – –
*4
M8318 – – – – –
[D]8319 BFM initialization function: Error BFM number
– – –
*4
M8318 – – – – –
[D]8320 to [D]8328 Not used
– – – – – – –––––
*3. Cleared when PLC switches from STOP to RUN.
*4. Available in Ver. 2.20 or later.
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