Mitsubishi FX3U-232-BD User Manual page 21

FX Series PLC User's Manual - Data Communication Edition
6. Creating Programs (RS Instruction)
6.1 Checking Contents of Related Devices......................................................................................F-33
6.2 How to Use RS Instruction .........................................................................................................F-34
6.2.1 Applicable frames .......................................................................................................................F-34
6.2.2 Function and operation...............................................................................................................F-35
6.2.3 Send/receive data and amount of data.......................................................................................F-36
6.2.4 Operation when data is sent.......................................................................................................F-38
6.2.5 Operation when data is received ................................................................................................F-38
6.3 Operation of Control Line ...........................................................................................................F-40
6.3.1 FX (FX), FX
2
6.3.2 FX
2N
6.4 Important Points in Creating Programs ......................................................................................F-44
6.5 Communication Error .................................................................................................................F-44
7. Practical Program Example (RS Instruction)
7.1 Example of Printing Using RS Instruction (Using RS-232C Connection)...................................F-45
8. Creating Programs (RS2 Instruction)
8.1 Checking Contents of Related Devices......................................................................................F-47
8.2 How to Use RS2 Instruction .......................................................................................................F-49
8.2.1 Applicable frames .......................................................................................................................F-50
8.2.2 Function and operation...............................................................................................................F-52
8.2.3 Send/receive data and amount of data.......................................................................................F-53
8.2.4 Operation when data is sent.......................................................................................................F-55
8.2.5 Operation when data is received ................................................................................................F-55
8.2.6 Sum check code .........................................................................................................................F-57
8.3 Operation of Control Line ...........................................................................................................F-58
8.4 Important Points in Creating Programs ......................................................................................F-61
8.5 Communication Error .................................................................................................................F-61
9. Practical Program Example (RS2 Instruction)
9.1 Example of Printing Using RS2 Instruction (Using RS-232C Connection).................................F-62
10. When Combined with Another Communication
10.1 Other Communication Type Used Together ............................................................................F-64
10.2 When Combined with Programming Communication ..............................................................F-65
10.2.1 For FX
10.2.2 For FX
10.3 When Combined with Computer Link Communication (Only in FX
10.4 When Combined with Programming Communication (FX
10.5 Using RS2 Instruction and Computer Link Communication Together
(FX
3U
10.6 Communication Setting Method Using Sequence Program.....................................................F-70
10.6.1 Communication setting for RS instruction ................................................................................F-70
10.6.2 Communication setting for RS2 instruction ..............................................................................F-71
, FX , FX , FX
2C 1S 0N
(Ver. 2.00 or later), FX
3U
and FX PLCs......................................................................................................F-65
2N 2NC
and FX PLCs......................................................................................................F-66
3U 3UC
and FX only).........................................................................................................F-69
3UC
, FX , and FX (before Ver. 2.00) PLCs ......................F-40
1N 1NC 2N
, FX , and FX PLCs .......................................................F-42
2NC 3UC
3U
and FX ) .................F-67
3U 3UC
and FX only)........................F-68
3UC
Table of Contents
F-33
F-45
F-47
F-62
F-64
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