Mitsubishi Electric MELSEC-Q Series User Manual page 20

10.6 JP/GP.WRITE (Writing Data to Another Station) ................................................................................ 10-22
10.7 JP/GP.SWRITE (Writing Data to Another Station) ............................................................................. 10-33
10.8 ZP.REMFR (Reading Data from the Intelligent Device Station/Remote Device Station) ................. 10-39
10.9 ZP.REMTO (Writing Data to the Intelligent Device Station/Remote Device Station) ........................ 10-44
11. PROGRAMMING
11.1 Precautions for Programming .............................................................................................................. 11- 2
11.2 Example of Communications Between the Master Station and a Head Module ............................... 11- 3
11.2.1 System configuration example ..................................................................................................... 11- 3
11.2.2 Setting in the master station ......................................................................................................... 11- 5
11.2.3 Setting in the head module ........................................................................................................... 11- 7
11.2.4 Checking the network status ......................................................................................................... 11-10
11.2.5 Program example .......................................................................................................................... 11-11
11.3 Using Link Special Relay (SB) and Link Special Register (SW) ........................................................ 11-15
12. TROUBLESHOOTING
12.1 Before Troubleshooting ....................................................................................................................... 12- 2
12.2 Troubleshooting Procedure ................................................................................................................. 12- 2
12.3 Checking the LEDs .............................................................................................................................. 12- 7
12.4 Troubleshooting by Symptom .............................................................................................................. 12- 9
12.4.1 Cyclic transmission cannot be performed .................................................................................... 12- 9
12.4.2 Transient transmission cannot be performed ............................................................................... 12-10
12.4.3 Station is disconnected from the network .................................................................................... 12-10
12.4.4 Station is repeatedly disconnected and reconnected .................................................................. 12-10
12.4.5 Communication is unstable ........................................................................................................... 12-10
12.5 Error Code List (D000H to DFFFH) ..................................................................................................... 12-11
12.6 Checking the Status by System Monitor ............................................................................................. 12-25
Appendices
Appendix 1 Details of Buffer Memory Addresses ........................................................................... Appendix- 2
Appendix 1.1 Link device area (Un\G59392 to Un\G63007) ...................................................... Appendix- 2
Appendix 1.2 RX offset/size information (Un\G63152 to Un\G63359) ....................................... Appendix- 4
Appendix 1.3 RY offset/size information (Un\G63360 to Un\G63567) ....................................... Appendix- 4
Appendix 1.4 RWw offset/size information (Un\G63568 to Un\G63775) ................................... Appendix- 5
Appendix 1.5 RWr offset/size information (Un\G63776 to Un\G63983) ..................................... Appendix- 5
Appendix 1.6 Station information (Un\G64016 to Un\G64041) .................................................. Appendix- 6
Appendix 2 Link Special Relay (SB) List ......................................................................................... Appendix- 8
Appendix 3 Link Special Register (SW) List ..................................................................................... Appendix-16
Appendix 4 Processing Time ............................................................................................................ Appendix-28
Appendix 4.1 Link refresh time ..................................................................................................... Appendix-29
Appendix 4.2 Link scan time ......................................................................................................... Appendix-30
Appendix 4.3 Cyclic transmission delay time ............................................................................... Appendix-31
Appendix 4.4 Transmission delay time of dedicated instructions ................................................ Appendix-32
Appendix 4.5 Calculation formula for operation cycle .................................................................. Appendix-32
Appendix 5 Comparison of QJ71GF11-T2 ....................................................................................... Appendix-33
A - 18
11- 1 to 11-24
12- 1 to 12-26
Appendix- 1 to Appendix-36