Mitsubishi FX3U User Manual page 11

FX -16CCL-M User's Manual
3U
9. Data Link Procedure
9.1 Data Link Procedure ..................................................................................................................... 87
9.2 Hardware Test (Master Block Status Check) ................................................................................ 88
9.3 Switch setting ................................................................................................................................ 89
9.3.1 Station number setting................................................................................................................... 89
9.3.2 Transmission rate setting, line test, hardware test, transmission speed test ................................ 90
9.4 Line Test (Connection Status Check) ........................................................................................... 91
9.4.1 Line test 1 ...................................................................................................................................... 91
9.4.2 Line test 2 ...................................................................................................................................... 92
9.5 Transmission Speed Test ............................................................................................................. 93
10. Buffer Memory
10.1 How to read/write from/to buffer memory.................................................................................... 94
10.1.1 FROM/TO instructions................................................................................................................. 94
10.1.2 Direct specification of buffer memory .......................................................................................... 94
10.2 Buffer Memory List ...................................................................................................................... 95
10.3 Parameter information area ........................................................................................................ 96
10.3.1 [BFM#0] Mode setting ................................................................................................................. 97
10.3.2 [BFM#1] Number of connected units ........................................................................................... 98
10.3.3 [BFM#2] Number of retries .......................................................................................................... 98
10.3.4 [BFM#3] Number of automatic return units.................................................................................. 98
10.3.5 [BFM#6] Operation specification when CPU is down .................................................................. 98
10.3.6 [BFM#12] Data link disorder station setting................................................................................. 98
10.3.7 [BFM#13] Case of CPU STOP setting......................................................................................... 99
10.3.8 [BFM#16] Reserved station specification .................................................................................... 99
10.3.9 [BFM#20] Error invalid station specification ................................................................................ 99
10.3.10 [BFM#32 to #47] Station information ....................................................................................... 100
10.4 I/O signals to PLC ..................................................................................................................... 101
10.4.1 [BFM#10] Input signal details .................................................................................................... 103
10.4.2 [BFM#10] Output signal............................................................................................................. 105
10.4.3 [BFM#14] Output signal monitor................................................................................................ 105
10.5 Master Block Control Signals .................................................................................................... 106
10.5.1 [BFM#29] Error code ................................................................................................................. 106
10.5.2 [BFM#30] FX Series model code............................................................................................... 107
10.6 [BFM#220 to #223] Consistency control ................................................................................... 107
10.7 [BFM#224 to #255] Remote Input (RX)..................................................................................... 108
10.8 [BFM#352 to #383] Remote Output (RY).................................................................................. 110
10.9 [BFM#480 to #543] Remote registers (RWw) ........................................................................... 112
10.10 [BFM#736 to #799] Remote registers (RWr)........................................................................... 114
10.11 [BFM#992 to #1503] Slave Station Offset, Size Information................................................... 116
10.12 Link special relay/Link special register (SB/SW)..................................................................... 119
10.12.1 [BFM#1504 to #1535] Link special relay (SB) ......................................................................... 119
10.12.2 [BFM#1536 to #2047] Link special register (SW) .................................................................... 122
10.13 [BFM#16384 to #16415] Ver. 2 Compatible Remote Input (RX)............................................. 128
10.14 [BFM#16896 to #16927] Ver. 2 Compatible Remote Output (RY) .......................................... 129
10.15 [BFM#17408 to #17503] Ver. 2 Compatible Remote Registers (RWw) .................................. 130
10.16 [BFM#19456 to #19551] Ver. 2 Compatible Remote Registers (RWr) ................................... 131
11. Programming
11.1 Precautions in Programming..................................................................................................... 132
11.2 Link Special Relay (SB)/Link Special Register (SW) ................................................................ 134
11.2.1 Link special relay (SB)............................................................................................................... 134
11.2.2 Link special register (SW).......................................................................................................... 134
11.2.3 Update timing of the link special registers ................................................................................. 135
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