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WAGO-I/O-SYSTEM 750
Table of Contents
7
750-882 Media Redundancy ETHERNET Controller
Manual
1.5.0
Function Code FC2 (Read Discrete Inputs)................................ 231
Function Code FC3 (Read Multiple Registers) ........................... 233
Function Code FC4 (Read Input Registers) ............................... 234
Function Code FC5 (Write Coil) ................................................. 235
Function Code FC6 (Write Single Register) ............................... 236
Function Code FC11 (Get Comm Event Counter) ...................... 237
Function Code FC15 (Write Multiple Coils) ................................ 238
Function Code FC16 (Write Multiple Registers) ......................... 240
Function Code FC22 (Mask Write Register) ............................... 241
Function Code FC23 (Read/Write Multiple Registers)................ 242
MODBUS Register Mapping ........................................................... 244
MODBUS Registers ........................................................................ 247
Accessing Register Values ......................................................... 248
Watchdog Registers ................................................................... 248
Diagnostic Registers ................................................................... 254
Configuration Registers .............................................................. 255
Firmware Information Registers ................................................. 260
Constant Registers ..................................................................... 262
EtherNet/IP (Ethernet/Industrial Protocol) ............................................ 264
Protocol overview in the OSI model ................................................ 265
Characteristics of the EtherNet/IP Protocol Software ...................... 266
Object Model ................................................................................... 267
General ....................................................................................... 267
Class Overview ........................................................................... 268
Explanation of the Table Headings in the Object Descriptions ... 270
) ............................................................................ 270
) ............................................................. 272
) ............................................................. 273
) ...................................................................... 278
) ....................................................... 279
) ....................................................................... 279
) ............................................................. 281
) .................................................................. 284
Coupler/Controller Configuration (64
) .................................... 290
) ........................................................ 293
Discrete Input Point Extended 1 (69
) ..................................... 293
Discrete Input Point Extended 2 (6D
) .................................... 294
Discrete Input Point Extended 3 (71
) ..................................... 295
) ..................................................... 295
Discrete Output Point Extended 1 (6A
) .................................. 296
Discrete Output Point Extended 2 (6E
) .................................. 297
Discrete Output Point Extended 3 (72
) .................................. 297
) .......................................................... 298
Analog Input Point Extended 1 (6B
) ....................................... 299
Analog Input Point Extended 2 (6F
) ....................................... 299
Analog Input Point Extended 3 (73
) ....................................... 300
) ....................................................... 301
Analog Output Point Extended 1 (6C