Support, Service & Warranty MVI56E-MCM ♦ ControlLogix Platform
User Manual Modbus Communication Module
Page 208 of 209 ProSoft Technology, Inc.
G
General Specifications • 122
General Specifications - Modbus Master/Slave • 122
H
Hardware Specifications • 123
I
Import the Ladder Rung • 20
Important Safety Information • 3
Importing the Utility Add-On Instruction • 181
Installing ProSoft Configuration Builder • 83
Installing the Module in the Rack • 13
M
MainRoutine • 198
Master Command Configuration • 36, 39, 157, 158
Master Command Data List (6000 to 6012 or 6100 to
6112) • 134
Master Command Examples • 44
Master Command List • 111, 144
Master Command Status • 111
Master Driver • 142
MCM Status Data • 75
MCMBlkStat • 164, 165
MCMCmd • 162, 163
MCMCONFIG • 161, 162
MCMCONTROL • 161, 166, 167
MCMDATA • 161, 164
MCMModule • 162
MCMModuleDef • 161
MCMPort • 111, 162
MCMPortErrors • 164, 165
MCMSTATUS • 161, 164
MCMUTIL • 168
Misc. Status • 110, 158
Modbus Exception Codes • 179
Modbus Exception Responses • 178
Modbus Memory Map • 61, 63, 125
Modbus Protocol Specification • 168
ModDef Settings • 36, 60, 108
Module Communication Error Codes • 73
Module Configuration Block (9000) • 133
Monitoring Backplane Information • 108
Monitoring Database Information • 109
Monitoring General Information • 110
Monitoring Modbus Port Information • 111, 116
MVI56E-MCM Configuration Data • 150, 151, 162
MVI56E-MCM Database Definition • 109, 150
MVI56E-MCM Remote Master Control • 138
MVI56E-MCM Status Data Definition • 69, 109, 116,
150, 160
MVI56E-MCM Status Data Definition as a Master • 70
MVI56E-MCM Status Data Definition as a Slave • 76
MVI56E-MCM User Defined Data Types • 161, 197
N
Non-Scrolling LED Status Indicators • 81
Normal Data Transfer • 126
O
Opening the Sample Program in RSLogix • 189
Other Modbus Addressing Schemes • 42
Overview • 35, 59, 180
P
Package Contents • 12
Pass-Through Blocks • 65, 135
Passthru • 166, 167
Pinouts • 73, 122, 123, 144, 145, 149
Port 1 Commands • 157
Port 1 Setup • 152
Port 2 Commands • 158
Port 2 Setup • 155
Port Configuration • 37, 111
Port Status • 112
Preset (Write) Multiple Registers 4x (Modbus Function
Code 16) • 48
Preset (Write) Single Register 4x (Modbus Function
Code 6) • 48
Preset Multiple Registers (Function Code 16) • 177
Preset Single Register (Function Code 06) • 174
Product Specifications • 121
R
Read and Write Same Modbus Address (Pass
Through) • 68
Read Block • 126
Read Coil Status (Function Code 01) • 169
Read Coil Status 0x (Modbus Function Code 1) • 45
Read Floating-Point Data • 49
Read Floats with Single Modbus Register Address
(Enron/Daniel Float) • 53
Read Holding Registers (Function Code 03) • 171
Read Holding Registers 4x (Modbus Function Code 3)
• 44
Read Input Registers (Function Code 04) • 172
Read Input Registers 3x (Modbus Function Code 4) •
44
Read Input Status (Function Code 02) • 170
Read Input Status 1x (Modbus Function Code 2) • 46
Read Multiple Floating-Point Registers • 51, 53
ReadData • 198
Reading Status Data from the Module • 116
Reading the Clock Value from the Module • 187
Reading the Ethernet Settings from the Module • 184
Reference • 121
RS-232
Modem Connection (Hardware Handshaking
Required) • 146
Null Modem Connection (Hardware Handshaking)
• 147
Null Modem Connection (No Hardware
Handshaking) • 147
RS-232 Application Port(s) • 146
RS-422 • 148
RS-485 and RS-422 Tip • 149
RS-485 Application Port(s) • 148
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