Omron E5AR - MANUAL 2 User Manual page 17

Section 7 Communication (Modbus)
XVI
Write via communication ................................................................... 6-21
Control Run / Control Stop ................................................................ 6-21
Bank change ..................................................................................... 6-22
AT execute ........................................................................................ 6-23
AT cancel .......................................................................................... 6-23
Write mode ........................................................................................ 6-24
RAM data store ................................................................................. 6-25
Software reset ................................................................................... 6-25
Move to setting area 1 ...................................................................... 6-26
Move to protect level ......................................................................... 6-26
Auto / Manual .................................................................................... 6-27
Initialize settings ................................................................................ 6-27
Cancel latch ...................................................................................... 6-28
SP mode ........................................................................................... 6-28
Read machine attributes ................................................................... 6-29
Controller status read (Communication/CompoWay/F) .................... 6-30
Echo back test .................................................................................. 6-31
6.10 Program example ..................................................................................... 6-32
N88Basic ........................................................................................... 6-32
7.1 Communication method ............................................................................. 7-2
Modbus communication protocol ........................................................ 7-2
Communication specifications ............................................................ 7-2
Transfer protocol (Communication/Modbus) ....................................... 7-2
7.2 Frames ....................................................................................................... 7-4
Command frame ................................................................................. 7-4
Response frame .................................................................................. 7-5
7.3 List of functions .......................................................................................... 7-7
7.4 Variable area .............................................................................................. 7-8
7.5 Reading the variable area ........................................................................ 7-10
7.6 Writing to the variable area ...................................................................... 7-12
7.7 Operation commands (Communication/Modbus) ..................................... 7-14
7.8 Setting areas ............................................................................................ 7-16
7.9 Commands and responses (Communication/Modbus) ............................ 7-17
Monitor value read (Communication/Modbus) .................................. 7-17
Read setting data (Communication/Modbus) .................................... 7-18
Write setting data to protect level ...................................................... 7-19
Write setting data (Communication/Modbus) .................................... 7-19
Write via communication ................................................................... 7-21
Control Run / Control Stop ................................................................ 7-21
Bank change ..................................................................................... 7-22
AT execute ........................................................................................ 7-23
AT cancel .......................................................................................... 7-23
Write mode ........................................................................................ 7-24
RAM data store ................................................................................. 7-25
Software reset ................................................................................... 7-25
Move to setting area 1 ...................................................................... 7-26
Move to protect level ......................................................................... 7-26
Auto / Manual .................................................................................... 7-27
Initialize settings ................................................................................ 7-27
Cancel latch ...................................................................................... 7-28
SP mode ........................................................................................... 7-28
Echo back test .................................................................................. 7-29