xiii
Multiple data write command (10H) 7-7
1 data write command (06H) 7-7
7 - 4 Numeric Value Expression 7-9
Hexadecimal 7-9
7 - 5 Send/Receive Timing 7-10
Time specifications for instruction and response messages 7-10
Specifications of RS-485 driver control timing 7-10
Chapter 8. Modbus TCP Communication Functions 8-1
8 - 1 Overview of Communications
8-1
Features 8-1
Settings 8-1
Communication procedure 8-2
General TCP/IP socket communication procedure 8-2
8 - 2 Message structure 8-3
Message structure 8-3
Exception code 8-4
Amount of data 8-5
8 - 3 Description of Commands 8-6
Application section 8-6
Multiple data read command (03H) 8-6
Multiple data write command (10H) 8-7
1 data write command (06H) 8-8
Chapter 9. User-defined Addresses 9-1
9 - 1 Overview of User-defined Addresses
9-1
User-defined addresses 9-1
9 - 2 Address Definition Method 9-2
Setting a user-defined address 9-2
Changing the data address display system 9-4
Normal memory area and RAM area 9-4
Precautions when using both the normal memory area and the RAM area for
the same parameter 9-6
Bit fields 9-8
9 - 3 Initial Values of User-Defined Addresses 9-11
9 - 4 Reception Monitoring 9-13
Reception monitoring settings 9-13
9 - 5 Pattern Communication Data 9-15
Data address overview 9-15
Decimal point 9-16
PATTERN COMMUNICATION SETUP 9-16
Pattern communication access procedure 9-17
Data address details 9-18
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