User Manual
Table Of Contents
- V670 Series
- Introduction
- Contents
- Structure of This Manual
- Chapter 1 Features and System Configuration
- Chapter 2 Specifications and Performance
- Chapter 3 Setting and Installation
- Chapter 4 Functions
- Chapter 5 Control From Host Device
- Chapter 6 How to Use Self-Execution Mode
- Chapter 7 How to Use Programming Console
- Chapter 8 From Startup to Run
- Chapter 9 Characteristic Data Depending on Operating Condition (Reference)
- Appendix
5-2 Command Response Format
5-3
(2) Response frame
1:1 Protocol
1:N Protocol
* In the 1:N protocol, a gray part is added.
* For any part other than the above-mentioned, the same data as the sent command frame is added and returned.
♦
Retransmission flag
♦
Status flag
Name Description
Termination code Shows the command execution result.
Retransmission
flag
Flag to show the response to retransmission. This is "1" at retransmission.
Status flag Code to show the command execution status.
"0" Response after usual command process.
"1" Response returned by a request to retransmit data (RR).
"0" Communication status Shows that process has been executed correctly.
"1" Tag data status Shows that the verification result of data check command (MD) is invalid or that
overflow/underflow has occurred in the calculation of a calculation writing com-
mand (CW).
"2" Abort status Shows that communication to a tag has been aborted after the start by an abort-
ing command (AA).
"4" Polling acceptance Shows that the polling status is enabled by accepting the communication desig-
nation "PA (pa)" or "PI".
Command code Termination code
Retransmission
flag
S
tatus
flag
Data Terminator
n
Command code Termination code
Retransmission
flag
Status
flag
Data
Term in ator
Node No.
Calculation range of FCS