Chapter 1 System Configuration
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List of computer link commands
The commands listed in the table below can be used in the computer link function.
Table 1-22 Computer link commands list
Request
Function name
command
−
Computer Link Error
Response
−
PLC Error Response The request command was
TS
Test
ST
PLC Status Read
DR
Data Read
DW
Data Write
RT
Clock-calendar Read Reads clock-calendar data from
WT
Clock-calendar Write Writes clock-calendar data into
For details of the computer link command, see "Model 2000 Sequence Controller S2
User's Manual - Functions (6F8C0837)".
Description
Format error was detected in the
request message
rejected by S2
Loop-back test between host
and S2
Reads S2 operation status
Reads registers/devices data
from the S2
Writes registers/devices data
into the S2
the S2
the S2
model 2000 Sequence Controller S2 User's Manual -Basic Hardware-
Response
Remarks
command
CE
Response
only
EE
Response
only
TS
ST
DR
ST
RT
ST