7.2 List of MEWTOCOL / MEWTOCOL7 Supporting Commands
7.2.1 List of MEWTOCOL-COM Commands
■
Commands to be used
Type of instruction Code Description
Read contact area
RC
(RCS)
(RCP)
(RCC)
Reads contact ON/OFF status.
● Specifies only a single contact.
● Specifies multiple contacts.
● Specifies a range in word units.
Write contact area
WC
(WCS)
(WCP)
(WCC)
Turns contact ON or OFF.
● Specifies only a single contact.
● Specifies multiple contacts.
● Specifies a range in word units.
Read data area RD Reads the contents of a data area.
Write data area WD Writes data to a data area.
Register / reset contacts
monitored
MC Registers the contact to be monitored.
Register / reset data
monitored
MD Registers the data to be monitored.
Monitoring start MG Monitors a registered contact or data using MD and MC.
Preset contact area
(fill command)
SC Fills the area of a specified range with a 16-point ON / OFF pattern.
Preset data area
(fill command)
SD Writes the same contents to the data area of a specified range.
Read the status of PLC RT Reads PLC specification, an error code when an error occurs, etc.
Abort AB The reception of multi-frame response is aborted.
(Note 1) Some devices cannot be accessed due to format limitations of MEWTOCOL-COM communication
commands.
● For more details of MEWTOCOL command, refer to "11.2 MEWTOCOL-COM Format".
7.2.2 List of MEWTOCOL7 Commands
■
Commands to be used
Type of instruction Code Description
Read data area MMRD Reads the contents of a data area.
Write data area MMWT Writes data to a data area.
7.2 List of MEWTOCOL / MEWTOCOL7 Supporting Commands
WUME-FP7COM-07 7-3