Commands For 2C Frame; Commands For 1C/1E Frame - Mitsubishi Electric MELSEC IQ-R series Reference Manual

Serial communication dedicated commands
Function
User frame Read
registered data
Register data
Delete
registered data
Global
Initialize transmission sequence
Switch mode
Programmable Register
controller CPU
monitoring
Deregister
On-demand

Commands for 2C frame

The following shows the commands for 2C frame.
The commands for 4C/3C frame are equivalent to the following device access commands and subcommands.
Function
Batch read Batch read in
and write bit units
Batch read in
word units
Batch write in
bit units
Batch write in
word units
Random read Random read
and write in word units
Random write
in bit units
(test)
Random write
in word units
(test)
Monitor Register
device monitor data
memory
Monitor

Commands for 1C/1E frame

For the commands for 1C/1E frame, refer to the following sections.
• Page 349 Command and Function Lists for 1C Frame
• Page 396 Commands and Function List for 1E Frame
7 COMMANDS AND FUNCTIONS
66
7.1 Command List
Command Description
0610 Read the contents of registered user frames.
1610 Register user frames to C24.
Delete the registered user frame.
1618 Turn ON/OFF the global signal (X1A/X1B).
This can be performed to a connected station and multidrop connection station.
1615 Terminate a current processing request, and place C24 into the wait state to
receive commands.
This can be performed to a connected station and multidrop connection station.
1612 Switch the operation mode and transmission specifications of the specified
interface.
This can be performed to a connected station and multidrop connection station.
0630 Register the conditions to monitor and start the programmable controller CPU
monitoring.
0631 End the programmable controller CPU monitoring.
2101 Issue a transmission request to C24 from CPU module, and transmit data to
external devices.
2C frame 4C/3C frame
command
command subcommand
1 0401 0001
2 0000
3 1401 0001
4 0000
5 0403 0000
6 1402 0001
7 0000
8 0801 0000
9 0802 0000
Description
Read values from devices in bit units.
Read the values in batch with specifying the consecutive device points.
Read values from devices in word units.
Read the values in batch with specifying the consecutive device points.
Write values to devices in bit units.
Write the consecutive devices in batch with specifying the consecutive
device points.
Write values to devices in word units.
Write the consecutive devices in batch with specifying the consecutive
device points.
Read values from devices in word or double-word units.
Read device values with specifying device numbers.
Discontinuous device numbers can be specified.
Write values to devices in bit units.
Write device values with specifying device numbers.
Discontinuous device numbers can be specified.
Write values to devices in word or double-word units.
Write device values with specifying device numbers.
Discontinuous device numbers can be specified.
Register the devices to be monitored.
Read the values of registered devices.
Subcommand

0000
0000 

0001

0000
0001
0000 
0000 

0000
0000 
 