Chapter 4 Commands; List Of Commands And Functions - Mitsubishi Electric MELSEC iQ-F Series FX5 User Manual

4
COMMANDS
This chapter explains commands of SLMP.
For parts of the transmission message other than the command part, refer to Page 15 MESSAGE FORMAT
4.1

List of Commands and Functions

This section describes commands and functions when accessing from the external equipment to the CPU module.
Name Command
Device Read 0401H
(Batch)
Device Write 1401H
(Batch)
Device Read 0403H
Random
Sub- Processing content
commands
0001H This command reads data from a bit device or word device in units of
1 bit.
0000H • This command reads data from bit devices in units of 16 bits.
• This command reads data from word devices in units of 1 word.
0081H • This command reads data from link direct devices in units of 1 bit.
• This command reads data from the buffer memory in intelligent
function modules in units of 1 bit.
• This command reads data from devices indirectly specified by index
registers in units of 1 bit.
0080H • This command reads data from link direct devices in units of 1 word.
• This command reads data from the buffer memory in intelligent
function modules in units of 1 word.
• This command reads data from devices indirectly specified by index
registers in units of 1 word.
0083H • This command reads data from link direct devices in units of 1 bit.
• This command reads data from the buffer memory in intelligent
function modules in units of 1 bit.
• This command reads data from devices indirectly specified by index
registers in units of 1 bit.
0082H • This command reads data from link direct devices in units of 1 word.
• This command reads data from the buffer memory in intelligent
function modules in units of 1 word.
• This command reads data from devices indirectly specified by index
registers in units of 1 word.
0001H This command writes data to bit devices in units of 1 bit.
0000H • This command writes data to bit devices in units of 16 bits.
• This command writes data to word devices in units of 1 word.
0081H • This command writes data to the buffer memory in intelligent
function modules and SLMP-compatible devices in units of 1 bit.
• Bit devices, word devices, and buffer memory are indirectly
specified by index registers.
0080H This command writes data to the buffer memory in intelligent function
modules and SLMP-compatible devices in units of 1 word (16 bits).
0083H This command writes data to the buffer memory in intelligent function
modules and SLMP-compatible devices in units of 1 bit.
0082H This command writes data to the buffer memory in intelligent function
modules and SLMP-compatible devices in units of 1 word (16 bits).
0000H This command reads data from word devices in units of 1 word or 2
words by randomly specifying device numbers.
Number of points
processed per
communication
ASCII: 1792 points
BIN: 3584 points
ASCII: 480 words (7680 points)
BIN: 960 words (15360 points)
ASCII: 1792 points
BIN: 3584 points
ASCII: 480 words (7680 points)
BIN: 960 words (15360 points)
ASCII: 1792 points
BIN: 3584 points
ASCII: 480 words (7680 points)
BIN: 960 words (15360 points)
ASCII: 1792 points
BIN: 3584 points
ASCII: 480 words (7680 points)
BIN: 960 words (15360 points)
ASCII: 1792 points
BIN: 3584 points
ASCII: 480 words (7680 points)
BIN: 960 words (15360 points)
ASCII: 1972 points
BIN: 3584 points
ASCII: 480 words (7680 points)
BIN: 960 words (15360 points)
ASCII:
(Word access points + double-
word access points) 2 192
BIN:
Word access points + double-
word access points 192
4 COMMANDS
4.1 List of Commands and Functions
4
39