Read/Write Commands - Mitsubishi 700 Series Instruction Manual

PROTOCOL-SPECIFIC INFORMATION
The 3E/4E Device Memory Random Write command will attempt to write to all requested device
•
points even if an error is encountered. Ensure that all requested device points are valid before using
Device Memory Random Write.
The driver can be configured to detect a timeout (communication loss) and perform a timeout action.
•

9.5.2 Read/Write Commands

If applicable, the network number is 0, the PC number (node number) is 0xFF, the module I/O number
(process number) is 0x3FF, and the module station number is 0.
Table 45 lists the supported commands. Device read/write commands only support 16-bit word access.
Frame
Type
3E/4E CPU Model Read
3E/4E Node Search
3E/4E IP Address Set
3E/4E Device Info Compare
3E/4E Status Read
3E/4E Communication Setting Get
3E/4E Device Memory Batch Read
3E/4E Device Memory Batch Write
3E/4E Device Memory Random Read
206
Table 45: MELSEC / SLMP Server Commands
Command
Name
Command Subcommand
Code Code
0x0101 0x0000
0x0E30 0x0000
0x0E31 0x0000
0x0E32 0x0000
0x0E44 0x0000
0x0E45 0x0000
0x0401 0x0000
0x1401 0x0000
0x0403 0x0000
Max
Points
-
-
-
-
-
-
724 (3E) / 722 (4E)
719 (3E) / 717 (4E)
360 (3E) / 359 (4E)