Mitsubishi QJ71MB91 - Page 285

10
DEDICATED INSTRUCTIONS
10.2 Z(P).MBRW
10 - 12
9
PROGRAMMING
10
DEDICATED INSTRUCTIONS
11
TROUBLESHOOTINGAPPENDICESINDEX
Figure 10.4 MBRW instruction program example
Read
setting
Write
setting
Processing for normal completion
Processing for error completion
Fixed to "0"
Completion status is cleared to "0".
R
MODBUS exception code
is cleared to "0".
Target channel is specified.
Fixed to "0"
Target station No. (station No. 1)
Fixed to "0"
Response monitoring timer value
(30s)
R
Target MODBUS device type
specification
(0505
H: Holding register read/write)
Target file No.
R
Target MODBUS device head
number
Access points (100 points)
Read data storage size is cleared
to "0".
Target file No.
R
Target MODBUS device head
number
Access points (32 points)
Write data storage size (32 points)
Execution of dedicated instruction
Instruction
completion
Normal completion (M0: ON, M1: OFF)
Error completion (M0: ON, M1: ON)
Dedicated
instruction
start
command
Module
READY
Intelligent
function
module switch
setting change
status