Reading The Switch Setting Status - Mitsubishi QJ71C24/-R2 User Manual

10 TROUBLESHOOTING

10.1.5 Reading the switch setting status

Buffer memory address 200
Buffer memory address
Buffer memory address
Buffer memory address
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This section explains how to read the switch setting status of the Q series C24.
When GX Configurator-SC is used, check the status in the "Monitor/test others" screen
(see Section 8.6.9).
REMARK
(1) The switch settings can be changed when the mode is switched or when the
UINI instruction is executed. (The station No. setting can be changed only when
the UINI instruction is executed.)
For the mode switching, refer to Chapter 15 of the User's Manual (Application).
For the UINI instruction, refer to Chapter 17 of the User's Manual (Application).
(2) For the switch settings, refer to Section 4.5.
(1) Setting status storage area
The switch settings by GX Developer and setting error information are stored in
different areas of the buffer memory shown below.
1) Station number storage area (address: 200
b15
H
2) Switch setting error/mode switching error storage area (address: 203
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2
203 1/0 1/0
H
Ignore (including b2 and b6)
Station number of the Q series
C24 is outside the range.
Linked operation setting error
(see Section 4.5.2 (2)).
3) Communication protocol storage area (address: 250
b15
250
H
260
H
4) Transmission setting status storage area (address: 251
b15 b14 b13 b12 b11 b10 b9
251 0 0 0 0
H
261 0 0 0 0
H
Communication rate setting
to
0 to 31
1/0 1/0 1/0
CH2 CH2 CH2
(1: Error, 0: Normal)
to
0 to 8
0 to 7
b8 b7 b6 b5
1/0 1/0 1/0 1/0 1/0 1/0 1/0
1/0 1/0 1/0 1/0 1/0 1/0 1/0
Setting modification
allow/prohibit
)
H
b0
(Station number)
b1 b0
1/0 1/0 1/0
CH1 CH1 CH1
Communication protocol number
on CH side is outside the range.
Communication rate on CH
is outside the range.
Mode switching request was
issued when the setting
modification allow/prohibit was
set to prohibit.
and 260
H
b0
(Information on the CH1 side)
(Information on the CH2 side)
and 261
H
b4 b3 b2 b1 b0
(Information on the CH1 side)
1/0 1/0 1/0 1/0 1/0
(Information on the CH2 side)
1/0 1/0 1/0 1/0 1/0
Operation setting
Data bit setting
MELSEC-Q
)
H
side
)
H
)
H
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