How To Read The Current Operation Status - Mitsubishi QJ71C24N User Manual

11 TROUBLESHOOTING

11.1.6 How to read the current operation status

Buffer memory address 24F
Buffer memory address 252
262
Buffer memory address 253
263
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This section explains how to read the current operation status of the Q series C24.
When GX Configurator-SC is used, check the status in the "Transmission control and
others monitor/test" screen (see Section 9.6.3).
REMARKS
• The status of the switch settings by GX Developer can be checked by performing
read operations as described in Section 11.1.5.
• Refer to Section 4.5 for the switch settings.
(1) Operation mode status storage area
The current operation status of the Q series C24 is stored into the following buffer
memory areas.
1) Station No. (instruction setting) (address: 24F
b15
H
2) Communication protocol status (address: 252
b15
H
H
3) Transmission status (address : 253
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2
0 0 0 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
H
0 0 0 0 1/0 1/0
H
Communication rate setting
to
0 to 31
to
0 to 9
0 to 7,9
Mode number currently operating
/263
H
1/0 1/0 1/0 1/0 1/0 1/0
Sum check code setting
Write during RUN setting
Setting modification allow/prohibit
MELSEC-Q
)
H
b0
(Station No.)
/262 )
H H
b0
(Information on the CH1 side)
(Information on the CH2 side)
)
H
b1 b0
(Information on the CH1 side)
(Information on the CH2 side)
1/0 1/0 1/0 1/0
Operation setting
Data bit setting
Parity bit setting
Even/odd parity setting
Stop bit setting
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