Chapter 2 Systems specification
2-37
2-8
CPU operation mode
In the operation mode of the CPU, you can select the forced RUN and TERM mode using the mode switching switch. In TERM
mode, you can switch from KPP to RUN, TEST RUN, TEST-STOP, and STOP modes.
2-8-1
CPU operation mode and contents
CPU operation mode
Contents
Forced RUN
Program execution and I/O transfer are repeated.
Changing the mode from the programmer or link destination is prohibited.
Programmer operations other than monitor are limited.
The mode selector switch is set to RUN.
RUN
Program execution and I/O transfer are repeated.
You can change the mode from the programmer or link destination.
The mode selector switch is turned TERM.
STOP
This mode is used for program creation and parameter setting.
The function memory status is initialized except for the power failure holding
area.
All outputs are turned off.
The mode selector switch is turned TERM.
TEST-RUN
This mode is used to debug programs and adjust trial operation.
Program execution and I/O transfer are repeated.
Address set monitor is available.
The mode selector switch is turned TERM.
TEST-STOP
This mode is used to debug programs and adjust trial operation.
The program can be written or modified.
The state of the function memory is not initialized.
The mode selector switch is turned TERM.
Note: The SJ-Ether PLC cannot be changed in RUN mode, so care must be taken.
When the program is transferred during RUN mode, the PLC enters STOP mode and then changes the program.
Perform this operation to return to RUN mode.
2-8-2
Operation mode when power is turned on
The non-volatile memory stores the operation mode before the power is turned off. The CPU operation mode when the power is
turned on is the operation mode before the power is turned off.
In the following cases, the CPU operation mode when the power is turned on is RUN.
1. The mode switching switch was set to forced RUN and the power was turned on.
2. RUN was set when power was turned on (bit13 = ON at special register R7633).
R7633
bit
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
起動時RUNモード設定
O N:RUNモード
OFF:記憶動作モード
Run mode setting when turning on
RUN mode
Memory operation mode
Summary of Contents for Kostac SJ-Ether Series
Page 1: ...English version of the KOSTAC SJ Ether series user s manual SJ ETHER USER M...
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Page 13: ...1...
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Page 113: ...3 24 Note Refer to 6 3 3 Module Assembly for connections and locks between modules...
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Page 156: ...flashing OFF Not sent H W RX Green flashing Receiving H W OFF Not received H W...
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Page 310: ...Chapter 7 Maintenance...
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