6 F 3 B 0 3 6 2
7.1 T2N Special Relays and Registers
The Ethernet Port status information is reflected in the T2N special relays and special registers.
a.Special relays (the renewing cycle of 100 ms)
Special relay | Name | Function | |
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S000B | Ethernet Port error | 1: | The installed Ethernet Port unit is down. |
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| 0: | Reset the system from a user program after resolving the |
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| error in the down Ethernet Port. |
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b.Special registers
T2N read out the internal station status of Ethernet Port and copy the SW register (the renewing cycle of 100 ms).
Special registers | Name |
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SW063 | CH1 station status |
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c.Station status format
F E D C B A 9 8 7 6 5 4 3 2 1 0
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DOWN |
| STBY |
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| MTEN |
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| TEST | |||||||||
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| INZ |
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| RUN |
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| STEN |
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∙ Bit F: DOWN (down) | 1: Down mode, 0: Other than down mode |
∙ Bit E: INZ (initialization) | 1: Initialization in progress |
| 0: Initialization completed |
∙ Bit D: STBY (standby) | 1: Standby mode |
| 0: Other than standby mode |
∙ Bit C: RUN (run) | 1: Run mode, 0: Other than run mode |
∙ Bit 5: MTEN (Message transmission) | 1: Enabled, 0: Prohibited |
∙ Bit 4: STEN (socket interface transmission) | 1: Enabled, 0: Prohibited |
∙ Bit 0: TEST (test) | 1: Test function execution in progress |
⎯ 123 ⎯
