11 TROUBLESHOOTING
Special Register List (Continued)
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| Set by | Corresponding | Corresponding | |
Number | Name | Meaning | Explanation | ACPU | |||
(When set) | CPU | ||||||
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| D9 | |||
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SD542 |
| Constant scan | • Waiting time at the time of constant scan setting is stored | S (First |
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Constant scan | waiting time (ms unit) | into SD542, SD543. (Measurement is made in 100∝s |
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| increments.) | END | New |
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| wait time | Constant scan |
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SD543 | SD542: Place of ms is stored (storage range: 0 to 65535) | processing) |
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| waiting time (∝s unit) |
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| SD543: Place of ∝s is stored (storage range: 0 to 900) |
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| Cumulative | Low speed program | • Cumulative execution time of low speed program is stored |
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SD544 | cumulative execution | into SD544, SD545. (Measurement is made in 100∝s |
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execution time | S (Every |
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| for low speed | time (ms unit) | increments.) | END | New |
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| Low speed program | SD544: Place of ms is stored (storage range: 0 to 65535) |
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SD545 | execution type | processing) |
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programs | cumulative execution | SD545: Place of ∝s is stored (storage range: 0 to 900) |
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| time (∝s unit) | • Cleared to 0 after end of low speed one scan. |
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| Low speed program | • Execution time of low speed program during one scan is |
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SD546 | Execution time | execution time | stored into SD546, SD547. (Measurement is made in 100∝s | S (Every |
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| for low speed | (ms unit) | increments.) |
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| END | New |
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| execution type | Low speed program | SD546: Place of ms is stored (storage range: 0 to 65535) |
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| processing) |
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SD547 | programs | execution time | SD547: Place of ∝s is stored (storage range: 0 to 900) |
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| (∝s unit) | • Stored every scan. |
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| Scan program | • Execution time of scan program during one scan is stored |
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SD548 |
| execution time | into SD548, SD549. (Measurement is made in 100∝s | S (Every |
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| Scan program | (ms unit) | increments.) |
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| END | New |
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| execution time | Scan program | SD548: Place of ms is stored (storage range: 0 to 65535) |
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| processing) |
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SD549 |
| execution time | SD549: Place of ∝s is stored (storage range: 0 to 900) |
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| (∝s unit) | • Stored every scan. |
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| Service |
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SD550 | interval | Unit/module No. | • Sets I/O number for module that measures service interval | U | New |
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measurement |
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| module |
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SD551 |
| Module service | • Service intervals for the module specified in SD550 are |
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| intervals (ms unit) | stored into SD551, SD552 when SM551 is turned ON. |
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| Service | S |
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| (Measurement is made in 100∝s increments.) | New |
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| interval time | Module service | (Request) |
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SD552 | SD551: Place of ms is stored (storage range: 0 to 65535) |
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| intervals (∝s unit) |
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| SD552: Place of ∝s is stored (storage range: 0 to 900) |
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11 - 79 | 11 - 79 |