
| CANopen Network Interface |
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"Change of | The asynchronous exchange of PDO in "Change of state" mode enables the rapid |
state" (modes | modification of an input value, followed by immediate confirmation of the change of |
254 and 255) | value. This avoids the need to wait for the master to send a request. |
| A high priority bus status is assigned to the "Change of state" mode and only the |
| updated input value is returned, not the image of the full process, thus considerably |
| reducing traffic on the bus. |
| "Change of state" corresponds to the modification of the input value (event control). |
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| WARNING |
| RISK OF UNINTENDED DEVICE OPERATION |
| The "Change of State" mode must not be used for inputs/outputs whose state |
| changes continuously (such as analog inputs). The continual modification of I/Os |
| using the "Change of State" mode may block the transmission of other crucial |
| commands, resulting in the unintended operation of the device. |
| Failure to follow this instruction can result in death, serious injury, or |
| equipment damage. |
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