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| 255 the Optomux literature should be read for additional |
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| information as these are codes returned by the Optomux device. |
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128 | Nak from Optomux Device. Power Up Clear Expected. Command |
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| Ignored. |
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| 129 | Nak from Optomux Device. Undefined Command |
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| 130 | Nak from Optomux Device. Checksum Error |
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| 131 | Nak from Optomux Device. Input Buffer Overun |
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| 132 | Nak from Optomux Device. Non Printable Ascii character received |
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| 133 | Nak from Optomux Device. Data Field Error |
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| 134 | Nak from Optomux Device. Communication watchdog timeout |
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| 135 | Nak from Optomux Device. Specified limits invalid. |
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| The following codes are generated by the driver. They all indicate |
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| errors. |
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250 | An ack with no data was expected. Ack with Data was received. |
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| 251 | The driver Complete function returned an error, could be |
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| checksum, bad 1st char ... ie. The message was badly formatted. |
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| 252 | Driver Timeout |
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| 253 | An ack was received but it was badly formatted |
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| 254 | A nak was received but was badly formatted |
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| 255 | Message was not acknowledged correctly. |
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6.4Optomux Commands
The following provides a list of commands supported by the driver. The Command Name’s provided in the table must be used in providing values for the opto22_function parameter. The notes provided only apply when module positions are specified dynamically.
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