$ Query control commands
Data transmitted by PC | Data returned from unit in response | Description of command | ||
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[STX] QAL [ETX] |
| [STX] ALV0 [ETX] | Queries the address level. It supports only address level 0 | |
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[STX] QAM:m [ETX] |
| [STX] LDmdata [ETX] | Queries the alarm recording and sensor recording settings. | |
Parameter | Parameter |
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m = M: MODE | m = M: MODE |
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Queries the recording |
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mode when an alarm signal |
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| F: OFF |
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has been input. |
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| Alarm signal input is ignored. |
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F: FIELD/FRAME |
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| M: ALARM/SENSOR |
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Queries the recording |
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| Alarm recording and/or sensor |
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mode in which alarm |
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| recording is performed. |
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recording and/or sensor |
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| A: ALARM |
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recording is to be |
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| Alarm recording is performed. |
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performed. |
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| S: SENSOR |
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P: PICTRE QUALITY |
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| Sensor recording is |
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Queries the picture quality |
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| performed. |
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with which alarm recording |
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and/or sensor recording is | m = F: FIELD/FRAME |
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to be performed. |
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T: ALARM 1/2 |
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| I: Field recording |
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Queries the recording type |
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| R: Frame recording |
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to be used when an alarm |
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signal has been input to | m = P: PICTRE QUALITY |
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ALARM IN 1 or 2. |
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| H: HIGH |
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| Recording at a high picture |
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| quality |
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| N: NORMAL |
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| Recording at the standard |
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| picture quality |
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| F: NO CHANGE |
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| Recording at the picture |
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| quality currently set |
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| m = T: ALARM 1/2 |
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| data =m:n |
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| m = |
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| type |
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| n = |
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[STX] QBM [ETX] |
| [STX] LBMm [ETX] | Queries the processing of the black burst signal when the | |
| Parameter | video signals to be output from the video signal output | ||
| m = N: ON | connector are switched. | ||
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| The black burst signal is |
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| output. |
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| F: OFF |
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| The black burst signal is not |
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| output. |
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