Controlling the projector by using
CONTENTS 62
Conditioning of the Projection Unit can also be done by a computer via the
8 | 7 | Pin No. | Signal | Meaning | |||
6 | 1 |
| RXD | Receiving data | |||
5 |
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| 2 |
| CTS | Consent to send | |
3 | |||||||
3 |
| DSR | Data set ready | ||||
| 4 | 4 |
| GND | Signal ground | ||
| 5 |
| RTS | Request to send | |||
2 | 1 |
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6 |
| N.C | No connection | ||||
Mini DIN |
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7 |
| TXD | Sending data | ||||
(Main Unit) |
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8 |
| N.C | No connection | ||||
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1 | Communication | |||||||
| method | 9600 bps, No parity, Data length: 8 bit, | ||||||
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| Stop bit: 1 bit | ||||||
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2 | Communication | STX (02h) | Command (3Byte) | ETX (03h) | ||||
| format | One command only can be used in one | ||||||
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| communication. | ||||||
3 | Data format | Command shall be composed of | ||||||
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| alphanumeric characters of ASCII | ||||||
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| description. Use only capital letters. | ||||||
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4 | Return value | Acknowledge | ACK (06h) |
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| Not Acknowledge | NAK (15h) |
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Note
When commands are transmitted serially, keep more than 100 ms intervals between the commands. However, leave a sufficient time interval for processing which requires time, such as input switching.
Classification | Command | Meaning |
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Remote control/Key | POF | Power (Off) |
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Remote control/Key | PON | Power (On) |
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Special | PSD | Power shut down |
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Key | IN0 | Input (Toggle) |
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Remote control/Key | IN1 | Input (RGB) |
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Remote control/Key | IN2 | Input (Reset) |
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Remote control | RS0 | Zoom (Reset) |
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Remote control | RDP | Zoom (Enlarge) |
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Remote control | RDW | Zoom (Reduce) |
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Remote control | PO1 | Zoom position (Upward) |
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Remote control | PO2 | Zoom position (Downward) |
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Remote control | PO3 | Zoom position (Leftward) |
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Remote control | PO4 | Zoom position (Rightward) |
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Remote control | FOF | Freeze (Off) |
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Remote control | FON | Freeze (On) |
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Remote control | MOF | Mute (Off) |
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Remote control | MON | Mute (On) |
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Remote control | PKA | Auto keystone |
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Adjustment | ARG | Adjustment value (Increase) |
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Adjustment | ALF | Adjustment value (Decrease) |
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Picture adjustment | VCN | Contrast adjustment |
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Picture adjustment | VBR | Brightness adjustment |
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Picture adjustment | VCL | Color adjustment |
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Picture adjustment | VTN | Tint adjustment |
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Picture adjustment | VSH | Sharpness adjustment |
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| Others |
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Continued