Control Codes
Viewing control state (Get control command)
Header | Command | ID | Data length | Checksum |
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0xAA | Command type |
| 0 |
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Controlling (Set control command)
Header | Command | ID | Data length | Data | Checksum |
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0xAA | Command type |
| 1 | Value |
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Command
No. | Command type | Command | Value range |
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1 | Power control | 0x11 | 0~1 |
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2 | Input source control | 0x14 | - |
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3 | Screen mode control | 0x18 | - |
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4 | Safety Lock | 0x5D | 0~1 |
•• All communications take place in hexadecimals. The checksum is calculated by adding up all values except the header. If a checksum adds up to be more than 2 digits as shown below (11+FF+01+01=112), the first digit is removed.
E.g. Power On & ID=0
Header | Command | ID | Data length | Data 1 | Checksum |
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0xAA | 0x11 |
| 1 | "Power" |
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Header | Command | ID | Data length | Data 1 | 12 |
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0xAA | 0x11 |
| 1 | 1 |
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•• To control all devices connected by a serial cable simultaneously irrespective of IDs, set the ID as "0xFE" and transmit commands. Commands will be executed by each device but ACK will not respond.
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