Projector Control
4.1.2 Message Body
The message body has the following structure:
Byte 0 | Byte 1 | Byte 2 |
| Byte 3 | Byte 4 |
| Byte 5 |
Operation Type | Function |
| Value | ||||
OpTypeLo | 0x00 | FuncNum_lo |
| 0x00 | Opval_lo |
| Opval_hi |
Table 6
4.1.2.1 Field description
| Field Name | Field Value | Description |
|
Operation Type | OpTypeLo |
|
| 0x01 | Operation Set. Set current value |
| 0x02 | Operation Get. Gets the current value |
| 0x03 | Operation Initialize. Initialize the value to default. |
|
| Should not be used |
| 0x04 | Operation Increment. Increment the value by one |
|
| step. Only valid for “Adjust” functions. |
| 0x05 | Operation Decrement. Decrement the value by one |
|
| step. Only valid for “Adjust” functions. |
| 0x06 | Operation Execute. Execute the operation. Only |
|
| used for “Execute” operations |
Function | FuncNum | The actual function number to execute. A list of |
|
| usable FuncNumis given in Chapter 7 |
Value | - | Only used by Operation Set. The actual value to set |
|
| the operation to. For all other operation actions, this |
|
| field is set to 0x0000. |
Table 7 |
|
|
Page 5 | Version 1.0 |