The data code of CONTRAST and BRIGHTNESS is structured by the difference data of R from G, the main data and the difference
data of B from G.
[Example 2] Set the difference data of R from G to +10, the setting main data to 0 and the difference data of B from to
Sending commands |
| Status code from | Meaning |
from the PC etc. |
| projector |
|
30 30 50 2B 31 30 2B 30 30 2D 30 35 0D |
| Command for setting the | |
'0' '0' 'P' '+' '1' '0' '+' '0' '0' | ' |
| picture control |
|
|
|
|
|
| 30 30 50 2B 31 30 2B 30 30 2D 30 35 0D | Command received |
|
| '0' '0' 'P' '+' '1' '0' '+' '0' '0' | (Command echo back) |
|
|
|
|
[Example 3] The TINT was set to +10 when the setting status was confirmed.
Sending commands | Status code from | Meaning |
from the PC etc. | projector |
|
30 30 53 0D |
| Command to confirm |
'0' '0' 'S' ' ' |
| setting of TINT |
|
|
|
| 30 30 53 2B 31 30 0D | Command (setting of TINT |
| '0' '0' 'S' '+' '1' '0' ' ' | is +10) carried out |
|
|
|
8) Reading command diagram
Monitor projector operation status. The power ON, OFF and input terminal settings can be monitored.
|
| ASCII |
| HEX | ||
| Function |
| Data (Receive) | Function |
| Data (Receive) |
POWER ON | vP |
| 1 | 76h 50h |
| 31h |
POWER OFF | vP |
| 0 | 76h 50h |
| 30h |
INPUT COMPUTER 1 | vI |
| r1 | 76h 49h |
| 72h 31h |
INPUT COMPUTER 2 | vI |
| r2 | 76h 49h |
| 72h 32h |
INPUT VIDEO 1 | vI |
| v1 | 76h 49h |
| 76h 31h |
INPUT VIDEO 2 | vI |
| v2 | 76h 49h |
| 76h 32h |
When a personal computer sends the command, data code will not be attached. However, the projector which has received a command will attach the recent operating status and then send.
[Example ] Input was Video 1 when the operating status of the input terminal was confirmed.
Sending commands | Status code from | Meaning |
from the PC etc. | projector |
|
30 30 76 49 OD |
| Command to confirm input |
'0' '0' 'v' 'I' ' ' |
|
|
|
|
|
| 30 30 76 49 76 31 0D | Command (Input is Video 1) |
| '0' '0' 'v' 'I' 'v' '1' ' ' | carrired out |
|
|
|
5
