3)Control sequence
(1)The command from a computer to the LCD monitor will be sent in 400ms.
(2)The LCD monitor will send a return command 400ms* after it has received and encoded. If the command isnÕt received correctly, the LCD monitor will not send the return command.
(3)The personal computer checks the command and confirms if the command, which has been sent, has been executed or not.
(4)This LCD monitor sends various codes other than return code. When having a control sequence by
codes from personal computers side.
*: The sending time of return command may delay depending on the condition (during changing of the input signal, etc.).
Example: Turn the power ON ( Õ | Õ is for ASCII code) |
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| Sending commands |
| Status code from | Meaning |
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| 30 30 21 0D |
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| Õ0Õ Õ0Õ Õ!Õ Õ Õ |
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| POWER ON |
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| 30 30 21 0D | Command received |
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| Õ0Õ Õ0Õ Õ!Õ Õ Õ | (Command echoed back) |
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4)Operation commands
The operation commands execute the basic operation setting of this LCD monitor. It may not operate when changing the signal:
English
Operation | ASCII | HEX |
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POWER ON | ! | 21h |
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POWER OFF | " | 22h |
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INPUT DVI | _r1 | 5Fh 72h 31h |
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INPUT VGA | _r2 | 5Fh 72h 32h |
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INPUT RGB/HV | _r3 | 5Fh 72h 33h |
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Operation | ASCII | HEX |
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INPUT HDMI | _h1 | 5Fh 68h 31h | |
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INPUT VIDEO*1 | _v1 | 5Fh 76h 31h | |
INPUT DVD/HD | _v2 | 5Fh 76h | 32h |
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INPUT | _v3 | 5Fh 76h | 33h |
INPUT TV | _t1 | 5Fh 74h | 31h |
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¥POWER OFF command should be operated over 1 minute after the power is turned on.
¥POWER ON command should be operated over 1 minute after the power is turned off.
*1
5)Read command
Host computer sends the command without
After receiving this command, the monitor returns the command with
Command from computer |
| Command from Monitor |
| Detail of command |
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30 30 76 50 0D | 0''0'v''P'[enter] |
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| Ask about the power status of monitor. |
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| 30 30 76 50 | 31 0D '0''0''v''P''1'[enter] | Monitor is |
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Structure of the |
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| ASCII |
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| Function | Data (Receive) | Function |
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POWER |
| ON |
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| vP | 1 |
| 76 50 |
| 31 |
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| OFF(stand by) | vP | 0 |
| 76 50 |
| 30 |
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| vI | r1 | 76 49 |
| 72 31 |
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| vI | r2 | 76 49 |
| 72 32 |
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Input |
| RGB/HV(BNC) | vI | r3 | 76 49 |
| 72 33 |
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| HDMI |
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| vI | h1 | 76 49 |
| 68 31 |
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| Video |
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| vI | v1 | 76 49 |
| 76 31 |
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| DVD/HD |
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| vI | v2 | 76 49 |
| 76 32 |
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| vI | v3 | 76 49 |
| 76 33 |
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| TV |
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| vI | t1 | 76 49 |
| 74 31 |
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Picture mode |
| HIGHBRIGHT | vM | p1 | 76 4D |
| 70 31 |
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| STANDARD |
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| vM | p2 | 76 4D |
| 70 32 |
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Temperature |
| Around | resolution | tcx1 | (ex.) +25.0 | 74 63 78 31 |
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| 0.5ûC |
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of Internal |
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| resolution | tc1 | (ex.) +25 | 74 63 31 |
| 2B 20 32 35 | |||||
monitor |
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| Around | resolution | tcx2 | (ex.) +30.5 | 74 63 78 32 |
| 2B 20 33 30 2E 35 | |||
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| resolution |
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NOTE: For complete information please see file ÒExternal_Control_M4X.pdfÓ on the
