
Controlling the Monitor with a PC
You can control this monitor from a PC via
You can also connect multiple monitors via a daisy chain by using a PC. By assigning ID numbers to each monitor (see page 26), you can make input mode selection/adjustment or can check the status of a specific monitor.
PC connection
One-to-one connection with a PC
Connect with
PC
To COM port
Daisy chain connection… Advanced operation
Connect with
Next, connect
Up to 25 monitors can be connected. (Depending on the length of the cable used and the surrounding environment.)
First monitor | Second monitor |
Communication conditions
Set the
Baud rate | 9600 bps |
| Stop bit | 1 bit |
Data length | 8 bits |
| Flow control | None |
Parity bit | None |
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Communication procedure
Command format
When a command is sent from the PC to the monitor, the monitor operates according to the received command and sends a response message to the PC.
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C1 |
| C2 | C3 |
| C4 |
| P1 | P2 | P3 | P4 |
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| Command field |
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| Parameter field | |||||||||
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| (4 character string comprised of: | |||||||||
alphanumerical characters) |
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Example: VOLM0030
VOLM 30
*Be sure to input 4 characters for the parameter. Pad with spaces (“”) if necessary.
(“ ” is a return code (0DH, 0AH or 0DH)) Wrong : VOLM30
Right : VOLM | 30 |
When inputting a negative value, specify a numerical value in three digits.
Example:
Do not use spaces for MPOS, DATE, and SC01 through SC08. Specify parameters using a specified number of characters.
Example: MPOS010097
ENGLISH
output terminal
PC
To COM port
If a command has “R” listed for “DIRECTION” in the
Example:
VOLM ? ? ? ? | From PC to monitor (How much |
← is current volume setting?) | |
30 | From monitor to PC (Current |
← volume setting: 30) |
*If an ID number (see page 26) has been assigned (For example, ID number = 1)
VOLM | ? ← From PC to monitor |
30 001 | ← From monitor to PC |