Sharp PN-60TA3 Car Video System User Manual


 
54
E
n
Response code format
When a command has been executed correctly
O K
Return code
(0DH, 0AH)
A response is returned after a command is executed.
When a command has not been executed
R R E
Return code
(0DH, 0AH)
TIPS
“ERR” is returned when there is no relevant command or
when the command cannot be used in the current state of
the monitor.
• If communication has not been established for reasons
such as a bad connection between the PC and monitor,
nothing is returned (not even ERR).
• “ERR” may be returned when a command cannot be
received correctly due to interference from the surrounding
environment.
Please ensure that the system or software retries the
command if this occurs.
If execution of the command is taking some time
I W T A
Return code
(0DH, 0AH)
When the following commands are used, “WAIT” is returned.
In this case, a value will be returned if you wait a while. Do not
send any command during this period.
Commands which return WAIT:
RSET, INPS, ASNC, WIDE, PXSL, POWR, AGIN, MWIN,
MWIP, MWPP, WBEN
TIPS
If the processing takes time, “WAIT” may be returned
multiple times.
When control via LAN is locked (to prevent use) using the
operation lock function (see page 44.)
E C D K O L
Return code
(0D
H, 0AH)
n
Communication interval
After OK or ERR is returned, you must send the following
commands.
To set a timeout for the command response, specify 10
seconds or longer.
Provide an interval of 100 ms or more between the
command response and the transmission of the next
command.
VOLM0020
OK
INPS0001
WAIT
OK
Interval of 100 ms or more
TIPS
When executing ALL RESET, set the timeout period to 30
seconds or longer.
When turning the power on while the POWER ON DELAY
function is in use, set the timeout period to the POWER ON
DELAY period + 10 seconds or longer.
Controlling the Monitor with a PC (LAN)