Pioneer DVD-V7200 Industrial DVD Player RS-232C - Manual (Page 22)

PIONEER DVD-V7200 Industrial DVD Player RS-232 Command Protocol Manual
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player returns a separate status value upon completion of each command. A status value
is a character string with a <CR> termination code.
Example: ?C?F<CR>
⇒
02<CR>
10260<CR>
When the request command is at the end of the command string, the R within the
completion message is omitted.
Example: ST?F<CR>
⇒
23005<CR> (completion omitted)
Example: ?FST<CR>
⇒
23005<CR>R<CR> (not omitted)
4.7 Timing
The time it takes to receive a command and return a Status Value is defined as follows:
T1 represents the time from when the termination of the command string <CR>
is received to the beginning of the execution of the command extension. The
maximum is approximately 24ms.
T2 represents the time it takes to execute the command. Depending upon the
command type and the player’s condition, the minimum is 14ms.
RxD P L <CR>
T1 T2
TxD R <CR>