VAMS-O808 EXTERNAL INTERFACE PROTOCOL

5. RS-232C PROTOCOL SPECIFICATION

5-1. FORMAT

-RS-232C STANDARD
-START Bit 1
-STOP Bit 1
-DATA Bit 8
-PARITY Bit EVEN
-BAUD RATE 9600bps
-CODE ASCII
-TERMINATE

5-2. OPERATION CODE

5-2-1. ANSWER

[GO+CR,LF] NORMAL RECEIVE, NORMAL WORK.

[GN+CR,LF] NORMAL RECEIVE, DO NOT WORK (WORK MODE IS DIFFERENT).

[EO+CR,LF] FRAMING ERROR.

[E1+CR,LF] PARITY ERROR.

[E3+CR,LF] OVERRUN ERROR.

[LOCK+CR,LF] DEVICE IS LOCKED.

[ORV+nm] CONNECTED n AND m
n : VIDEO OUTPUT CHANNEL, m : VIDEO INPUT CHANNEL.

[ORA+nm] CONNECTED n AND m n : AUDIO OUTPUT CHANNEL
m : AUDIO INPUT CHANNEL.

[RMAV] A/V MODE.

[RMV] VIDEO MODE.

[RMA] AUDIO MODE.

[RLON] KEY WAS LOCKED.

[RLOF] KEY WAS RELEASED .


5-2-2. COMMAND

[Cln+CR,LF] (Video/Audio Channel Input Select)
INPUT CHANNEL SELECT. THE "n" IS INPUT CHANEL NUMBER (1 -8).
IF OUTPUT CHANNEL IS NOT DEFINE THEN DEVICE WILL SEND OUT [GN+CR,LF].

[COn+CR,LF] (Video/ Audio Channel Output Select)
OUTPUT CHANNEL SELECT. THE "n" IS OUTPUT CHANNEL NUMBER(l -8).
THIS COMMAND IS RELEASE AFTER 20 SEC AUTOMATICALLY.

[ALL+CR,LF] (Channel ALL Select) OUTPUT ALL SELECT.
THIS COMMAND IS RELEASE AFTER 20 SEC AUTOMATICALLY.

[OFF+CR,LF] (Channel OFF) DISCONNECT ALL OUTPUT CHANNEL.
IF OUTPUT CHANNEL IS NOT DEFINE THEN DEVICE WILL SEND OUT [GN+CR,LF].

[AVS+CR,LF] (Audio, Video Sametime Control) AUDIO AND VIDEO CHANNEL IS CONTROLLED AT THE SAME TIME.

[VCS+CR,LF] (Video Channel Control) VIDEO CHANNEL IS CONTROLLED.

[ACS+CR,LF] (Audio Channel Control) AUDIO CHANNEL IS CONTROLLED.

[LOI+CR,LF] (Key LOCK on) DEVICE IS INTO.THE LOCKING STATUS.

[LOO+CR,LF] (Key LOCK release) DEVICE IS RELEASED FROM THE LOCKING STATUS.

[RAD+CR,LF] (Request All Data) REQUEST THE EVELY STATUS OF DEVICE.


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