Protocol Specs

Ver 1.00
Date : Oct.10.2003 10 page of 33
Copyright 2003 DENON Co.,Ltd.
1.6 List of command codes
Here is a list of command code types.
2Xh : POWER control command
3Xh : Command related to the acquisition of player information ( such as status and
name )
4Xh : Operation instruction command to the player
No. Command Code (ASCII
)
Operation
1 Power ON 20h ([SP]) Power-on request from the standby state
2 Power OFF 21h (!) Power-off request
3 Request Play Status 30h (0)
Acquires system status ( such as the entire player
and transfer unit ) .
4 Request CPU Version 31h (1) Acquires the CPU version.
5 Request Error Status 32h (2) Acquires the error code when an error is occurred.
6 Play 40h (@) Starts playback.
7 Stop 41h (A) Stops playback.
8 Pause 42h (B) Requests a pause.
9 Skip 43h (C) Moves to another group or title or chapter or track
10 Slow /Search 44h (D) Scan
11 Setup 45h (E) Common procedures of initial setting
12 Top Menu 46h (F) Playback top menu screen
13 Menu 47h (G) Playback Menu screen
14 Return 48h (H) Return
15 Audio 49h (I) Audio setting
16 Subtitle 4Ah (J) Subtitle setting
17 Angle 4Bh (K) Angle setting
18 Direct Select 4Ch (L) Music search mode
19 Cursor 4Dh (M) Moves cursor screen
20 Enter 4Eh (N) Decision
21 SACD Layer Select 4Fh (O) SACD Layer search mode