Protocol Frame Description

Table 5-61 .CUSTOM_PLAYER_LAST Command

 

 

Protocol

 

 

 

Frame Start

Channel

Command

Data Length

Data

CheckSum

 

 

 

 

 

 

7Eh

If not used,

F4h

00h

No

Yes

FFh

 

 

 

 

 

 

 

 

 

 

 

Player response is SYSTEM_ACK or SYSTEM_NACK.

CUSTOM_PLAYER_FIRST Go to first file of current directory .

Command

Table 5-62 .PLAYER_FIRST Command

 

 

Protocol

 

 

 

Frame Start

Channel

Command

Data Length

Data

CheckSum

 

 

 

 

 

 

7Eh

If not used,

F3h

00h

No

Yes

FFh

 

 

 

 

 

 

 

 

 

 

 

Player response is SYSTEM_ACK or SYSTEM_NACK.

5.6Player’s Response Frame

SYSTEM_ACK Response * The SYSTEM_ACK frame is the AT83SND2CMP3 frame response to Remote Controller for any completed command. This response have the current player status at this time. For every operating mode change, the Remote Controller shall check the Player’s status.

Table 5-63 .General SYSTEM_ACK Frame

 

 

Protocol

 

 

 

Frame Start

Channel

Command

Data Length

Data

CheckSum

 

 

 

 

 

 

7Eh

If not used,

80h

01h

Byte 0 :Player Status Byte

Yes

FFh

 

 

 

 

 

 

 

 

 

 

 

SYSTEM_NACK Response * The SYSTEM_NACK frame is the AT83SND2CMP3 frame response to Remote Controller to any not completed command.

Table 5-64 .General SYSTEM_NACK Frame

 

 

Protocol

 

 

 

Frame Start

Channel

Command

Data Length

Data

CheckSum

 

 

 

 

 

 

7Eh

If not used,

81h

01h

Byte 0: Player Status Byte

Yes

FFh

 

 

 

 

 

 

 

 

 

 

 

FS_NAME Response * The FS_NAME frame is sent in case of Remote Controller FS_GET_NAME Command, SYSTEM_NAME response is in the following format:

AT83SND2CMP3 User Guide

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7525A–MP3–07/05