Toshiba SR-C8002 规格指南

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SR-C8002 Rev.1.0

5.2. Power ON/OFF Timing

Figure 7 shows the initialization sequence

Power ON or      
ATAPI-RST     

System
Initialization      

Focus Search      

Spindle  ON      

Learning       

Stand-by      

"TEST UNIT          
READY"
Command          

"Command" Receivable      

"Check Condition" Status        

"Good" Status         

Max. 550 ms     

 Max 30s, Typ 12 s   

 (Single Session   Disc)   

"Read-Command"       

Acceptable      

 Max 3.5 s  

 Max 2 s   

Figure 7 Initialization Sequence 

(1) The interface is based on T13/1321D (AT Attachment with Packet Interface-5, ATA/ATAPI-5) Revsion 3

(Feb. 29, 2000), SFF-8020i (Small Form Factor Committee Specification of ATA-Packet Interface for
CD-ROMs) Revision2.6 (Nov. 27, 1995), SFF-8090 Ver.3, Rev.1.00 ('99-2-10).

(2) 58 (ATAPI, ATA) commands are usable. 
(3) The 2 MByte data buffer handles both high speed and low speed data transmission.
(4) The largest block size on playback is 2,647 Bytes.

The data length for each block is changeable by command.

6.1. I/O cable

Table1 shows the cable parameters. 

Min

Max

Cable length

0.46 m

Driver IoL sink current for 5 V operation

12 mA

Driver IoL sink current for 3.5 V operation

8 mA

Driver IoH sink current 

-400 

µ

A

Driver capacitive loading

25 pF

Table 1  Cable parameters