Functions; Power On/Off Timing; Interfaces; I/O Cable - Toshiba R6472 - DVD±RW Drive - IDE Specifications

5. Functions

5.1. Power ON/OFF Timing (Target)
Figure 7 shows the initialization sequence.
POWER ON or
ATAPI-RST
System
Initialization
Focus Search
Spindle ON
Learning
Stand-by
"TEST UNIT
READY"
Command
6. Interface
(1) Interface is based on T13/1532D (AT Attachment with Packet Interface-5, ATA/ATAPI-5) Rev. 2
(Mar. 13, 2003), SFF-8020i (Small Form Factor Committee Specification of ATA-Packet Interface for
CD-ROMs) Rev. 2.6 (Nov. 27, 1995), and SFF-8090i Ver.5, Rev. 1.4 (Oct. 17, 2001).
(2) Sixty-eight commands (ATAPI, ATA) are available.
(3) Effective data transfer is possible due to the 2MB data buffer.
(4) Maximum block size during reading is 2,647 B. The data length of each block can be changed by
command.

6.1. I/O cable

Table 1 shows the cable parameters.
Cable length
Driver IoL sink current for 5 V operation
Driver IoL sink current for 3.5 V operation
Driver IoH sink current
Driver capacitive loading
Max. 550 ms
Max. 4s
Max. 5s
CD: 20s, DVD 2 Layer: 18s, Max. 60s
(Single Session Disc)
"Check Condition" Status
Figure 7 Initialization Sequence
Table 1 Cable parameters
"Command" Receivable
Min
12 mA
8 mA
14 / 28
"Read Command"
Acceptable
"Good" Status
Max
0.46 m
-400 µA
25 pF
TS-L532A (SD-R6472) Rev.1.1