BDR-203/BDC-203 Command Reference Manual
Version 0.90
Page 33
4.12.2.5
Write Parameters Mode Page
The parameters specified in the Write Parameters Mode Page are not applicable to DVD-RAM media.
The parameters specified in the Write Parameters Mode Page are not applicable to +R/+RW/+R DL media.
The parameters specified in the Write Parameters Mode Page are not applicable to formatted DVD-RW media.
The parameters specified in the Write Parameters Mode Page are not applicable to BD-RE/R media.
The default value of the BUFE bit is 1. The drive ignores this bit and assumes this bit is set to 1.
If LS_V bit is set to one, the Link Size field must be set to 7h for CD-R/RW or 10h for DVD-R/-RW. If LS_V bit is set to zero,
the drive assumes the Link Size of 7h for CD-R/RW or 10h for DVD-R/-RW. The default value of the LS_V bit is 1, and the
default value of the Link Size field is 10h.
The drive supports following Write Type.
Table 33 - Write Type Field
for CD-R/RW
for DVD-R/-RW
for DVD-R DL
Value Definition
Support
Test Write
Support
Test Write Support Test
Write
00h Packet/Incremental
yes yes yes yes yes yes
01h Track-at-once
yes yes - - - -
02h Session-at-once/Disc-at-once yes yes yes yes yes yes
03h
Raw
yes - - - - -
04h
Layer Jump Recording
-
-
-
-
yes
yes
If the Layer Jump Recording has not been supported, Layer Jump Recording (04h) is not supported.
The default value of the Test Write bit is 0, and the default value of the Write Type field is 0h.
When FP bit is set to one for CD-R/RW media, the Packet Size field must be set to 32. Because the drive supports 64K Fixed
Packet Writing only. The default value of the FP bit is 0.
The Copy bit is not supported, and setting of this bit is ignored.
The drive supports following Data Block Type for CD-R/RW media.
Table 34 – Data Block Type Field
Value
Block Size
Definition
Support for CD-R/RW
0 2352
Raw
data
yes
1
2368
Raw data with P and Q sub-channel
yes
2
2448
Raw data with P-W sub-channel appended
yes
3
2448
Raw data with raw P-W sub-channel appended
yes
8
2048
Mode 1 (ISO/IEC 10149)
yes
9
2336
Mode 2 (ISO/IEC 10149)
yes
10
2048
Mode 2 (CD-ROM XA, form 1)
yes
11
2056
Mode 2 (CD-ROM XA, form 1)
yes
12
2324
Mode 2 (CD-ROM XA, form 2)
yes
13
2332
Mode 2 (CD-ROM XA, form 1, form 2, or mixed form)
yes
The drive supports writing of DVD and CD. Each media needs different value of Link Size field in Write Parameters page.
Current value of parameter can not change by mounted media automatically. But Default value of Link Size field is changed by
mounted media. If DVD media is mounted, Link Size field of default value in Write Parameter page is set to 10h. If CD media is
mounted, it is set to 07h. It recommends following step to setting the Write Parameters page.
1. Get default value of Write Parameters by using MODE SELECT command. ( Page Control (PC) field = 10b)
2. Modify the necessary field on above parameter.
3. Send the modified parameter by using MODE SELECT command.
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