參數(shù)資料
型號: KS9245
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: Automated CD-ROM Controller(光盤驅(qū)動器控制器器)
中文描述: 自動CD - ROM控制器(光盤驅(qū)動器控制器器)
文件頁數(shù): 45/102頁
文件大小: 419K
代理商: KS9245
SAMSUNG
Version: TM 2.4
KS9245 ATAPI Automated CD-ROM Controller
Preliminary Technical Manual
_____________________________________________________________
Do Not Copy or Release
5-4
Register 21h :
Host Block Offset Address High 2 Register (Read)
Host Block Offset Address High 2 Register(Write)
HBOAH2
BIT 5
BIT 4
BIT 3
Reserved
B11
Acronym:
BIT 7
BIT 6
BIT 2
B10
BIT 1
B9
BIT 0
B8
The
Host Block Offset Address Low/High 2 Registers
specify the starting transfer offset address
after finishing the transfer for the first segment.
Register 22h :
Transfer Offset Length Low 2 Register (Read)
Transfer Offset Length Low 2 Register (Write)
Acronym:
TOLL2
BIT 7
BIT 6
BIT 5
BIT 4
Transfer Offset Length Low 2 Register B7:B0
BIT 3
BIT 2
BIT 1
BIT 0
See
Transfer Offset Length High 2 Register
Register 23h :
Transfer Offset Length High 2 Register (Read)
Transfer Offset Length High 2 Register (Write)
TOLH2
BIT 5
BIT 4
BIT 3
Reserved
B11
Acronym:
BIT 7
BIT 6
BIT 2
B10
BIT 1
B9
BIT 0
B8
The
Transfer Offset Length Low/High 2 Registers
specify the continuous number of bytes to be
transferred, after finishing the first segment
.
Register 24h :
MP Access Physical Address LSB Register(Read)
MP Access Physical Address LSB Register(Write)
or
MP Block Offset Address Low Register (Read)
MP Block Offset Address Low Register (Write)
Acronym:
MPALSB
MBOAL
BIT 7
BIT 6
BIT 5
BIT 4
MP Access Physical Address LSB B7:B0
BIT 3
BIT 2
BIT 1
BIT 0
MP Block Offset Address Low Register B7:B0
These registers specify the DRAM physical address or block address when the microprocessor
wants to access the DRAM.
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