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參數資料
型號: W88111AF
廠商: WINBOND ELECTRONICS CORP
元件分類: 存儲控制器/管理單元
英文描述: ATAPI CD-ROM DECODER & CONTROLLER
中文描述: IDE COMPATIBLE, CD ROM CONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數: 50/64頁
文件大小: 466K
代理商: W88111AF
W88111AF/W88112F
Preliminary/Confidential
ATAPI CD-ROM Decoder & Controller
This specification is subject to change without notice.
Publication Release Date: Aug, 1996
Preliminary/ Confidential Revision A0.1
- 50 -
Bit 0: ACHECK - Check for Automatic Status Completion
The value of ACHECK is the value of bit CHECK in the ATAPI Status Register during Automatic
Status Completion. CHECK is de-activated by chip reset, host reset, or firmware reset.
SHDC - Shadow Drive Control Register
Bit 7: Reserved
Bit 6: SHDRV - Shadow Drive Enable
Setting this bit high enables Shadow Register support for the non-existent Slave Drive.
Bit 5: SHDRVL - Shadow Drive Enable Latch
Microprocessor should set SHDRVL high at least 450 milliseconds after chip reset or host reset to
latch the setting of SHDRV (3Fh.6) from pin DASPb if configured as a master drive.
Bit 4,3: Reserved
Bit 2: DASPS2 - DASP Select 2
Setting this bit high enables DASPEN (20h.5) during host reset. DASPS2 should normally be 0 to
comply with ATAPI specification.
Bit 1: DASPS1 - DASP Select 1
Setting this bit high enables DASPEN (20h.5) following end of host reset.
Bit 0: DASPSS - DASP SRST Select
Setting this bit high enables DASPEN (20h.5) following the end of soft reset (SRST).
DF0 to DF7 - uP to Host Data Transfer Registers - (write 40h to 47h)
If UDTT (1Fh.7) and UDTS (1Fh.6) are properly programmed, DF0-7 can be used to transfer data
from microprocessor to the host. The microprocessor can write data to DF0-7 respectively. Then the
host reads these data from ATAPI Data Register. Note that DF0 reads first, and DF7 reads last.
相關PDF資料
PDF描述
W88112F ATAPI CD-ROM DECODER & CONTROLLER
W88113C ATAPI CD-ROM DECODER & CONTROLLER
W88113CD ATAPI CD-ROM DECODER & CONTROLLER
W88113CF ATAPI CD-ROM DECODER & CONTROLLER
W88227F ATAPI CD-ROM Decoder(支持ATAPI標準的CD-ROM解碼器)
相關代理商/技術參數
參數描述
W88112F 制造商:WINBOND 制造商全稱:Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88113C 制造商:WINBOND 制造商全稱:Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88113CD 制造商:WINBOND 制造商全稱:Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88113CF 制造商:WINBOND 制造商全稱:Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88611P 制造商:WINBOND 制造商全稱:Winbond 功能描述:VCD 4X RF AMP/DIGITAL SERVO & DSP