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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: 14/64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
- 14 -
Bit 4: HCIb - Host Command Interrupt Flag
This bit is activated by the following events:
Host issues ATAPI Soft Reset Command, if ARSTIEN(2Fh.1) is enabled
Host issues command to a non-exist slave drive, if SHIEN(2Eh.2) is enabled
Host issues Execute Drive Diagnostics Command, if HIIEN(2Eh.7) is enabled
ATAC(2Fh.6) becomes active-high, if HIIEN(2Eh.7) is enabled
Host set bit SRST in ATAPI Device Control Register, if HIIEN(2Eh.7) is enabled
Bit 3: TBSYb - Transfer Busy Flag
This bit becomes active-low when the data transfer to host is triggered by the following events:
Writing any value to register THTRG(06h)
Setting bit ADTT(17h.2) high
After host reads the last byte to be transferred, TBSYb is deactivated.
Bit 2: MBTIb - Multi-Block Transfer Interrupt Flag
This bit is activated by the following events:
RPINT(30h.3) becomes active-high while RPIEN(2Ah.5) is enabled
MBTI(30h.4) becomes active-high while MBKIEN(13h.2) is enabled
The microprocessor can read register MISS2(30h) to tell which event occurs.
Bit 1: DFRDYb - Data FIFO Ready
After data transfer is triggered, the 8-byte Data FIFO is automatically filled. This bit is used to
indicate that the Data FIFO is ready to be read by the host.
Bit 0: SCIb - Subcode Interrupt Flag
If SCIEN(2Ch.4) is enabled, this bit becomes active-low when one of the following events occurs:
ISS(22h.0) becomes active-high
NESBK(22h.1) becomes active-high
MSS(22h.2) becomes active-high
When Subcode Interrupt is activated, the microprocessor can read register SUBSTA(22h) to
determine the reason of interrupt. Writing register SCIACK(22h) deactivates Subcode Interrupt.
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