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參數(shù)資料
型號(hào): W88111AF
廠商: WINBOND ELECTRONICS CORP
元件分類(lèi): 存儲(chǔ)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(yè)數(shù): 27/64頁(yè)
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
- 27 -
Bit 0: DISAI - Disable Auto-Increment
When this bit is high, the automatic increment of the RACU/RACH/RACL address counter is
disabled. Note that DISAI should be 0 before RFTRG (2Ah.6) is triggered.
SUBH0 to SUBH3 - Subheader Registers - (read 14h to 17h)
These registers are used to hold the information of subheader bytes. If BUFEN(0Ah.2) is disabled,
subheader bytes are latched from incoming serial data. If BUFEN(0Ah.2) is enabled, subheader
bytes are retrieved from the external RAM.
ASTRG - Automatic Sequence Trigger Register (write 17h)
The following bits will clear themselves after the triggered operation is completed.
Bit 7: Reserved
Bit 6: CSRT - Clear Soft Reset Trigger
Setting this bit high clears bit SRST in the ATAPI Device Control Register.
Bit 5: DSCT - Disk Seek Complete Trigger
If ABYEN (18h.1) is high, setting DSCT high triggers the following operations:
Set BSY
DSC (37h.4)
1
Clear BSY
If ABYEN (18h.1) is low, setting DSCT high sets DSC(37h.4) to 1.
Bit 4: SIGT - ATAPI Signature Trigger
Setting this bit high initializes the Task Registers with ATAPI signature.
ATFEA (31h)
00h
ATERR (31h)
01h
ATINT (32h)
01h
ATSPA (33h)
01h
ATBLO (34h)
14h
ATBHI (35h)
EBh
ATSTA (37h)
00h
Note that register ATDRS (36h) is not cleared by triggering SIGT to abide by the ATAPI protocol.
相關(guān)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(biāo)準(zhǔn)的CD-ROM解碼器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W88112F 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88113C 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88113CD 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88113CF 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:ATAPI CD-ROM DECODER & CONTROLLER
W88611P 制造商:WINBOND 制造商全稱(chēng):Winbond 功能描述:VCD 4X RF AMP/DIGITAL SERVO & DSP