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W88112D PDF预览

W88112D

更新时间: 2024-11-06 19:46:07
品牌 Logo 应用领域
华邦 - WINBOND /
页数 文件大小 规格书
64页 449K
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W88112D 数据手册

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W88111AF/W88112F  
ATAPI CD-ROM Decoder & Controller  
This specification is subject to change without notice.  
Preliminary/Confidential  
Table Of Contents  
GENERAL DESCRIPTION ________________________________________________________________5  
BLOCK DIAGRAM_______________________________________________________________________6  
PIN CONFIGURATION ___________________________________________________________________7  
PIN DESCRIPTIONS______________________________________________________________________8  
REGISTERS DESCRIPTION______________________________________________________________12  
IR - Index Register (read/write) ____________________________________________________________12  
PFAR - Packet FIFO Access Register - (read 00h) _____________________________________________12  
INTCTL - Interrupt Control Register - (write 01h) _____________________________________________12  
INTREA - Interrupt Reason Register - (read 01h)______________________________________________13  
TBCL/TBCH - Transfer Byte/Word Counter - (read/write 02h/03h)________________________________15  
TACL/TACH - Transfer Address Counter - (write 04h/05h) ______________________________________15  
TBL/TBH - Transfer Block Register - (read/write 24h/25h) ______________________________________15  
THTRG - Transfer to Host Trigger Register - (write 06h)________________________________________15  
TACK - Transfer Acknowledge - (write 07h) __________________________________________________16  
HEAD0 to HEAD3 - Header Registers - (read 03h to 07h)_______________________________________16  
BIAL/BIAH - Buffering Initial Address Register - (write 08h/09h) _________________________________16  
BACL, BACH - Buffering Address Counter - (read 0Ah/0Bh)_____________________________________16  
EIAL/EIAH - ECC Initial Address Register- (read 08h/09h, write 0Ch/0Dh)_________________________16  
SCBL/SCBH - Subcode Block Register - (read/write 26h/27h) ____________________________________17  
DDBL/DDBH - Decoded Data Block Register - (read/write 28h/29h) ______________________________17  
CTRL0 - Control Register 0 - (write 0Ah) ____________________________________________________17  
CTRL1 - Control Register 1 - (write 0Bh) ____________________________________________________18  
STAT0 - Status Register 0 - (read 0Ch) ______________________________________________________19  
STAT1 - Status Register 1 - (read 0Dh) ______________________________________________________20  
DHTACK - DRAM to Host Transfer Acknowledge - (write 0Eh) __________________________________21  
STAT2 - Status Register 2 - (read 0Eh) ______________________________________________________21  
FRST - Firmware Reset Register - (write 0Fh) ________________________________________________22  
Publication Release Date: Aug, 1996  
- 1 -  
Preliminary/Confidential Revision A0.1  

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