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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： | 36/64頁 |
| 文件大小： | 466K |
| 代理商： | W88111AF |
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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
- 36 -
Bit 6-2: Reserved
Bit 1: WDMAF - Host Write DMA Mode Flag
This bit WDMA (1Fh.1) is high if the DMA transfer is from host to device.
Bit 0: Reserved
HICTL1 - Host Interface Control Register - (write 20h)
Bit 7 : Define 0
Bit 6: PDIAGEN - Pin PDIAGb Enable
Setting this bit high causes pin PDIAGb to the active-low state. PDIAGEN is automatically de-
activated, causing pin PDIAGb to be high-impedance, by the following events:
Reception of Execute Drive Diagnostics Command (ATA opcode 90h)
Reception of ATA Soft Reset (SRST)
Chip reset or Host reset
Bit 5: DASPEN - Pin DASPb Enable
Setting this bit high causes pin DASPb activated. DASPEN is automatically de-activated, causing
pin DASPb to be high-impedance, by the following events:
Reception of Execute Drive Diagnostics Command (ATA opcode 90h)
Reception of ATA Soft Reset (SRST)
Chip reset or Host reset
Bit 4: CLRBSY - Clear BSY
Setting this bit high causes the flag BSY in the ATAPI Status Register to become low if APKT
(30h.0) is not high.
Bit 3: SETBSY - Set BSY
Setting this bit high causes the flag BSY in the ATAPI Status Register to become high if
APKT(30h.0) is not high.
Bit 2: SCoD - Select Command-Packet or Data
The data received from ATAPI Data port is stored in Packet FIFO if this bit is high.
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 |
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