參數(shù)資料
型號(hào): SMC032BFY6E
廠商: NUMONYX
元件分類: PROM
英文描述: 4M X 8 FLASH 3.3V PROM CARD, 300 ns, UUC50
封裝: LEAD FREE, CARD-50
文件頁數(shù): 49/90頁
文件大?。?/td> 1863K
代理商: SMC032BFY6E
SMCxxxBF
CF-ATA registers
9.11
Card (drive) address register
The card (drive) address register is located at address 3F7h [377h], offset Fh.
This read-only register is provided for compatibility with the AT disk drive interface and can
be used for confirming the drive status. It is recommended that this register is not mapped
into the host’s I/O space because of potential conflicts on bit 7. The bits are defined as
follows.
9.11.1
Bit 7
This bit is don’t care.
9.11.2
Bit 6 (–WTG)
This bit is ‘0’ when a write operation is in progress, otherwise, it is ‘1’.
9.11.3
Bit 5 (–HS3)
This bit is the negation of bit 3 in the drive/head register.
9.11.4
Bit 4 (–HS2)
This bit is the negation of bit 2 in the drive/head register.
9.11.5
Bit 3 (–HS1)
This bit is the negation of bit 1 in the drive/head register.
9.11.6
Bit 2 (–HS0)
This bit is the negation of bit 0 in the drive/head register.
9.11.7
Bit 1 (–nDS1)
This bit is ‘0’ when drive 1 is active and selected.
9.11.8
Bit 0 (–nDS0)
This bit is ‘0’ when the drive 0 is active and selected.
Table 47.
Card (drive) address register
D7
D6
D5
D4
D3
D2
D1
D0
X
–WTG
–HS3
–HS2
–HS1
–HS0
–nDS1
–nDS0
相關(guān)PDF資料
PDF描述
SMC620-03TG-.1 DIP20, IC SOCKET
SMC640-249TG-.1 DIP40, IC SOCKET
SMC422-249GG-.1 DIP22, IC SOCKET
SMC440-45TT-.1 DIP40, IC SOCKET
SMC620-49TT-.01 DIP20, IC SOCKET
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SMC04-5-L 制造商:ELDECO 制造商全稱:ELDECO 功能描述:Standard : UL - IEC 300V - 320V 15A - 17.5A
SMC04-5-R 制造商:ELDECO 制造商全稱:ELDECO 功能描述:Standard : UL - IEC 300V - 320V 15A - 17.5A
SMC04GBF 制造商:NUMONYX 制造商全稱:Numonyx B.V 功能描述:32MByte, 64MByte, 128MByte, 256MByte, 512MByte, 1GByte, 2GByte, and 4GByte 3.3/5V Supply CompactFlash⑩ Card
SMC04GBFI6E 制造商:Micron Technology Inc 功能描述:4GB COMPACT FLASH CARD IND GRADE IND TEMP - Trays
SMC04GBFK6E 功能描述:MEMORY CARD 4GB COMPACT FLASH RoHS:是 類別:存儲(chǔ)卡,模塊 >> 存儲(chǔ)器,PC 卡 系列:- 標(biāo)準(zhǔn)包裝:30 系列:- 存儲(chǔ)容量:8GB 存儲(chǔ)器類型:存儲(chǔ)卡 - Extreme III SD?