參數(shù)資料
型號: W83977CTF-PW
英文描述: PERIPHERAL (MULTIFUNCTION) CONTROLLER
中文描述: 周邊(多功能)控制器
文件頁數(shù): 111/161頁
文件大?。?/td> 592K
代理商: W83977CTF-PW
W83977EF/ CTF
PRELIMINARY
Publication Release Date: March 1999
-102 -
Revision A1
CRF2 (Default 0xFF)
Bit 7 - 6: FDD D Drive Type
Bit 5 - 4: FDD C Drive Type
Bit 3 - 2: FDD B Drive Type
Bit 1:0: FDD A Drive Type
When FDD is in enhanced 3-mode(CRF0.bit0=1), these bits determine SELDEN value in TABLE
A of CRF4 and CRF5 as follows.
DTYPE1
DPYTE0
DRATE1
DRATE0
SELDEN
0
0
1
1
1
0
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
X
X
0
1
0
X
X
1
1
1
0
1
0
Note: X means don't care.
CRF4 (Default 0x00)
FDD0 Selection:
Bit 7: Reserved.
Bit 6: Precomp. Disable.
= 1 Disable FDC Precompensation.
= 0 Enable FDC Precompensation.
Bit 5: Reserved.
Bit 4 - 3: DRTS1, DRTS0: Data Rate Table select (Refer to TABLE A).
= 00 Select Regular drives and 2.88 format
= 01
Specifical application
= 10 2 Meg Tape
= 11 Reserved
Bit 2: Reserved.
Bit 1:0: DMOD0, DMOD1 : Drive Model select (Refer to TABLE B).
相關(guān)PDF資料
PDF描述
W83977TF(EOL) W83877TF plus KBC. CIR. RTC
W83C42 KEYBOARD CONTROLLER
W83C42P KEYBOARD CONTROLLER
W83C45 Keyboard Controller
W83C45P Keyboard Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W83977EF 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND ISA I/O
W83977EF-AW 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND ISA I/O
W83977EF-PW 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND I/O
W83977EG 制造商:WINBOND 制造商全稱:Winbond 功能描述:WINBOND ISA I/O
W83977EG-AW 功能描述:IC I/O CONTROLLER 128-PQFP RoHS:是 類別:集成電路 (IC) >> 接口 - 專用 系列:- 標(biāo)準(zhǔn)包裝:3,000 系列:- 應(yīng)用:PDA,便攜式音頻/視頻,智能電話 接口:I²C,2 線串口 電源電壓:1.65 V ~ 3.6 V 封裝/外殼:24-WQFN 裸露焊盤 供應(yīng)商設(shè)備封裝:24-QFN 裸露焊盤(4x4) 包裝:帶卷 (TR) 安裝類型:表面貼裝 產(chǎn)品目錄頁面:1015 (CN2011-ZH PDF) 其它名稱:296-25223-2