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W83877TF

W83877TF首页预览图
型号: W83877TF
PDF文件:
  • W83877TF PDF文件
  • W83877TF PDF在线浏览
功能描述: WINBOND I/O
PDF文件大小: 968.02 Kbytes
PDF页数: 共154页
制造商: WINBOND[Winbond]
制造商LOGO: WINBOND[Winbond] LOGO
制造商网址: http://www.winbond.com
捡单宝W83877TF
PDF页面索引
120%
W83877TF/W83877TG
-II -
Table of Contents-
1. GENERAL DESCRIPTION .............................................................................................................. 1
2. FEATURES ...................................................................................................................................... 2
3. PIN CONFIGURATION .................................................................................................................... 4
4. PIN DESCRIPTION......................................................................................................................... 5
4.1 Host Interface.......................................................................................................................... 5
4.2 Serial Port Interface ................................................................................................................ 7
4.3 Multi-Mode Parallel Port.......................................................................................................... 8
4.4 FDC Interface........................................................................................................................ 13
5. FDC FUNCTIONAL DESCRIPTION .............................................................................................. 15
5.1 W83877TF/TG FDC .............................................................................................................. 15
5.1.1 AT interface ............................................................................................................................15
5.1.2 FIFO (Data) ............................................................................................................................15
5.1.3 Data Separator .......................................................................................................................16
5.1.4 Write Precompensation ..........................................................................................................16
5.1.5 Perpendicular Recording Mode ..............................................................................................16
5.1.6 Tape Drive..............................................................................................................................17
5.1.7 FDC Core ...............................................................................................................................17
5.1.8 FDC Commands.....................................................................................................................17
5.1.9 FDC Instruction Sets ..............................................................................................................18
5.2 Register Descriptions ............................................................................................................ 26
5.2.1 Status Register A (SA Register) (Read base address + 0).....................................................26
5.2.2 Status Register B (SB Register) (Read base address + 1).....................................................28
5.2.3 Digital Output Register (DO Register) (Write base address + 2) ............................................30
5.2.4 Tape Drive Register (TD Register) (Read base address + 3).................................................30
5.2.5 Main Status Register (MS Register) (Read base address + 4)...............................................31
5.2.6 Data Rate Register (DR Register) (Write base address + 4) ..................................................31
5.2.7 FIFO Register (R/W base address + 5) ..................................................................................33
5.2.8 Digital Input Register (DI Register) (Read base address + 7).................................................34
5.2.9 Configuration Control Register (CC Register) (Write base address + 7) ................................36
6. UART PORT................................................................................................................................... 37
6.1 Universal Asynchronous Receiver/Transmitter (UART A, UART B) .................................... 37
6.2 Register Address................................................................................................................... 37
6.2.1 UART Control Register (UCR) (Read/Write) ..........................................................................38
6.2.2 UART Status Register (USR) (Read/Write) ............................................................................39
6.2.3 Handshake Control Register (HCR) (Read/Write) ..................................................................40
6.2.4 Handshake Status Register (HSR) (Read/Write)....................................................................41
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