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位置:首页 > IC型号导航 > 首字符W型号页 > 首字符W的型号第50页 > W83977CTF
W83977EF/CTF
WINBOND I / O
W83977EF / CTF数据表修订历史
VERSION
网页
1
2
3
不适用
日期
06/01/98
VERSION
0.40
0.41
0.42
并行端口引脚说明
更正
键盘/鼠标的说明
唤醒和ACPI功能。
A1
错字改正。
基于Web
主要内容
首次出版。
仅供测试网站的客户
数据更正
4, 7, 49, 50, 53,
06/16/98
55, 90, 91
14, 15, 16
08/17/98
4
5
6
7
8
9
10
119, 120
1, 2, 8, 83, 116
09/07/98
11/09/98
0.43
0.50
请注意,所有数据和规格如有变更,恕不另行通知。所有商标
在数据表中提及的产品和公司是属于其各自所有者。
生命支持应用
这些产品并非设计用于生命支持设备,设备或系统中使用
这些产品的故障可合理预期会导致人身伤害。华邦
客户在使用或在此类应用中使用销售这些产品这样做在自己的风险和
同意完全赔偿华邦对此类不当使用或销售造成的任何损坏。
W83977EF / CTF
初步
表盒内的
一般DESCRIPTION..........................................................................................1
产品特点.................................................................................................................2
引脚配置................................................ ............................................... 5
1.0 PIN DESCRIPTION..................................................................................................................... 6
1.1 HOST INTERFACE...................................................................................................................... 6
1.2通用I / O端口........................................... .................................................. 8 ....
1.3串行端口接口........................................................................................................ 9
1.4红外INTERFACE............................................................................................................ 10
1.5多模式并行端口............................................ .................................................. 11
1.6 FDC接口...................................................................................................................... 16
1.7 KBC接口...................................................................................................................... 18
1.8电源PINS............................................................................................................................ 18
1.9 ACPI接口..................................................................................................................... 18
2.0 FDC功能说明.............................................. ..................... 19
2.1 W83977EF / CTF FDC................................................................................................................. 19
2.1.1 AT接口......................................................................................................................... 19
2.1.2 FIFO (数据) ......................................................................................................................... 19
2.1.3数据分离.................................................................................................................... 20
2.1.4写Precompensation........................................................................................................ 20
2.1.5垂直记录方式............................................ ................................................ 21
2.1.6 FDC核心............................................................................................................................ 21
2.1.7 FDC命令.................................................................................................................. 21
2.2寄存器说明..................................................................................................... 33
2.2.1状态寄存器A( SA寄存器) (读基址+ 0 ) ................................. .................. 33
出版日期: 1999年3月
修订版A1
-I -
W83977EF / CTF
初步
2.2.2状态寄存器B ( SB寄存器) (读基址+ 1 ) ................................. .................. 35
2.2.3数字输出寄存器( DO寄存器) (写入基址+ 2 ) ................................. .......... 37
2.2.4磁带驱动器寄存器( TD寄存器) (读基址+ 3 ) ................................. ............... 37
2.2.5主状态寄存器( MS寄存器) (读基址+ 4 ) ................................. ............. 38
2.2.6数据速率寄存器( DR寄存器) (写入基址+ 4 ) ................................. ................ 38
2.2.7 FIFO寄存器( R / W基址+ 5 ) .................................... ............................................ 40
2.2.8数字输入寄存器( DI寄存器) (读基址+ 7 ) ................................. ............... 42
2.2.9配置控制寄存器( CC寄存器) (写入基址+ 7 ) ................................ 43
3.0 UART口.......................................................................................................45
3.1通用异步接收/发送器( UART A, UART B) .................... 45
3.2注册ADDRESS............................................................................................................... 45
3.2.1 UART控制寄存器( UCR ) (读/写) .................................... ..................................... 45
3.2.2 UART状态寄存器( USR ) (读/写) .................................... ...................................... 47
3.2.3握手控制寄存器( HCR ) (读/写) .................................... ............................. 48
3.2.4握手状态寄存器( HSR ) (读/写) .................................... .............................. 49
3.2.5 UART FIFO控制寄存器( UFR ) (只写) .................................... .............................. 50
3.2.6中断状态寄存器( ISR ) (只读) ..................................... ..................................... 51
3.2.7中断控制寄存器( ICR ) (读/写) .................................... ................................... 52
3.2.8可编程的波特率发生器( BLL / BHL ) (读/写) ................................. ................... 52
3.2.9用户定义寄存器( UDR ) (读/写) ................................... ........................................ 53
4.0红外(IR )端口............................................ .......................................... 54
4.1红外端口.................................................................................................................................... 54
CIR 4.2端口(用于W83977CTF ONLY) .......................................... .............................................. 54
4.2.1 Bank0.Reg0 - 接收缓冲寄存器( RBR ) (读) ................................. ...................... 54
4.2.2 Bank0.Reg1 - 中断控制寄存器( ICR ) ..................................... ................................ 54
4.2.3 Bank0.Reg2 - 中断状态寄存器( ISR ) ..................................... .................................. 55
4.2.4存储区0 3.Reg3 - CIR控制寄存器0 /存储区选择寄存器( CTR0 / BSR ) ( BANK0 3 ) ...... 56
4.2.5 Bank0.Reg4 - CIR控制寄存器( CTR ) ..................................... ...................................... 57
4.2.6 Bank0.Reg5 - UART线状态寄存器( USR ) .................................... ............................ 58
出版日期: 1999年3月
修订版A1
-II -
W83977EF / CTF
初步
4.2.7 Bank0.Reg6 - 远程红外配置寄存器( RIR_CFG ) .................................... ............. 58
4.2.8 Bank0.Reg7 - 用户定义的寄存器( UDR / AUDR ) ................................... ........................... 59
4.2.9 Bank1.Reg0 1 - 波特率除数锁存( BLL / BHL ) ................................ ........................... 60
4.2.10 Bank1.Reg2 - 版本号Regiister我( VID ) .................................... ...................................... 61
4.2.11存储区0 3.Reg3 - CIR控制寄存器0 /存储区选择寄存器( CTR0 / BSR ) ( BANK0 3 )。... 61
4.2.12 Bank1.Reg4 - 定时器低字节寄存器( TMRL ) .................................... ............................. 61
4.2.13 Bank1.Reg5 - 定时器高字节寄存器( TMRH ) .................................... ........................... 61
4.3解调框图.............................................. .......................................... 62
5.0并行端口............................................... .............................................. 63
5.1打印机接口逻辑.............................................. .................................................. .. 63
5.2增强型并行端口( EPP ) ........................................... ............................................ 64
5.2.1数据Swapper..................................................................................................................... 65
5.2.2打印机状态缓冲区............................................................................................................ 65
5.2.3打印机控制锁存器和打印机控制被囚........................................ ...................... 66
5.2.4 EPP地址Port................................................................................................................ 66
5.2.5 EPP数据端口0-3 ............................................................................................................... 67
5.2.6位图的并行口和EPP寄存器....................................... ................................... 67
5.2.7 EPP引脚Descriptions.......................................................................................................... 68
5.2.8 EPP Operation..................................................................................................................... 68
5.3扩展功能并行( ECP )端口.......................................... .................... 69
5.3.1 ECP寄存器和模式定义.......................................... ........................................... 69
5.3.2数据和ecpAFifo Port........................................................................................................ 70
5.3.3设备状态寄存器( DSR ) ......................................... .................................................. 70 ..
5.3.4设备控制寄存器( DCR ) ......................................... .................................................. 。 71
5.3.5 cFifo (并口数据FIFO )模式= 010 ..................................... .................................. 72
5.3.6 ecpDFifo ( ECP数据FIFO )模式= 011 ...................................... ......................................... 72
5.3.7 tFifo (测试FIFO模式)模式= 110 ...................................... .............................................. 72
5.3.8 cnfgA (配置寄存器A)模式= 111 ...................................... ............................... 72
5.3.9 cnfgB (配置寄存器B)模式= 111 ...................................... .............................. 72
5.3.10 ECR (扩展控制寄存器)模式=所有...................................... ................................. 73
出版日期: 1999年3月
修订版A1
-III -
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