W83977CTF Ver la hoja de datos (PDF) - Winbond

Número de pieza

componentes Descripción

Lista de partido

W83977CTF

WINBOND I/O

Winbond 

W83977EF/ CTF

PRELIMINARY

8.1 COMPATIBLE PNP.................................................................................................................... 90

8.1.1 Extended Function Registers ............................................................................................... 90

8.1.2 Extended Functions Enable Registers (EFERs) ................................................................... 91

8.1.3 Extended Function Index Registers (EFIRs), Extended Function Data Registers(EFDRs) .... 91

8.2 CONFIGURATION SEQUENCE ............................................................................................... 91

8.2.1 Enter the extended function mode........................................................................................ 91

8.2.2 Configurate the configuration registers ................................................................................. 92

8.2.3 Exit the extended function mode .......................................................................................... 92

8.2.4 Software programming example........................................................................................... 92

9.0 ACPI REGISTERS FEATURES ..........................................................................93

10.0 CONFIGURATION REGISTER ........................................................................94

10.1 CHIP (GLOBAL) CONTROL REGISTER.................................................................................. 94

10.2 LOGICAL DEVICE 0 (FDC)....................................................................................................100

10.3 LOGICAL DEVICE 1 (PARALLEL PORT)...............................................................................104

10.4 LOGICAL DEVICE 2 (UART A)¢)............................................................................................105

10.5 LOGICAL DEVICE 3 (UART B) ...............................................................................................105

10.6 LOGICAL DEVICE 5 (KBC)....................................................................................................108

10.7 LOGICAL DEVICE 6 (CIR) ......................................................................................................109

10.8 LOGICAL DEVICE 7 (GP I/O PORT I) ....................................................................................109

10.9 LOGICAL DEVICE 8 (GP I/O PORT II) ...................................................................................113

10.10 LOGICAL DEVICE A (ACPI).................................................................................................118

11.0 SPECIFICATIONS...........................................................................................125

11.1 ABSOLUTE MAXIMUM RATINGS .........................................................................................125

11.2 DC CHARACTERISTICS .......................................................................................................125

11.3 AC CHARACTERISTICS........................................................................................................129

11.3.1 FDC: Data rate = 1 MB, 500 KB, 300 KB, 250 KB/sec......................................................129

11.3.2 UART/Parallel Port...........................................................................................................131

11.3.3 Parallel Port Mode Parameters ........................................................................................131

Publication Release Date: March 1999

-V -

Revision A1

Share Link: