W83977ATF-A Winbond, W83977ATF-A Datasheet - Page 51

• Manufacturer Part Number: W83977ATF-A
• Description: Super I/O chip: UART, IrDA, parallel port, keyboard controller, general purpose I/O ports, FDC
• Manufacturer: Winbond

W83977ATF
PRELIMINARY
13.5 GPIO WRITE TIMING DIAGRAM .....................................................................................................184
13.6 MASTER RESET (MR) TIMING ........................................................................................................184
14.0 APPLICATION CIRCUITS....................................................................................185
14.1 PARALLEL PORT EXTENSION FDD................................................................................................185
14.2 PARALLEL PORT EXTENSION 2FDD..............................................................................................185
14.3 FOUR FDD MODE..............................................................................................................................186
15.0 ORDERING INFORMATION ...............................................................................186
16.0 HOW TO READ THE TOP MARKING ...............................................................186
Publication Release Date:April 1998
-VIII -
Revision 0.52