W83977EF Datasheet, PDF (10/150 Pages) Winbond – WINBOND I/O

W83977EF
General Purpose I/O Ports
• 14 programmable general purpose I/O ports; 6 dedicate, 8 optional
• General purpose I/O ports can serve as simple I/O ports, interrupt steering inputs, watching dog
timer output, power LED output, infrared I/O pins, general purpose address decoder, KBC control
I/O pins
OnNow Funtions
• Keyboard Wake-Up by programmable keys
• Mouse Wake-Up by programmable buttons
Package
• 128-pin PQFP
Publication Release Date: April 2003
-4 -
Revision 1.1