w83977ctf Winbond Electronics Corp America, w83977ctf Datasheet - Page 13

• Manufacturer Part Number: w83977ctf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

General Purpose I/O Ports
OnNow Funtions
Package
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, watch-dog timer
Keyboard Wake-Up by programmable keys
Mouse Wake-Up by programmable buttons
CIR(Consumer Infra-Red) Wake-Up by programmable keys (for W83977CTF only)
128-pin PQFP
output, power LED output, infrared I/O pins, general purpose address decoder, KBC control I/O
pins
-4 -
Publication Release Date: March 1999
W83977EF/ CTF
PRELIMINARY
Revision A1