W83977EG
Description
W83977EF/EG is an evolving product from Winbond's most popular I/O chip W83877F --- which integrates the disk drive adapter, serial port (UART), IrDA 1.0 SIR, parallel port, configurable plugand-play registers for the whole chip --- plus additional powerful features: ACPI, 8042 keyboard controller with PS/2 mouse support, 14 general purpose I/O ports, full 16-bit address decoding, OnNow keyboard Wake-Up, OnNow mouse Wake-Up.