Description
PIN CONFIGURATION5 DESCRIPTION OF PIN FUNCTIONS6 FUNCTIONAL DESCRIPTION 15 SUPER I/O REGISTERS 15 HOST PROCESSOR INTERFACE15 FLOPPY DISK CONTROLLER16 FDC INTERNAL REGISTERS16 INSTRUCTION SET 44 SERIAL PORT (UART) 70 INFRARED INTERFACE85 PARALLEL PORT86 IBM XT/AT COMPATIBLE, BI-DIRECTIONAL AND EPP MODES88 EXTENDED CAPABILITIES PARALLEL PORT 95 AUTO POWER MANAGEMENT 111 INTEGRATED DRIVE ELECTRONICS INTERFACE 116 HOST FILE REGISTERS 116 TASK FILE REGISTERS116 IDE OUTPUT ENABLES 117 BIOS BUFFER118
Features
- 5 Volt Operation ISA Plug-and-Play Standard (Version 1.0a) Compatible Register Set Soft Power Management, SMI Support ACPI/Legacy Support - SCI/SMI Support - Power Management Timer - Power Button Override Event - Either Edge Triggered Interrupts ACCESS. bus Support 8042 Keyboard Controller - 2K Program ROM - 256 Bytes Data RAM - Asynchronous Access to Two Data Registers and One Status Register - Supports Interrupt and Polling Access - 8 Bit Timer/Counter -.