W83977F-A Datasheet, PDF (11/182 Pages) Winbond – WINBOND I/O

W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
Infrared
y Support IrDA version 1.0 SIR protocol with maximum baud rate up to 115.2K bps
y Support SHARP ASK-IR protocol with maximum baud rate up to 57,600 bps
y Support IrDA version 1.1 MIR (1.152M bps) and FIR (4M bps) protocol [W83977AF/AG only]
--- Single DMA channel for transmitter or receiver
--- 3rd UART with 32-byte FIFO is supported in both TX/RX transmission [W83977AF/AG only]
--- 8-byte status FIFO is supported to store received frame status (such as overrun CRC error,
etc.)
y Support auto-config SIR and FIR [W83977AF/AG only]
Parallel Port
y Compatible with IBM parallel port
y Support PS/2 compatible bi-directional parallel port
y Support Enhanced Parallel Port (EPP) − Compatible with IEEE 1284 specification
y Support Extended Capabilities Port (ECP) − Compatible with IEEE 1284 specification
y Extension FDD mode supports disk drive B; and Extension 2FDD mode supports disk drives A
and B through parallel port
y Enhanced printer port back-drive current protection
Advanced Power Management (APM) Controlling
y Power turned on when RTC reaches a preset date and time
y Power turned on when a ring pulse or pulse train is detected on the PHRI, or when a high to low
transition on PWAKIN1, or PWAKIN2 input signals
y Power turned on when PANSW input signal indicates a switch on event
y Power turned off when PANSW input signal indicates a switch off event
y Power turned off when a fail-safe event occurs (power-save mode detected but system is hung
up)
y Power turned off when software issues a power off command
Keyboard Controller
y 8042 based with optional F/W from AMIKKEY^TM-2, Phoenix MultiKey/42^TM or customer code
y with 2K bytes of programmable ROM, and 256 bytes of RAM
y Asynchronous Access to Two Data Registers and One status Register
y Software compatibility with the 8042 and PC87911 microcontrollers
y Support PS/2 mouse
y Support port 92
y Support both interrupt and polling modes
y Fast Gate A20 and Hardware Keyboard Reset
y 8 Bit Timer/ Counter; support binary and BCD arithmetic
y 6, 8, 12, or 16 Mhz operating frequency (16 Mhz available only if input clock rate = 14.318 Mhz)
Publication Release Date: May 2006
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Revision 0.60