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W83977EF-AW Datasheet(PDF) 9 Page - Winbond

Part # W83977EF-AW
Description  WINBOND ISA I/O
Download  142 Pages
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Manufacturer  WINBOND [Winbond]
Direct Link  http://www.winbond.com
Logo WINBOND - Winbond

W83977EF-AW Datasheet(HTML) 9 Page - Winbond

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W83977EF-AW/W83977EG-AW
Publication Release Date: Apr. 2006
-7-
Revision 1.2
Infrared
Support IrDA version 1.0 SIR protocol with maximum baud rate up to 115.2K bps
Support SHARP ASK-IR protocol with maximum baud rate up to 57,600 bps
Parallel Port
Compatible with IBM parallel port
Support PS/2 compatible bi-directional parallel port
Support Enhanced Parallel Port (EPP)
− Compatible with IEEE 1284 specification
Support Extended Capabilities Port (ECP)
− Compatible with IEEE 1284 specification
Extension FDD mode supports disk drive B; and Extension 2FDD mode supports disk drives A
and B through parallel port
Enhanced printer port back-drive current protection
Keyboard Controller
8042 based with optional F/W from AMIKKEY
TM-2, Phoenix MultiKey/42TM or customer code
With 2K bytes of programmable ROM, and 256 bytes of RAM
Asynchronous Access to Two Data Registers and One status Register
Software compatibility with the 8042 and PC87911 microcontrollers
Support PS/2 mouse
Support port 92
Support both interrupt and polling modes
Fast Gate A20 and Hardware Keyboard Reset
8 Bit Timer/ Counter
Support binary and BCD arithmetic
6MHz, 8 MHz, 12 MHz, or 16 MHz operating frequency
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


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