W83627HF Datasheet, PDF (13/185 Pages) Winbond – WINBOND I/O

W83627HF/F
PRELIMINARY
UART
£» Two high-speed 16550 compatible UARTs with 16-byte send/receive FIFOs
£» MIDI compatible
£» Fully programmable serial-interface characteristics:
--- 5, 6, 7 or 8-bit characters
--- Even, odd or no parity bit generation/detection
--- 1, 1.5 or 2 stop bits generation
£» Internal diagnostic capabilities:
--- Loop-back controls for communications link fault isolation
--- Break, parity, overrun, framing error simulation
£» Programmable baud generator allows division of 1.8461 MHz and 24 MHz by 1 to (2¹⁶-1)
£» Maximum baud rate up to 921k bps for 14.769 MHz and 1.5M bps for 24 MHz
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
£» Support Consumer IR
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/42^TM 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
£» 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
£» 6 MHz, 8 MHz, 12 MHz, or 16 MHz operating frequency
Publication Release Date: Jul 1999
-3-
Revision 0.53