參數(shù)資料
型號: W83977CTF-PW
英文描述: PERIPHERAL (MULTIFUNCTION) CONTROLLER
中文描述: 周邊(多功能)控制器
文件頁數(shù): 12/161頁
文件大小: 592K
代理商: W83977CTF-PW
W83977EF/ CTF
PRELIMINARY
Publication Release Date: March 1999
-3 -
Revision A1
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 (2
16
-1)
Maximum baud rate up to
921k bps
for 14.769 Mhz and 1.5M bps for 24 Mhz
Infrared
Supports IrDA version 1.0 SIR protocol with maximum baud rate up to 115.2K bps
Supports SHARP ASK-IR protocol with maximum baud rate up to 57,600 bps
Supports Consumer Infrared (CIR) port. (for W83977CTF only)
Parallel Port
Compatible with IBM parallel port
Supports PS/2 compatible bi-directional parallel port
Supports Enhanced Parallel Port (EPP)
Compatible with IEEE 1284 specification
Supports 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 and PC87911 microcontrollers
Supports PS/2 mouse
Supports port 92
Supports both interrupt and polling modes
Fast Gate A20 and Hardware Keyboard Reset
8 Bit Timer/ Counter
Supports binary and BCD arithmetic
6MHz, 8 MHz, 12 MHz, or 16 MHz operating frequency
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