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器件描述：ENHANCED SUPER I/O CONTROLLER WITH WAKE UP FEATURES
器件厂商：SMSC [SMSC Corporation]
厂商主页：http://www.smsc.com/
文件大小：573.59KB
文件页数：196
PDF阅读：37B77X.pdf (点击阅读器件资料)
摘要：
FDC37B77x
ADVANCED INFORMATION
Enhanced Super I/O Controller with Wake-Up Features
and Consumer IR
FEATURES
!" 5 Volt Operation
!" PC98/99 and ACPI 1.0 Compliant
!" ISA Plug-and-Play Compatible Register Set
!" Intelligent Auto Power Management
- Shadowed Write-Only Registers
- Programmable Wake-up Event
Interface
!" System Management Interrupt, Watchdog
Timer
!" 2.88MB Super I/O Floppy Disk Controller
- Licensed CMOS 765B Floppy Disk
Controller
- Software and Register Compatible
with SMSC's Proprietary 82077AA
Compatible Core
- Supports One Floppy Drive
- Configurable Open Drain/Push-Pull
Output Drivers
- Supports Vertical Recording Format
- 16-Byte Data FIFO
- 100% IBM Compatibility
- Detects All Overrun and Underrun
Conditions
- Sophisticated Power Control Circuitry
(PCC) Including Multiple Powerdown
Modes for Reduced Power
Consumption
- DMA Enable Logic
- Data Rate and Drive Control Registers
- 480 Address, Up to Eight IRQ and
Three DMA Options
!" Floppy Disk Available on Parallel Port Pins
!" Enhanced Digital Data Separator
- 2 Mbps, 1 Mbps, 500 Kbps, 300
Kbps, 250 Kbps Data Rates
- Programmable Precompensation
Modes
!" Keyboard Controller
- 8042 Software Compatible
- 8 Bit Microcomputer
- 2k Bytes of Program ROM
- 256 Bytes of Data RAM
- Four Open Drain Outputs Dedicated
for Keyboard/Mouse Interface
- Asynchronous Access to Two Data
Registers and One Status Register
- Supports Interrupt and Polling Access
- 8 Bit Counter Timer
- Port 92 Support
- Fast Gate A20 and KRESET Outputs
- 8042 P12 and P16 Outputs
!" Serial Ports
- Two Full Function Serial Ports
- High Speed NS16C550 Compatible
UARTs with Send/Receive 16-Byte
FIFOs
- Supports 230k and 460k Baud
Programmable Baud Rate Generator
Modem Control Circuitry
- 480 Address and 15 IRQ Options
!" Infrared Port
- Multiprotocol Infrared Interface
- 32-Byte Data FIFO
- IrDA 1.0 Compliant
- Consumer IR
- SHARP ASK IR
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