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**82396SX     Smart Cache                                     12/17/90
***Notes:...
***Info:...
***Versions:...
***Features:...
**82485       Turbo Cache (and 485Turbocache)                      c90...
**82489DX       Advanced Programmable Interrupt Controller    10/12/92...
**82495DX/490DX DX CPU-Cache Chip Set                           <Sep91...
**82495XP/490XP Cache Controller / Cache RAM (for i860)       06/05/91...
**82496/491     Cache Controller / Cache RAM (for P5 Pentium) 03/22/93...
**82497/492   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94...
**82498/493   Cache Controller / Cache RAM (for P54 Pentium)    <Nov94...
**
**Later chipsets (basic spec):
**440 series:...
**450NX  (?)            06/29/98:...
**?????  (Profusion)    c:99...
**800 series...
*Headland/G2...
*HMC (Hulon Microelectronics)...
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*PC CHIPS/Amptron/Atrend/ECS/Elpina/etc...
*SIS...
**5120           Pentium PCI/ISA Chipset (Mobile)            <01/28/97
***Info:...
***Versions:...
***Features:
o   Support Intel Pentium CPU and other compatible CPU host bus 
    at 50/55/60/66/75 MHz
o   Support the Pipelined Address Mode of Pentium CPU
o   Support the Full 64-bit Pentium Processor data Bus
o   Meet PC97 Requirements
o   Integrated Second Level (L2) Cache Controller
    - Write Back/Write Through Cache Modes
    - 8 bits or 7 bits Tag with Direct Mapped Cache Organization
    - Integrated 16K bits Dirty RAM
    - Support Pipelined Burst SRAM
    - Support 256 KBytes and 512 KBytes Cache Sizes
    - Cache Hit Read/Write Cycle of 3-1-1-1
    - Cache Back-to-Back Read/Write Cycle of 3-1-1-1-1-1-1-1
o   Integrated DRAM Controller
    - Support 6/3 Banks (Single/Double sided) of FPM/EDO/SDRAM 
      DIMMs/SIMMs
    - Support 2Mbytes to 384Mbytes of main memory
    - Support Cacheable DRAM Sizes up to 128 MBytes.
    - Support 256K/512K/1M/2M/4M/8M/16M/32M x N FPM/EDO/SDRAM DRAM
    - Support 64 Mb DRAM Technology
    - Support 3.3V or 5V DRAM.
    - Supports Symmetrical and Asymmetrical DRAM.
    - Support 32 bits/64 bits mixed mode configuration
    - Support Concurrent Write Back
    - Support CAS before RAS Refresh
    - Support Relocation of System Management Memory
    - Programmable CAS#, RAS# and MA Driving Current, No Glue TTL 
      need in 2 banks (up to 64MB) configuration.
    - Fully Configurable for the Characteristic of Shadow RAM (640 
      KBytes to 1 MBytes)
    - Support FPM DRAM 5-3-3-3(-3-3-3-3) Burst Read Cycles
    - Support EDO DRAM 5-2-2-2(-2-2-2-2) Burst Read Cycles
    - Support SDRAM 6-1-1-1(-2-1-1-1) Burst Read Cycles
    - Support X-1-1-1/X-2-2-2/X-3-3-3 Burst Write Cycles
    - Support 8 Qword Deep Buffer for Read/Write Reordering, Dword 
      Merging and 3/2-1-1-1 Post write Cycles
    - Two Programmable Non-Cacheable Regions
    - Option to Disable Local Memory in Non-Cacheable Regions
    - Shadow RAM in Increments of 16 KBytes
o   Integrated PMU Controller
    - Meet ACPI Requirements
    - Support Both ACPI and Legacy PMU
    - Support Suspend to Disk
    - Support SMM Mode of CPU
    - Support CPU Stop Clock
    - Support Power Button
    - Support Automatic Power Control
    - Support Battery Management AC Indicator and LB,LLB
    - Support Modem Ring-in, RTC Alarm Wake up
    - Support Thermal Detection
    - Support GPIOs, and GPOs for External Devices Control
    - Support Two Programmable Chip Select
o   Provides High Performance PCI Arbiter.
    - Support up to 5 PCI Masters
    - Support Rotating Priority Mechanism
    - Hidden Arbitration Scheme Minimizes Arbitration Overhead.
    - Support Concurrency between CPU to Memory and PCI to PCI.
    - Support Concurrency between CPU to L2 Cache and PCI/ISA to DRAM.
o   Integrated Host-to-PCI Bridge
    - Support Asynchronous and Synchronous PCI Clock
    - Translates the CPU Cycles into the PCI Bus Cycles
    - Provides CPU-to-PCI Read Assembly and Write Disassembly 
      Mechanism
    - Translates Sequential CPU-to-PCI Memory Write Cycles into PCI 
      Burst Cycles
    - Zero Wait State Burst Cycles
    - Support IDE Posted Write
    - Support Pipelined Process in CPU-to-PCI Access
    - Support Advance Snooping for PCI Master Bursting
    - Maximum PCI Burst Transfer from 256 Bytes to 4 KBytes
o   Integrated Posted Write Buffers and Read Prefetch Buffers to 
    Increase System Performance
    - CPU-to-Memory Posted Write Buffer (CTMFF) with 8 QW Deep, Always 
      Sustains 0 Wait Performance on CPU-to-Memory.
    - CPU-to-Memory Read Buffer with 4 QW Deep
    - CPU-to-PCI Posted Write Buffer(CTPFF) with 8 DW Deep
    - PCI-to-Memory Posted Write Buffer(PTHFF) with 8 QW Deep, Always 
      Streams 0 Wait Performance on PCI-to/from-Memory Access
    - PCI-to-Memory Read Prefetch Buffer(CTPFF) with 8 QW Deep
o   Integrated PCI-to-ISA Bridge
    - Translates PCI Bus Cycles into ISA Bus Cycles
    - Translates ISA Master or DMA Cycles into PCI Bus Cycles
    - Provides a Dword Post Buffer for PCI to ISA Memory cycles
    - Two 32 bit Prefetch/Post Buffers Enhance the DMA and ISA Master 
      Performance
    - Fully Compliant to PCI 2.1
o   Enhanced DMA Functions
    - 8-, 16- bit DMA Data Transfer
    - ISA compatible, and Fast Type F DMA Cycles
    - Two 8237A Compatible DMA Controllers with Seven Independent 
      Programmable Channels
    - Provides the Readability of the two 8237 Associated Registers
    - Support Distributed DMA
o   Built-in Two 8259A Interrupt Controllers
    - 14 Independently Programmable Channels for Level- or Edge-
      triggered Interrupts
    - Provides the Readability of the two 8259A Associated Registers
    - Support Serial IRQ
o   Three Programmable 16-bit Counters compatible with 8254
    - System Timer Interrupt
    - Generates Refresh Request
    - Speaker Tone Output
    - Provides the Readability of the 8254 Associated Registers
o   Built-in Real Time Clock(RTC) with 256B CMOS SRAM
    - Built-in up to one Month Alarm for ACPI
o   Fast PCI IDE Master/Slave Controller
    - Bus Master Programming Interface for ATA Windows 95 Compliant 
      Controller
    - Support PCI Bus Mastering
    - Plug and Play Compatible
    - Support Scatter and Gather
    - Support Dual Mode Operation - Native Mode and Compatibility 
      Mode
    - Support IDE PIO Timing Mode 0, 1, 2 ,3 and 4
    - Support Multiword DMA Mode 0, 1, 2
    - Support Ultra DMA/33
    - Two Separate IDE Bus
    - Two 16 Dword FIFO for PCI Burst Transfers.
o   Universal Serial Bus Host Controller
    - OpenHCI Host Controller with Root Hub
    - Two USB ports
    - Support Legacy Devices
    - Support Over Current Detection
o   Support I2C Serial Bus
o   Support the Reroutibilty of the four PCI Interrupts
o   Support 2MB Flash ROM Interface
o   Support NAND Tree for ball connectivity testing
o   480-Balls BGA Package
o   0.35μm 3.3V Technology

**5501/5502/5503 Pentium/P54C PCI/ISA Chipset                <04/02/95...
**5511/5512/5513 Pentium PCI/ISA                             <06/14/95...
**5571           (Trinity) Pentium PCI/ISA Chipset (75MHz)   <12/09/96...
**5581/5582      (Jessie)  Pentium PCI/ISA Chipset (75MHz)   <04/15/97...
**5591/5592/5595 (David)   Pentium PCI A.G.P. Chipset        <01/09/98...
**5596/5513      (Genesis) Pentium PCI Chipset               <03/26/96...
**5597/5598      (Jedi)    Pentium PCI/ISA Chipset           <04/15/97...
**530/5595       (Sinbad) Host, PCI, 3D Graphics & Mem. Ctrl.<11/10/98...
**540            (Spartan) Super7 2D/3D Ultra-AGP Single C.S.<11/30/99...
**55x            SoC (System-on-chip)                        <03/14/02...
**
**Support chips:
**85C206     Integrated Peripheral Controller [no datasheet]         ?...
**5595       Pentium PCI System I/O                          <12/24/97...
**950        LPC I/O                                         <07/16/99...
**Other:...
**PII/III/Pro...
**Athlon etc...
*Symphony...
*TI (Texas Instruments)...
*UMC...
*Unresearched:...
*VIA...
*VLSI...
*Western Digital...
*Winbond...
**W83977F/G/AF/AG WINBOND I/O (Multi I/O)                          c97
***Info:...
***Versions:...
***Features:
General
o  Plug & Play 1.0A Compliant
o  Support 13 IRQs, 4 DMA channels, full 16-bit addresses decoding
o  Capable of ISA Bus IRQ Sharing
o  Compliant with Microsoft PC97 Hardware Design Guide
o  Support DPM (Device Power Management), ACPI
o  Programmable configuration settings
o  24 or 14.318 Mhz clock input

FDC
o  Compatible with IBM PC AT disk drive systems
o  Variable write pre-compensation with track selectable capability
o  Support vertical recording format
o  DMA enable logic
o  16-byte data FIFOs
o  Support floppy disk drives and tape drives
o  Detects all overrun and underrun conditions
o  Built-in address mark detection circuit to simplify the read 
   electronics
o  FDD anti-virus functions with software write protect and FDD write 
   enable signal (write data signal was forced to be inactive)
o  Support up to four 3.5-inch or 5.25-inch floppy disk drives
o  Completely compatible with industry standard 82077
o  360K/720K/1.2M/1.44M/2.88M format; 250K, 300K, 500K, 1M, 2M bps 
   data transfer rate
o  Support 3-mode FDD, and its Win95 driver

UART
o  Two high-speed 16550 compatible UARTs with 16-byte send/receive 
   FIFOs
o  3rd UART with 32-byte send/receive FIFO is supported for IR 
   function [W83977AF/AG only]
o  MIDI compatible
o  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
o  Internal diagnostic capabilities:
   - Loop-back controls for communications link fault isolation
   - Break, parity, overrun, framing error simulation
o  Programmable baud generator allows division of 1.8461 Mhz and 
   24 Mhz by 1 to (2^16-1)
o  Maximum baud rate up to 921k bps for 14.769 Mhz and 1.5M bps 
   for 24 Mhz

Infrared
o  Support IrDA version 1.0 SIR protocol with maximum baud rate up to 
   115.2K bps
o  Support SHARP ASK-IR protocol with maximum baud rate up to 57,600 
   bps
o  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.)
o  Support auto-config SIR and FIR [W83977AF/AG only]

Parallel Port
o  Compatible with IBM parallel port
o  Support PS/2 compatible bi-directional parallel port
o  Support Enhanced Parallel Port (EPP) 
   − Compatible with IEEE 1284 specification
o  Support Extended Capabilities Port (ECP) 
   − Compatible with IEEE 1284 specification
o  Extension FDD mode supports disk drive B; and Extension 2FDD mode 
   supports disk drives A and B through parallel port
o  Enhanced printer port back-drive current protection

Advanced Power Management (APM) Controlling
o  Power turned on when RTC reaches a preset date and time
o  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
o  Power turned on when PANSW input signal indicates a switch on event
o  Power turned off when PANSW input signal indicates a switch off 
   event
o  Power turned off when a fail-safe event occurs (power-save mode 
   detected but system is hung up)
o  Power turned off when software issues a power off command

Keyboard Controller
o  8042 based with optional F/W from AMIKKEY-2, Phoenix MultiKey/42 or 
   customer code
o  with 2K bytes of programmable ROM, and 256 bytes of RAM
o  Asynchronous Access to Two Data Registers and One status Register
o  Software compatibility with the 8042 and PC87911 microcontrollers
o  Support PS/2 mouse
o  Support port 92
o  Support both interrupt and polling modes
o  Fast Gate A20 and Hardware Keyboard Reset
o  8 Bit Timer/ Counter; support binary and BCD arithmetic
o  6, 8, 12, or 16 Mhz operating frequency (16 Mhz available only if 
   input clock rate = 14.318 Mhz)

Real Time Clock
o  27 bytes of clock, On-Now, and control/status register (14 bytes in 
   Bank 0 and 13 bytes in Bank 2); 242 bytes of general purpose RAM
o  BCD or Binary representation of time, calendar, and alarm registers
o  Counts seconds, minutes, hours, days of week, days of month, month, 
   year, and century
o  12-hour/ 24-hour clock with AM/PM in 12-hour mode
o  Daylight saving time option; automatic leap-year adjustment
o  Dedicated alarm (Alarm B) for On-Now function
o  Programmable delay-time between panel switch off and power supply 
   control
o  Software control power-off; various and maskable events to activate 
   system Power-On
o  System Management Interrupt (SMI ) for panel switch power-off event

General Purpose I/O Ports
o  14 programmable general purpose I/O ports; 6 dedicate, 8 optional
o  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.

Package
o  128-pin PQFP


**W83977TF        WINBOND I/O (Multi I/O)                          c97...
**W83977EF        WINBOND I/O (Multi I/O)                          <98...
**W83977ATF       WINBOND I/O (Multi I/O)                          <98...
**
**Disk Controller:
**W83759/A/F/AF   Advanced VL-IDE Disk Controller                  <96...
**W83769          Local Bus IDE Solution                           <94...
**
**UARTS:
**W86C250A  UART (equivalent of INS8C250A) [no datasheet]
**W86C450/P Universal Asynchronous Receiver/Transmitter         <Jul89...
**W86C451   I/O controller for IBM PC/AT/XT                     <Jul89...
**W86C452   I/O controller for IBM PC/AT                         Jul89...
**W86C456   I/O controller [no datasheet]                            ?
**W860551/P UART with FIFO and Printer Port Controller             <94...
**
**Other:...
*ZyMOS...
*General Sources:...

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