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iwill的ka266-r主板抢鲜报道

【原创】
2000年11月25日16:51

SDRAM已经接近于它的发展的终点了，但是为了同intel吹捧的昂贵的rambus相抗衡，非intel的阵营就推出了升级成本相对低廉，但是性能100%提高的ddr内存标准。

今天，我们拿到了“国内第一块”正是零售的DDR主板产品——iwill的ka266-r主板。这块主板使用的是ail的ALiMAGiK 1芯片组，它是由超级北桥M1647和超级南桥M1535D+，以及ALI自己的系统监测芯片M5879组成的。

由于时间紧迫，所以先给大家看个新鲜，图片集锦，等明后天DDR内存到了，就可以进行真正的测试了。

还有ALiMAGiK 1芯片组提供的功能：

超级北桥M1647

Processor Support

· Supports the AthlonTM family processor. Host bus frequency can be either 100MHz, 133MHz double data rate

· Optimum buffering architecture design for CPU to memory, AGP and PCI read/write

· Support synchronous / asynchronous clock mode between processor and memory interface with optimized latency

· Supports SDR w/ 66, 100, 133MHz / DDR 200, 266MHz

· Supports symmetrical and asymmetrical SDRAM / DDR addressing

· Supports 4, 16, 64, 128, 256, 512Mbit SDRAM / DDR

· Maximum memory size : 3GB

· Supports AGP specification V2.0

· Supports up to 128 entries table look aside buffer for Graphic Address Remapping Table (GART)

· AGP 66MHz protocol

· AGP 1X / 2X / 4X sideband function

· Fully compliant with PCI Rev. 2.2

· 133 MB/sec data streaming for PCI bus to SDRAM / DDR access with minimum latency

Packaging

· 528 balls 35x35mm BGA package

超级南桥M1535D+

· Full Support for ACPI and OS Directed Power Management to meet system requirements of PC98/PC99

· Full Support for Instantly Available PC feature

· CPU SMM Legacy Mode and SMI Feature Supported

· Supports I/O Trap for I/O Restart Feature

Built-in PCI-IDE Controller

· Supports Ultra DMA Mode Transfers up to Mode 5 Timing (100 Mbytes/sec)

· Supports PIO Modes up to Mode 4 Timings, and Multiword DMA Mode 0,1,2 with Independent Timing of up to 4 Drives

· Integrated 48 x 16-bit Read Ahead & Posted Write Buffers for each channel (Total : 32 DWords)

· Dedicated Pins of ATA Interface for each Channel

· Supports Tri-state IDE Signals for Swap Bay

· Supports Command Queue IDE enhancement

USB Interface

· Six (6) USB ports with two (2) USB controllers based on OpenHCI 1.0a Specification

· Supports FS (12Mbits/sec) and LS(1.5Mbits/sec) Serial Transfer

· Supports Legacy Keyboard and Mouse Software with USB-based Keyboard and Mouse SMBus Interface

· System Management Bus Interface meets the V1.0 Specification

· SMBALERTJ Support

Super I/O Interface

· Supports Windows Plug-and-Play

· Supports 2 Serial/ 1 Parallel/ FDC Functions

· Supports 16-bit Address Decoder

· Automatic Media Sense support

· 2.88 MB (Formatted) Floppy Disk Controller

Audio System

· PCI 2.2 compliant bus master optimized for multiple stream operation

· On-chip per voice cache minimizes PCI bandwidth

· Hardware multi-channel digital mixer

· 32 voices polyphony wavetable synthesizer supports all combinations of stereo/mono, 8-/16-bits, and signed/unsigned samples.

· Per channel for wavetable synthesis with envelop, pitch shift, tremolo and vibrato

· DLS1-compliant Downloadable Samples support

· DirectMusic with unlimited downloadable samples in system memory

· Legacy game audio with SoundBlaster Pro/16 compatibility

· Legacy game FM and wave table synthesis supported

· MPU-401 compatible MIDI I/O with FIFO

· AC97 2.1 support with full duplex, independent sample rate converter for recording and playback

· On-chip sample rate converter ensures all internal operation at 48 KHz

· High precision internal 26-bit digital mixer with 20-bit digital audio output

· Microsoft WDM streaming architecture compliant and 'Re-routable endpoint' support

· 32-voices DirectSound channels

· 16-voices DirectSound3D accelerator with IID, ITD and Doppler effect on 3D positional audio buffers

· DirectSound accelerator with volume, pan and pitch shift control on streaming or static buffers

· DirectInput support with digital enhanced game port enables an analog joystick to emulate digital joystick performance using DirectInput driver. This eliminates up to 12% CPU overhead wasted on joystick polling.

· DirectX timer for video/audio synchronization

· Hardware digital volume control

· Supports Consumer SPDIF Output

· Supports Consumer SPDIF Input

Software Modem Interface

· M1535D+ will provide the AC' 97 2.1 compliant digital controller interface for third parties (such as the AMC Codec's vendor) to enable the software modem solution.

· 4 separate telephony bus master channels. One for modem output, one for modem input, one for handset input, and one for handset output.

· AC' 97 2.1 Modem variable sample rate support for 'On Demand' sample transport scheme.

· AC' 97 2.1 GPIO pin status and control support.

· Power Management and wake-up event support

· Caller ID string transmission via AC-link support

Packaging

· 352-pin (27mmx27mm) BGA Package

系统监测芯片M5879

· 2 thermal inputs from remote thermistors

· Monitors 4 positive voltages.

· Monitors 2 fan speeds

· 2 PWM outputs for fan speed control

· I2C interface.

· VID4-VID0 monitoring inputs.

· Windows 95/98 utility included Packaging

· 28-pin SOP package

【作者：小熊在线-lightfall 北京】　　版权作品 未经许可 请勿转载