Uniwill 340S2, Service Manual

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Chapter 1 General System Description
340S2 3
Rev : B
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Dynamic execution micro architecture
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Power management capability
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Optimized for 32bits AP and OS
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Integrated 16KB instruction and 16KB data L1 cache
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256bit cache data bus
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8-way cache associatively
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ECC for system bus data
B. Core Logic
SIS 630
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Support 66/100 MHz FSB
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Power management capability
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Integrated AGP bus 2D/3D video processor
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Direct DVD MPEG-2 and AC-3 playback
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Accelerator for Direct 3D API
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Frame buffer share system memory up to 32MB
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Support PC100 VCM SDRAM
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Full support of ACPI and OS directed power management
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Integrated IDE controller support 2 channel ultra DMA transfers up to 66
MB/sec
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Integrated USB root hub
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Integrated audio controller with 64-voices Direct Sound channel support
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Integrated HSP modem
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Forwards PCI I/O and memory cycles into LPC bus
C. PCMCIA Controller
O2 Micro OZ6812
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ACPI-PCI bus power management interface specification Rev.1.0 compliant
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Compliant with PCI specification V2.1S, 1995 PC Card Standard and JEIDA
4.1
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Supports PCMCIA ATA specification
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Supports 5V/3.3V PC Cards and 3.3V Cardbus Cards
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Supports single PC card or Cardbus slot with hot insertion and removal
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Supports multiple FIFOs for PCI/CB data transfer
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Supports Direct memory access for PC/PCI and PC/Way on PC Card socket
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Win98IRQ and PC-97/98 compliant
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Integrated PC98 Subsystem Vendor ID support with auto lock bit
D. Embedded Controller / Keyboard Controller
NS PC87570
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Hot key for brightness, volume control
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ACPI controller
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SMB bus for smart battery
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Support Win-95 defined 3 new keys and down load-able key-matrix
E. Super I/O Controller
NS PC87393
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LPC System Interface with synchronous cycles, up to 33 MHz bus clock
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PC99 and ACPI Compliant