Specifications

DigiPoS Retail Blade
™
Manual
USB 2.0
x Includes 4 UHCI Host Controllers
x Includes 1 EHCI Host Controller that supports all eight ports
x Includes 1 USB 2.0 high-speed debug port
x Supports wake-up from sleeping states S1–S5
x Supports legacy Keyboard/ Mouse software
Interrupt Controller
x Supports up to 8 PCI interrupt pins
x Supports PCI 2.3 Message Signaled Interrupts
x Two cascaded 82C59 with 15 interrupts
x Integrated I/O APIC capability with 24 interrupts
x Supports Front Side Bus interrupt delivery
High-Precision Event Timers
x Advanced operating system interrupt scheduling
1.5 V operation with 3.3 V I/O
x 5V tolerant buffers on IDE, PCI, USB Over current and Legacy signals
Power Management Logic
x ACPI 2.0 compliant
x ACPI-defined power states (C1, S3–S5)
x ACPI Power Management Timer
x PCI PME# support
x SMI# generation
x All registers readable/restorable for proper resume from 0 V suspend states
x Support for APM-based legacy power management for non-ACPI
implementations
Enhanced DMA Controller
x Two cascaded 8237 DMA controllers
x PCI DMA: Supports PC/PCI — Includes two PC/PCI REQ#/GNT# pairs
x Supports LPC DMA
x Supports DMA Collection Buffer to provide Type-F DMA performance for all
DMA channels
Real-Time Clock
x 256-byte battery-backed CMOS RAM
x Integrated oscillator components
SMBus
x Provides independent manageability bus through SMLink interface
x Supports SMBus 2.0 Specification
x Host interface allows processor to communicate via SMBus
x Slave interface allows an internal or external Microcontroller to access system
resources
x Compatible with most 2-Wire components that are also I
2
C compatible
North Bridge - Intel® 82865GV
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