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Cheetah
High Performance
Single Board Computer

 

PC/104-Plus Single Board Computer with
high-performance Intel Pentium M 1.8 GHz and Extreme Graphics 2 Video.
Extended temperature version available

  Highlights
  • PC/104-Plus Form Factor
    Small 3.6” x 3.8” module is ideal for space-constrained applications.
  • High-Performance Processor
    Intel Pentium M processor operating at 1.6 GHz.
  • Extreme Graphics 2 Video
    Very high-speed rendering and MPEG-2 support.
  • SODIMM Memory Socket
    Accomodates up to 1 GB of DDR RAM.
  • Full SBC I/O
    On-board sound, two USB 2.0 ports, two COM ports (one 422/485/232 configurable), IDE interface.
  • TVS Protection
    Enhanced ESD resistance.
  • Compact Flash Socket
    Removable storage device has no moving parts.
  • Watchdog Timer
    Provides hardware-level safety control for application run-away conditions.
  • 400 MHz processor-side bus
    Improved system throughput.
  • Embedded BIOS
    OEM embedded features. Field-upgradable. Customization available.

Description

Overview
The Cheetah single board computer reaches a new level of sophistication for embedded product technology, integrating very high performance with an expanded feature set on the compact and rugged PC/104- Plus form factor. The advanced design of the Pentium M processor make it suitable for a wide range of higher-end applications such as security systems, telematics, UAVs, and sophisticated communications equipment.

An impressive amount of functionality is packed into the 2-board set, including 10/100 Ethernet, two USB 2.0 ports, two COM ports, LPT, IDE, audio, and high-resolution video output. This SBC includes a CompactFlash socket for on-board bootable media storage, TVS devices on the user I/O for enhanced ESD protection, and a watchdog timer to control application run-away conditions. The Cheetah can accommodate up to 1 GB DDR system RAM in the high-retention SODIMM socket.

Like all VersaLogic products, this small yet powerful SBC is designed to support OEM applications where high reliability and long-term availability are required. From application design-in to 5+ years production life, its quality and longevity provide a cost-effective, long-term solution. Customization is available in as few as 100 pieces. The Cheetah is manufactured and tested to the highest quality standards and is backed by a two year limited warranty.

Details
The Cheetah’s Pentium M processor provides outstanding performance of up to 1.6 GHz while drawing less than 25 watts of power, or about half the power of desktop processors offering similar performance. In combination with the 855 GME chipset, the processor provides fast RAM access for applications and support for much of the board’s integrated I/O, including video output.

The Extreme Graphics 2 video built into the chipset offers outputs for LVDS flat panels and analog (CRT) monitors at resolutions up to 2048 x 1536. It supports 24-bit color, very fast rendering, and MPEG-2 decoding for full motion video. The video RAM is allocated from system memory (up to 64 MB).

With its two COM ports, two USB ports (2.0), 10/100 Ethernet, LPT port, and IDE interface, the Cheetah offers more I/O options than other similar-sized SBCs. In addition, PC/104 and PC/104-Plus connectors provide support for many off-the-shelf expansion boards for added system functionality with minimal space requirements. The Cheetah also integrates a number of reliability-enhancing features such as a watchdog timer and TVS devices.

Ordering Information

EPM-32p … Intel Pentium M 1.8 GHz, 10/100 Ethernet, RoHS
EPM-32t … Intel Pentium M 1.0 GHz, 10/100 Ethernet, Extended Temp.
, RoHS

EPM-32v … Intel ULV Celeron M 1.0 GHz, 10/100 Ethernet, fanless, RoHS

 

Accessories
VL-CBL-0501*… USB transition cable
VL-CBL-0803* … Audio connector cable
VL-CBL-1008*… ATX power adapter cable
VL-CBR-1201*… Analog video interface cable
VL-CBL-2010… LVDS Cable, HIROSE style
VL-CBL-2011… LVDS Cable, JAE style
VL-CBL-2501… LPT / Floppy interface cable
VL-CBL-4405*… 2mm to .1” IDE adapter
VL-CBL-4406*… Latching IDE connector cable
VL-CBL-8001*… Primary user I/O breakout cable
VL-CDD-IDE1… CD-RW, DVD-ROM drive
VL-CKT-CHEE Development cable kit
VL-CFM-xxx… CompactFlash module
VL-ENCL-4 (VersaTainer)… Ruggedized enclosure
VL-ENCL-5… Development enclosure
VL-FDD-144U… USB floppy drive
VL-HDD35-80… 80 GB 3.5” IDE hard drive
VL-HDW-100… Mounting Standoffs, english thread
VL-HDW-101*… Mounting standoffs, metric thread
VL-MM5D-xxx… DDR RAM module
DEV-CD-L2… Debian Linux BSP
* Included in VL-CKT-CHEE cable kit
Specifications
[Data represent standard operation at 25°C with 5.0V supply unless otherwise noted. Specifications are subject to change without notice.]

General Processor Pentium M Series
Chipset 855GME
Power Requirements 12-25W (EPM-32c)**
8-12W (EPM-32e)**
System Reset Watchdog timeout
VCC sensing (resets below 4.70V typ.)
Bus Speed CPU FSB: 400 MHz
PCI, PC/104-Plus: 33 MHz
PC/104: 8 MHz
Compatibility PC/104-Plus expansion: 3.3V PCI signaling, PCI 2.2 compatible, full ISA bus support.
Mechanical Board Size Dual board set, 3.55" x 3.775" (90mm x 96mm) with .2" (5mm) overhangs in the designated connector areas.
Storage Temperature – 40°C to +85°C
Operating Temperature 0°C to +60°C (EPM-32c)
– 40°C to +85°C (EPM-32e)
Vibration, Sinusoidal Sweep 2g constant acceleration from 5 to 500Hz, 20 minutes per axis, MIL-STD-202G, Method 204, Modified Condition A.
Vibration, Random .02g2/Hz – 5.35g rms, 15 minutes per axis, MIL-STD-202G, Method 214A, Condition A.
Mechanical Shock 30g half-sine, 11 mS duration per axis, MILSTD- 202G, Method 213B, Condition J.
Humidity Less than 95%, noncondensing.
Memory System RAM One 200-pin SODIMM socket. Up to 1 GB of 266 MHz PC2100 or 333 MHz PC2700 compatible DDR RAM.
Flash Interface CompactFlash socket (type I or II) with DMA support.
Video General Extreme Graphics 2 chip set. Uses up to 64 MB system memory. Full motion video, MPEG-2 decoder, 3-D, edge smoothing and ultra-fast rendering.
Desktop Display Interface* Standard analog display interface supports 24-bit color and resolutions up to 2048 x 1536.
OEM Flat Panel Interface LVDS flat panel interface supports 24-bit color and resolutions up to 1024x768.
Network Interface Ethernet* One 10/100 Ethernet port. Auto-detect.
Network Boot Option Argon Managed Boot Agent. Supports PXE, RPL, NetWare, TCP/IP (DHCP, BOOTP) remote boot protocols.
Device I/O USB*‡ Two ports USB 2.0 and 1.1 protocol.*
IDE Interface Single channel PCI-based. Up to 2 IDE devices. ATA 100 compatible. (CompactFlash is on a separate channel)
COM 1 Interface* RS 232, 16C550 compatible. 115K baud max.*
COM 2 Interface RS 232/422/485,16C550 compatible, 460K baud max.*
LPT Interface* Bi-directional/EPP/ECP/floppy mode compatible.*
Audio AC ‘97 PCI compatible. Stereo line in. Stereo line out.
Other Keyboard and PS/2 mouse port. *
Software  Operating Systems Compatible with most X86 operating systems, including WinCE/XP/XPe, QNX, VxWorks, and Linux.
BIOS General Software’s Embedded BIOS with OEM Enhancements. Field reprogrammable. Support for USB keyboard/mouse and USB boot.

*TVS protected port (Enhanced ESD protection).
**Depending on CPU speed set in CMOS setup options.
‡ Power pins on this port are protected with a self-resetting fuse.

Data represent standard operation at 25° C with 5.0V supply unless otherwise noted. Specifications are subject to change without notice. PC/104 is a trademark of the PC/104 Consortium.