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PC/104-Plus Single Board Computer based on Intel Kaby Lake Processor

The Liger is a high-performance single board computer (SBC) combining Intel’s 7th generation Core “Kaby Lake” processor with a PC/104-Plus expansion interface to provide a rugged, backwards compatible module ideal for OEM applications where high reliability and long-term availability are required.

The Liger also contains a full complement of on-board I/O interfaces including USB 2.0, USB 3.0, mini PCIe expansion socket, TPM chip, multiple serial interfaces and 8-bits of digital I/O.

Liger is backed by a 5+ year off-the-shelf availability guarantee and an industry-leading a five-year warranty.


  • Intel “Kaby Lake” Processor
    Up to 2.8 GHz clock rate, dual-core.
  • Fanless Operation
    No moving parts required for CPU cooling in most configurations.
  • Trusted Platform Module
    On-board TPM security chip can lock out unauthorized hardware and software access.
  • High-performance Video
    Integrated Intel HD Graphics 620 core supports DirectX 12, OpenGL 4.4, and H.264, MPEG-2 encoding/decoding. Dual Mini DisplayPort outputs (DP++). DisplayPort supports HD audio output.
  • Network
    Dual Gigabit Ethernet (GbE) with remote boot support.
  • Memory
    Up to 16 GB DDR3L memory (one SO-DIMM).
  • SATA
    6 Gb/s SATA port. Supports rotating or solid state SATA drives.
  • Mini PCIe Card Socket
    Supports Wi-Fi modems, GPS receivers, flash data storage with auto-detect mSATA flash storage support, and other mini PCIe modules.
  • MicroSD Socket
    Supports removable microSD card solid-state drives.
  • Industrial I/O
    Two USB 3.0 and four USB 2.0 ports support keyboard, mouse, and other devices.
    Dual RS-232/422/485 and Dual RS-232 ports, three 8254 timer/counters, and I2C support.
  • Digital I/O
    Eight 3.3V digital I/O lines
  • SPI Interface
    Supports SPI and SPX devices, including low cost analog and digital modules.
  • PC/104-Plus Expansion
    Legacy PCI and ISA connectors, stack-down
  • Power Input
    5V Input
  • Industrial Temperature Operation
    -40° to +85°C versions available for harsh environments.
  • MIL-STD-202G
    Qualified for high shock/vibration environments.
  • Software Support
    Compatible with a variety of popular x86 operating systems including Windows, Windows Embedded, Linux, and VxWorks.

OS Compatibility: 10 Windows/8/7, Windows Embedded Std. 7, Linux, VxWorks, QNX, DOS


General Board Size PC/104 Compliant: 108 mm x 96 mm (4.23" x 3.77")
Weight 226 grams (8.0 oz)
Processor Intel 7th Generation Core i3-7100U, i5-7300U, or i7-7600U. Dual core. L2 cache. Supports enhanced Intel SpeedStep, Intel 64-bit instructions, AES Instructions, Execute Disable Bit, and Virtualization Technology.
Input Voltage 5.15V ± 2%
Battery Connector for external 3.0V RTC backup battery
Power Requirements §
Model Idle Typical Max.
VL-EPM-43xAP-04 3.6W 12.0W 20.4W
VL-EPM-43xBP-04 4.0W 12.5W 20.9W
VL-EPM-43xCP-04 4.1W 12.5W 21.9W
VL-EPM-43xCP-08 4.1W 13.3W 22.4W
VL-EPM-43xCP-16 4.1W 13.5W 22.9W
System Reset & Hardware Monitors All voltage rails monitored. Watchdog timer with programmable timeout. CPU temperature and fan speed monitoring. Push-button reset and power.
Stackable Bus PC/104-Plus format. Legacy ISA and PCI connectors.
Manufacturing Standards
Standard IPC-A-610 Class 2 modified
Special Order IPC-A-610 Class 3 modified
RoHS Compliant
Environmental Cooling Options Bolt-on heat plate standard. Optional Heat sink, Heat sink with fan, heat pipe, and other adaptors available.
Operating Temperature ◊
Model Heat Plate** Heat Sink Heat Sink + Fan
VL-EPM-43E -40° to +85°C -40° to +85°C -40° to +85°C
VL-EPM-43S 0° to +60°C 0° to +60°C 0° to +60°C
Ranges shown assume 90% CPU utilization. For detailed thermal information and exceptions, refer to the VL-EPM-43 Reference Manual.
** Heat plate must be kept below 90°C
Airflow Requirements Refer to the VL-EPM-43 Reference Manual for detailed airflow requirements.
Storage Temperature -40°C to +85°C.
Operating* To 4,570m (15,000 ft.)
Storage To 12,000m (40,000 ft.)
Thermal Shock 5°C/min. over operating temperature
Humidity Less than 95%, noncondensing
Vibration, Sinusoidal Sweep ¤ MIL-STD-202G, Method 204, Modified Condition A: 2g constant acceleration from 5 to 500 Hz, 20 min. per axis
Vibration, Random ¤ MIL-STD-202G, Method 214A, Condition A: 5.35g rms, 5 min. per axis
Mechanical Shock ¤ MIL-STD-202G, Method 213B, Condition G: 20g half-sine, 11 ms duration per axis
Security TPM Trusted Platform Module 2.0 device.
Memory System RAM Single SO-DIMM socket. Up to 16 GB DDR3L (1.35V) SDRAM.
Memory Speed 1600 MHz
Video General Integrated high-performance video. HD Graphics 620 core – Gen-9 compute architecture, 24 execution units, and GPU Turbo Boost. Supports 3 independent displays. Supports DirectX 12, OpenGL 4.4, OpenCL 2.0.
Hardware Based Acceleration Decode and Encode of JPEG, MJPEG, MPEG2, AVC, MVC, HEVC 8-bit, VC-1, VP8, VP9.
DisplayPort Interface § Dual Mini DisplayPort outputs supports DP++ and HDMI signaling (Video and Audio outputs). 24-bit. Up to 4096 x 2304 at 60 Hz. Supports Extended Desktop, Clone, and Twin display modes.
Mass Storage Rotating or Solid-State Drives SATA (Revision 3.0) port. (optional dual SATA available)
Flash Storage mSATA modules (SATA signaling, bootable).
Flash Storage One microSD socket. Supports up to 32 GB. Bootable.
Network Interface Ethernet Two autodetect 10BaseT/100BaseTX/1000BaseT ports with status LEDs. IEEE 1588 Precision Time Protocol (PTP) compatible.
Network Boot Option Via BIOS extension
Remote Management Intel vPro Active Management Technology (AMT) (i5-7300U and i7-7600U CPUs only). Supports out-of-band management capabilities including Keyboard-Video-Mouse (KVM) Remote Control, alerting, and event logging. Supports remote control, alerting, and event logging.
Note: Disabled by default. Enable using BIOS setup option.
Device I/O USB # ‡ Two USB 3.0 host port (Type-C connectors) and four USB 2.0 host ports.
COM 1 / 2 Interface Two RS-232/422/485 selectable ports. 16C550 compatible. 460 Kbps.
COM 3 / 4 Interface Two RS-232 ports. 115 Kbps.
Digital I/O Eight TTL I/O lines (3.3V). Independently configurable.
I2C Single I2C interface
Audio Optional. Use VL-ADR-01 audio interface.
Counter / Timers Three 8254 compatible Programmable Interval Timers (PITs).
Other I/O Mini PCIe / mSATA Socket Full-size Mini PCIe socket with mSATA signaling support. Supports Wi-Fi modems, GPS receivers, solid state mSATA drives, and other plug-in modules.
SPI Interface Supports SPI and SPX devices. Supports up to two SPX modules.
Software BIOS Phoenix Technologies UEFI BIOS. Field reprogrammable. Support for USB keyboard/mouse and USB boot.
VersaAPI VersaLogic Application Programming Interface to support on-board I/O devices.
Sleep Mode ACPI 3.0. Support for S3 and S4 suspend states and C1 processor state.
Operating Systems Compatible with most x86 operating systems including Windows, Windows Embedded, Linux, VxWorks, and QNX.

Technical documents

Ordering information

This product is in early release and subject to very limited availability. Please contact Sarsen Technology to request details of the final features and specifications of the product.



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