Extreme Rugged™, PCI-104 Single Board Computer with Intel® Atom™ Processor System-on-Chip
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  • Specification
  • Order information
  • Quad-core Intel® Atom™ Processor System-on-Chip
  • Up to 4GB DDR3L at 1333MHz
  • GbE (optional 2x GbE)
  • Extreme Rugged operating temperature: -40°C to +85°C

The ADLINK CM3-BT4 with built-in SEMA Cloud functionality is ready-made for Internet of Things (IoT) applications. CM3-BT4 is able to connect legacy industrial devices and other IoT systems to the cloud, extract raw data from these devices, determine which data to save locally and which to send to the cloud for further analysis. The results these analyses can provide valuable information for policy decision making and generate innovative business opportunities.

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Technical specifications

Core System

CPU Quad-core Intel® Atom™ Processor System-on-Chip Atom™ E3845 (4C), 1.91 GHz, 542/792 (Turbo), 10W
Supports: single, dual or quad Out-of-Order Execution (OOE) processor cores, Intel® VT-x, Intel® SSE4.1 and SSE4.2, Intel® 64 architecture, IA 32-bit, PCLMULQDQ Instruction DRNG, Intel® Thermal Monitor (TM1 & TM2)
Note: Availability of features may vary between processor SKUs.
Memory Up to 4GB DDR3L-1066/1333 MHz DDR3L SO-DIMM
Embedded BIOS AMI EFI with CMOS backup in 8MB SPI BIOS
Cache Primary 32 KiB, 8-way L1 instruction cache and 24 KiB, 6-way L1 write-back data cache
Expansion Busses Ordering options for PCI-104 (PCI)
SEMA Board Controller Supports: Voltage/Current monitoring, Power Sequence debug support, AT/ATX mode control, Logistics and Forensic information, Flat Panel Control, General Purpose I2C, Failsafe BIOS (dual BIOS), Watchdog Timer and Fan Control
Debug Headers 40-pin multipurpose flat cable connector
Note: Use in combination with DB-40 debug module providing BIOS POST code LED, BMC access, SPI BIOS flashing, Power Testpoints, Debug LEDs


GPU Feature Support 7th generation Intel® graphics core architecture with four execution units
Supports two independent displays
3D graphics hardware acceleration
Support for DirectX 11, OCL 1.1, OGL ES Halt/2.0/1.1, OGL 3.2
Video decode hardware acceleration including support for H.264, MPEG2, MVC, VC-1, WMV9 and VP8 formats
Video encode hardware acceleration including support for H.264, MPEG2 and MVC formats
LVDS Single/dual channel 18/24-bit LVDS from eDP


Chipset Intel® HD Audio integrated in SoC
Audio Codec ALC886


Intel® MAC/PHY 2x Intel i210 (MAC/PHY) Ethernet controller
Interface 10/100/1000 GbE connection

I/O Interfaces

USB 3x USB 2.0 (1x on mSATA)
SATA 1x SATA 3 Gb/s shared with mSATA (optional 2nd SATA 3GB/s port w/o mSATA support)
eMMC Optional soldered, bootable eMMC flash storage 8 GB
Serial 2x RS-232/485 (with full handshake) + 2x RS-232/485 (TX, RX, CTS, RTS only)


LPC LPC UART NCT5104D (Nuvoton)


Standard Input ATX = 5V±5% / 5Vsb ±5%
AT = 5V±5%
Management ACPI 5.0 compliant
Power States C1-C6, S0, S3, S4, S5 (Wake on USB S3/S4, Wake on LAN S3/S4/S5)
ECO mode Supports deep S5 (ECO mode) for power saving


Form Factor PCI-104 Version 2.3
Dimension 90 mm x 96 mm
Operating Systems Standard Support: Windows 7/8 32/64-bit, Linux 32/64-bit
Extended Support (BSP): WES7/8, WEC7, Linux, QNX, VxWorks

Environmental and physical specifications

Operating Temperature Standard: 0°C to +60°C
Extreme Rugged™: -40°C to +85°C
Humidity 5-90% RH operating, non-condensing
5-95% RH storage (and operating with conformal coating)
Shock and Vibration IEC 60068-2-64 and IEC-60068-2-27
MIL-STD-202F, Method 213B, Table 213-I, Condition A and Method 214A, Table 214-I, Condition D
HALT Thermal Stress, Vibration Stress, Thermal Shock and Combined Test
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Model Description
CM3-BT4-E3845 PCI-104, Atom E3845 (4C), 1.91 GHz, Quad Core, incl. heat spreader, Standard operating temperature: 0°C to +60°C
ETT screening -40°C to +85°C
CMx-BTx-X-10 CMx-BTx cable kit
CMx-BTx-TM-10 Passive low profile heatsink for CMx-BTx
CMx-BTx-TM-20 Active low profile heatsink for CMx-BTx (with fan)
DDR3L memory Verified 2GB, 4GB DDR3L SODIMM memory available

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