Exploring Mobile and Embedded Computer Solutions

Pico-ITX i.MX8M SBC | EMB-2238

EMB-2238

NXP i.MX8M ARM Quad-core Cortex-A53 Pico-ITX Embedded Board
with Dual-core DSP for Voice Control, POE, MIPI and High Performance Audio

Key Features

  • NXP i.MX8M with up to four 1.5 GHz Cortex-A53 processors
  • One Cortex-M4 for real time requirements
  • Gigabit Ethernet with build-in POE (Power over Ethernet) option
  • Smart codec with dual-core DSP for digital MICs and voice control
  • MIPI CSI and DSI for LCD panel, built-in I2C touch panel support
  • 20+ audio channel 32-bit @ 384KHz input and output interfaces
  • Linux supports of Amazon AVS (Alexa Voice Service) Device SDK

i.MX8M Industrial ARM Board

The EMB-2238 is a Pico-ITX (100x 72mm) industrial motherboard based on NXP i.MX8M ARM application processor. The board features a Power over Ethernet (PoE) ready Gigabit Ethernet port, dual-core hardware DSP that runs algorithms for voice control, noise suppression, and echo cancellation technology, extensive high-performance digital audio inputs/outputs and full set of I/Os including RS-232/485, and more.  OS supports include Yocto built Embedded Linux, Ubuntu, Qt and Wayland, Amazon AVS (Alexa Voice Service) Device SDK, Sensory TrulyHandsfree Wake Word Engine, Android OS.

Built for Industrial Applications

Targeted to satisfy diverse applications demanding a robust and compact computing platform in industrial environments with 10 and 15 year longevity support NXP application processors, integrated Cortex-M4 for real time requirements, built-in reliable communication interfaces like RS-485, RS-232 and more.

EMB-2238
EMB-2238

Ultra Slim Profile

Use Micro HDMI, mini USB and FPC connectors to provide an ultra slim board configuration, the perfect choice for all-in-one (AIO) PCs, HMI and tablet replacement computer and other slimline builds.

Single Point Touch Screen Connector

Integrates 4-lane MIPI DSI, power, backlight control and touch panel interface all in one FPC connector to give developers fast, convenient and simplified solutions for industrial and embedded touch panel applications.

EMB-2238 single point touch screen connector

On-board Voice Control Support

Built-in smart codec with dual-core DSP that runs algorithms for voice control, omni-directional spatial, noise suppression, and acoustic echo cancellation (AEC).  Linux supports for Amazon AVS (Alexa Voice Service) Device SDK and Sensory TrulyHandsfree Wake Word Engine.  Additional 8 channel digital audio/DMIC inputs (SAI5) for MIC array is also available via 40-pin expansion header.

40 Pin Digital Audio FPC Expansion

Provides 8-channels in and 8-channels out serial audio interface (SAI), all at 32bit 384KHz, one SPDIF Tx and Rx for applications like HDMI Audio Return Channel (ARC), high performance sound bars, amplifiers and other Immersive audio devices.

EMB-2238 40 Pin Digital Audio FPC Expansion
ODM Embedded Board Dual NIC | EMB-2238

Add-On Module for GbE

Works seamlessly with the 40-pin expansion header to add a second Ethernet port, 9-36V wide range voltage power input, light bars LED control, ambient sensor and GPIO functions.

PoE Power Module

Provides Power over Ethernet (PoE) IEEE 802.3af or 802.3at (PoE+) standards power input for the board and LCD panel to make installing or large roll-out much simpler and cheaper.

EMB-2238 Add-On Module for GbE

40 Pin I/O Expansion

Provides a Raspberry Pi like 40-Pin expansion header tweaked for industrial and voice control applications with PCIe, configurations of multiple GPIOs, RS-232, I2C, POE power input and full function 8-channel digital audio (Serial Audio Interface) inputs for microphone array.

EMB-2238 40 Pin chart
Yocto Project Panel PC

All-in-One 7″ and 10″ Panel PC

Voice control HMIs built on the EMB-2238 embedded ARM board platform with dual Dual digital MEMS microphones, amplified speaker, POE or I/O expansion module to help speed up time-to-market.  See our PPC-4310 touch panel PC for details.

Platform  ARM Cortex-A53
Processor NXP i.MX 8MQuad, 4x ARM Cortex-A53 @ 1.5GHz, 1x Arm Cortex-M4 @ 266MHz
System Memory Onboard 2GB LPDDR4, up to 4GB
Ethernet 1 x 10/100/1000 Mbps GbE with POE option,
second 10/100/1000 Mbps PCIe GbE (via PCIe add-on card)
Storage Onboard iNAND flash (8GB default), 1x micro SD slot,
265K EEPROM with write protect control
Wireless 1x WiFi/Bluetooth USB module, 802.11 b/g/n + Bluetooth v4.0
Display Interface 1x micro HDMI
LCD Interface 1x MIPI 4-lane DSI for 7”, 8”, 10.1” and other size LCD panel
Display Resolution HDMI – up to 4096×2160@60Hz, MIPI DSI – 1920x 1200
Graphic Controller GC7000L/GC7000LVX, supports OpenGL/ES 3.1, OpenGL 3.0, Vulkan, OpenCL 1.2
Audio 1 x mono Class D speaker out, 2W(4Ω), 2 (R/L) x HP out header
1x 40-pin FPC expansion header: 8 channel digital audio input and 8 channel digital audio output (SAI1) interfaces with 32-bit @ 384 kHz fs and TDM support, 1x SPDIF, 1x QSPI
Voice Control Dual digital MEMS microphone header via CS47L24 with dual DSP, support multi-mic noise suppression, acoustic echo cancellation (AEC), omni-directional spatial
8 channel digital audio/DMIC inputs (SAI5) for MIC array via 40-pin expansion header
Expansion 1x 40-pin connector with PCIe x1, GPIO, font panel control, POE power input and 8 channel audio inputs
I/O 1x RS-232/RS-485 terminal block, 1x RS-232 header,
2x USB2.0 Type A, 2x USB2.0 header, 1x USB Type C 3.0 OTG,
4+ GPIO, 2x I2C (for TP and MIPI CSI),
1x MIPI 4-lane CSI
OS Support Embedded Linux (kernel version 4.9, Qt and Wayland), Amazon AVS (Alexa Voice Service) Device SDK, Sensory TrulyHandsfree Wake Word Engine, Android 8.1.0
Watchdog timer Programmable timer system reset
Cooling  Fanless
Power Input 5V DC header or POE
Form Factor  Embedded Pico-ITX standard
Operating Temperature -10 ~ 60°C (32 ~ 140°F)
Storage -40 ~ 85° C (-40 ~ 185° F)
Operating Humidity 5% ~ 95% @ 40°C (Non-Condensing)
Dimension 100 x 72 mm (3.94” x 2.83”)
+ Product Highlights

Built for Industrial Applications

Targeted to satisfy diverse applications demanding a robust and compact computing platform in industrial environments with 10 and 15 year longevity support NXP application processors, integrated Cortex-M4 for real time requirements, built-in reliable communication interfaces like RS-485, RS-232 and more.

EMB-2238
EMB-2238

Ultra Slim Profile

Use Micro HDMI, mini USB and FPC connectors to provide an ultra slim board configuration, the perfect choice for all-in-one (AIO) PCs, HMI and tablet replacement computer and other slimline builds.

Single Point Touch Screen Connector

Integrates 4-lane MIPI DSI, power, backlight control and touch panel interface all in one FPC connector to give developers fast, convenient and simplified solutions for industrial and embedded touch panel applications.

EMB-2238 single point touch screen connector

On-board Voice Control Support

Built-in smart codec with dual-core DSP that runs algorithms for voice control, omni-directional spatial, noise suppression, and acoustic echo cancellation (AEC).  Linux supports for Amazon AVS (Alexa Voice Service) Device SDK and Sensory TrulyHandsfree Wake Word Engine.  Additional 8 channel digital audio/DMIC inputs (SAI5) for MIC array is also available via 40-pin expansion header.

40 Pin Digital Audio FPC Expansion

Provides 8-channels in and 8-channels out serial audio interface (SAI), all at 32bit 384KHz, one SPDIF Tx and Rx for applications like HDMI Audio Return Channel (ARC), high performance sound bars, amplifiers and other Immersive audio devices.

EMB-2238 40 Pin Digital Audio FPC Expansion
ODM Embedded Board Dual NIC | EMB-2238

Add-On Module for GbE

Works seamlessly with the 40-pin expansion header to add a second Ethernet port, 9-36V wide range voltage power input, light bars LED control, ambient sensor and GPIO functions.

PoE Power Module

Provides Power over Ethernet (PoE) IEEE 802.3af or 802.3at (PoE+) standards power input for the board and LCD panel to make installing or large roll-out much simpler and cheaper.

EMB-2238 Add-On Module for GbE

40 Pin I/O Expansion

Provides a Raspberry Pi like 40-Pin expansion header tweaked for industrial and voice control applications with PCIe, configurations of multiple GPIOs, RS-232, I2C, POE power input and full function 8-channel digital audio (Serial Audio Interface) inputs for microphone array.

EMB-2238 40 Pin chart
Yocto Project Panel PC

All-in-One 7″ and 10″ Panel PC

Voice control HMIs built on the EMB-2238 embedded ARM board platform with dual Dual digital MEMS microphones, amplified speaker, POE or I/O expansion module to help speed up time-to-market.  See our PPC-4310 touch panel PC for details.

+ Specifications
Platform  ARM Cortex-A53
Processor NXP i.MX 8MQuad, 4x ARM Cortex-A53 @ 1.5GHz, 1x Arm Cortex-M4 @ 266MHz
System Memory Onboard 2GB LPDDR4, up to 4GB
Ethernet 1 x 10/100/1000 Mbps GbE with POE option,
second 10/100/1000 Mbps PCIe GbE (via PCIe add-on card)
Storage Onboard iNAND flash (8GB default), 1x micro SD slot,
265K EEPROM with write protect control
Wireless 1x WiFi/Bluetooth USB module, 802.11 b/g/n + Bluetooth v4.0
Display Interface 1x micro HDMI
LCD Interface 1x MIPI 4-lane DSI for 7”, 8”, 10.1” and other size LCD panel
Display Resolution HDMI – up to 4096×2160@60Hz, MIPI DSI – 1920x 1200
Graphic Controller GC7000L/GC7000LVX, supports OpenGL/ES 3.1, OpenGL 3.0, Vulkan, OpenCL 1.2
Audio 1 x mono Class D speaker out, 2W(4Ω), 2 (R/L) x HP out header
1x 40-pin FPC expansion header: 8 channel digital audio input and 8 channel digital audio output (SAI1) interfaces with 32-bit @ 384 kHz fs and TDM support, 1x SPDIF, 1x QSPI
Voice Control Dual digital MEMS microphone header via CS47L24 with dual DSP, support multi-mic noise suppression, acoustic echo cancellation (AEC), omni-directional spatial
8 channel digital audio/DMIC inputs (SAI5) for MIC array via 40-pin expansion header
Expansion 1x 40-pin connector with PCIe x1, GPIO, font panel control, POE power input and 8 channel audio inputs
I/O 1x RS-232/RS-485 terminal block, 1x RS-232 header,
2x USB2.0 Type A, 2x USB2.0 header, 1x USB Type C 3.0 OTG,
4+ GPIO, 2x I2C (for TP and MIPI CSI),
1x MIPI 4-lane CSI
OS Support Embedded Linux (kernel version 4.9, Qt and Wayland), Amazon AVS (Alexa Voice Service) Device SDK, Sensory TrulyHandsfree Wake Word Engine, Android 8.1.0
Watchdog timer Programmable timer system reset
Cooling  Fanless
Power Input 5V DC header or POE
Form Factor  Embedded Pico-ITX standard
Operating Temperature -10 ~ 60°C (32 ~ 140°F)
Storage -40 ~ 85° C (-40 ~ 185° F)
Operating Humidity 5% ~ 95% @ 40°C (Non-Condensing)
Dimension 100 x 72 mm (3.94” x 2.83”)
+ Resources

IoT Smart Revolution with i.MX8M

The EMB-2238 embedded board takes the advantage of the latest NXP i.MX8M application processors with scalable computing platforms, best in class multimedia performance, multiple high-speed interfaces and 15 years long life cycle support. It provides a solid base for your smart IoT designs in areas like Human Machine Interface (HMI) with voice control, machine vision, building automation, streaming and immersive audio devices.

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