SBC-3.5-MX8M (C20)
Depending on the configuration and following revisions, the board's features are subject to change. For detailed information on hardware specifications, please visit www.seco.com.
SBC-3.5-MX8M is a SBC built upon the NXP i.MX 8M Application Processors characterised by HEVC/VP9 decoding in 4Kp60 as well as HDR. As for the memory, it features a DDR3L RAM. The range of connectivity options is particularly broad, with optional Wi-Fi and BT LE 4.2 module, M.2 socket 2 Key B for WWAN modules. It also features a Cortex-M4 for RTOS, the real-time operating system for serving real-time applications that process data as it comes in without buffer delays.
For ordering purposes, the SBC-3.5-MX8M is referred to by its base code, "C20".
Technical Documents
At the following Links you will find documentations like Manual and Rev. specific documents.
Manual
Datasheet
Connect to Clea Cloud
Step by step guide to register a Clea OS device and configure endpoints and credentials to enable cloud connectivity and device management.
Documentation
For a complete explanation of Clea OS and detailed installation instructions, refer to the official documentation:
Download Clea OS Images
To quickly get started, download the latest complete prebuild Clea OS images (or other binaries like U-Boot, Linux Kernel, SDKs) from the official release page:
Build Clea OS
The source code for Clea OS can be found at the following Gitlab organization. To build a complete BSP image from source you can check the Get Started pages of the documentation. Created by Martina Bassi SECO Technical Resources · 14 May 2021
Legacy Software (not recommended)
This section contains releases (source code and binaries) for older BSPs and Yocto images.
Source code
Source code for linux kernel, u-boot and yocto seco layers is available here.
Binaries
| Board configuration | Output | Version | Image | Filesystem | U-Boot | Kernel |
|---|---|---|---|---|---|---|
| ALBION (BOARD) | HDMI | 4.19.35 - 3.4.0 | seco-image-baseseco-image-test | seco-image-baseseco-image-test | u-boot | kernel |
| ALBION (BOARD) | DP | 4.19.35 - 3.4.0 | – | – | u-boot | – |
| SYSTEM (PAVO) | HDMI | 4.19.35 - 3.6.0 | seco-image-base | seco-image-base | u-boot | kernel |
| SYSTEM (PAVO) | DP | 4.19.35 - 3.6.0 | seco-image-test | seco-image-test | u-boot | – |
Known Issues
| Issue ID | Description | Impacted HW Revision | Impacted SW Version | Fix |
|---|---|---|---|---|
| C20-ISS-1 | Wi-Fi hangs with Scan command timeout (0x107) if the scan occurs at the same time as A2DP streaming and BLE scanning. | ALL | ALL | Workaround: don't perform Wi-Fi scan, BLE scan and A2DP streaming simultaneously. |