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
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. |