For module hardware details have a look at: Trizeps VIII, Trizeps VIII Mini .
OS-Images and Tool-Chains for Linux and Android can be found at: Linux (Android,Debian,U-Boot,...).-Kernel or Debian/ Ubuntu OS
OS-Images for Android you will find at: Android OS for Myon & Trizeps
Informations regarding U-Boot you will find here: Bootloader
For information on how to build images for Windows 10 IOT see Windows 10 IoT. (2019Q3)
Please do not hesitate tN to contact Seco to ask for other supported Operating Systems.
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