Install Android 11 on SECO boards

It is possible to install Android 11 on the following boards:

SBC-C61 SECO Board.

SECO Android 11 BSP supports every possible C61 configuration, regardless ram size, eMMC size and peripherals. You can also install Android on C61 board with 1 Giga of ram, but clearly the performance will be reduced, and it will be possible to run only 1 single application after startup.

Running Android 11 on SBC-C61 board with 1 Giga RAM is deprecated.

You can install Android 11 on C61 board following one of the procedures described below.

SBC-C43 SECO Board.

SECO Android 11 BSP supports every possible C43 configuration, regardless ram size, eMMC size and peripherals.

You can install Android 11 on C43 board only with usb OTG cable procedure.

Android 11 support for C43 includes:

• Wifi/BT

• USB otg/ADB

• audio codec

• HDMI and LVDS display

There are three possible alternative methods to install Android 11 on Seco board:

1. via OTG cable;

2. using uSD card;

3. using USB key.

HOW TO install SECO Android 11 BSP on onboard eMMC via OTG cable

To flash Android 11 on SECO board using a OTG cable, please follow these simple steps:

1. download the correct SECO Android 11 image for your board according to the SECO BSP table:

2. Insert jumper for board RECOVERY boot (refer to RECOVERY BOOT JUMPER table to locate it)

3. Connect OTG cable between Board and PC (refer to OTG connector TABLE for locating it).

4. Power on the board

5. Follow different procedures according to the system that you are using:

HOW TO install and boot SECO Android 11 BSP on external uSD card

To prepare a bootable Android 11 uSD for SECO board, please follow these simple steps:

1. Download the correct SECO Android 11 image for your board according to SECO BSP table.

2. extract the downloaded image:

   tar xzf <ANDROID_IMAGE_FILENAME>.tar.gz

3. enter in the Android IMAGE folder:

   cd <ANDROID_IMAGE_FOLDER>

4. Insert a clean uSD card in the card reader of your Linux computer

5. Identify the path to your uSD card:

   lsblk

6. execute the script android_sd_create.sh to flash the card

   ./android_write_device.sh /dev/<PATH_TO_SD_CARD>

To boot from uSD card

1. Identify the jumper for ALTERNATE BOOT on the board, and insert it. Refer to ALTERNATE BOOT JUMPER table to locate it id available.

2. Insert the uSD card in the card slot soldered on board

3. Power on the board

HOW TO install SECO Android 11 BSP from USB key

This procedure can be done in 3 steps:

STEP 1)

• Download the SECO Unified Installation Key (SUIK) image from this link: SUIK IMAGE

• Unzip the downloaded file.

• Write the binary USB recovery key image on the USB pen. If you do not know how to write a raw image on a USB stick, please refer to this procedure:

Write a raw image on USB key using Rufus

STEP 2)

• Download the Android11 image for the selected board. Please refer to table “SECO ANDROID 11 BSP table“ to choose the right one.

• Extract the downloaded image on the first partition of the USB key (FAT32 filesystem with the label “IMAGES”) and rename the target folder to ANDROID.

• Disconnect the USB key from the PC

STEP 3)

• Insert the SUIK USB key on one USB port of the SECO Board

• Power on the board.

• You can follow the installation process via the serial console.

SECO ANDROID 11 BSP table

RECOVERY BOOT JUMPER (BOOT from usb OTG)

BOARD	Jumper name	Position	Picture
SBC-C61	CN52	1-2
SBC-C43	CN44	1-2

OTG connectors

BOARD	Connecton name	Picture
SBC-C61	CN36-OTG
SBC-C43	CN44

ALTERNATE BOOT JUMPER (boot from uSD)

BOARD	Jumper name	Position	Picture
SBC-C61	CN52	2-3