The prebuilt ConnectCore image includes support for the ConnectCore Cloud Services demo.
1. Establish a serial connection with your device
Open a serial connection with the device. You can use any serial terminal program such as Tera Term, Minicom, CoolTerm, or HyperTerminal.
PuTTY terminal program is not recommended due to an incompatibility with the USB/serial driver. |
Open a serial connection with the following settings:
Parameter | Value |
---|---|
Port |
Serial port where the device is connected |
Baud rate |
115200 |
Data bits |
8 |
Parity |
None |
Stop bits |
1 |
Flow control |
None |
2. Download the firmware
Download the firmware images from the following location: https://ftp1.digi.com/support/digiembeddedyocto/4.0/r7/images/ccimx6sbc/ccimx6sbc-installer.zip
3. Program the firmware
These instructions assume that the target U-Boot version is v2017.03-r11.1 or higher, where the fastboot command is available.
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Digi recommends you use the Universal Update Utility (UUU) through a USB connection to your development PC to program the images.
-
Decompress the zip file in a directory of your choice.
-
Download the latest Universal Update Utility (UUU), a software tool from NXP.
UUU version should be v1.5.11 or higher. -
Place the
uuu
executable in a directory in your PATH, such as/usr/bin
. -
Install
udev
rules to allow any user to runuuu
to access the USB port:$ sudo sh -c "uuu -udev >> /etc/udev/rules.d/70-uuu.rules" $ sudo udevadm control --reload
-
Connect a micro USB cable to your development PC and the other end to the target USB OTG connector.
-
Reset the device by pressing the reset button on the board and immediately press any key in the serial terminal to stop the auto-boot process. The U-Boot bootloader prompt displays:
U-Boot dub-2017.03-r15.1 (Sep 20 2023 - 13:29:45 +0200) CPU: Freescale i.MX6Q rev1.6 at 792MHz CPU: Industrial temperature grade (-40C to 105C) at 38C Reset cause: POR I2C: ready DRAM: 1 GiB MMC: FSL_SDHC: 0, FSL_SDHC: 1 In: serial Out: serial Err: serial Model: Digi International ConnectCore 6 Single Board Computer. ConnectCore 6 SOM variant 0x02: Consumer quad-core 1.2GHz, 4GB eMMC, 1GB DDR3, -20/+70C, Wireless, Bluetooth, Kinetis Board: ConnectCore 6 SBC, version 3, ID 129 Boot device: MMC4 PMIC: DA9063, Device: 0x61, Variant: 0x60, Customer: 0x00, Config: 0x56 flash target is MMC:0 Net: FEC [PRIME] Fastboot: Normal Hit any key to stop autoboot: 0 =>
Information in the console log may vary. -
On the target, in U-Boot, execute the following command:
=> fastboot 0
-
On your development PC, change to the directory where you extracted the ZIP file:
$ cd <zip-folder>
-
Program the image files:
$ ./install_linux_fw_uuu.sh
-
Once the firmware is installed, the device boots automatically. The default username is root with no password.
While the recommended boot method is eMMC, you can also boot the image from a microSD card using the You must use a microSD with a minimum capacity of 8 GB. |