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VAB

VABVAB

VAB-

-820 HMI Solution Pack

820 HMI Solution Pack820 HMI Solution Pack

820 HMI Solution Pack V

V V

V2.0

2.02.0

2.0 Development Guide

Development Guide Development Guide

Development Guide

4.1.1 Making a Micro SD card image

Be careful of the following instructions before making Micro SD card image:

If there is any mounted partition in Micro SD card, it should be unmounted

first. Then, to flash a Micro SD card image, run the following command:

$ umount /dev/sd<partition>

$ sudo dd if=via-image-x11-imx6qvab820.sdcard of=/dev/sd<partition>

bs=1M && sync

4.1.1 Setup U-boot parameters for Micro SD card

Connect the VAB-820 and host PC through J5 (COM2) of VAB-820. Run serial

port communications program (GtkTerm, Minicom…..) on host PC to receive

the booting message. Power on the VAB-820 and press any key to stop the

booting process as shown in Figure 2.

Figure

Figure Figure

Figure 2

2 U

U U

U-

-boot parameter

boot parameterboot parameter

boot parameter

VIA Technologies VAB-820 Development Guide

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