Aries Embedded MCVEVP Посібник із швидкого старту - Сторінка 15

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CHAPTER

THREE

UPDATE EMMC MEMORY

This guide explains how to update the content of the eMMC memory on MCV.

This instruction is based on the assumption that MCV is operational and hosts on a valid image in the eMMC memory,

i.e. U-Boot and Linux provided in default conﬁguration, provided by the factory.

The Initial Operation, explained in this guide must be performed. The kit must still be powered off after completing

the initial operation.

Open a console1 on your host PC.

Connect a USB A-miniB cable from your PC to the USB-connector P201 on MCVEVP

Connect the serial port of your PC to the UART0 on the P21 DSUB9 connector on MCVEVP

Open a console2 on your host PC and start kermit/minicom, connect to your target:

mcv@aries-lp-01:~$ minicom

Willkommen zu minicom 2.7

Optionen: I18n

Übersetzt am Feb

7 2016, 13:37:27.

Port /dev/ttyUSB0, 12:10:31

Drücken Sie CTRL-A

Z für Hilfe zu speziellen Tasten

Connect the power supply to your MCVEVP, MCV starts booting and you will get something like the following output.

Interrupt the boot countdown in U-Boot:

U-Boot SPL 2016.11 (Jan 10 2017 - 20:16:15)

sdram_calibration_full: Preparing to start memory calibration

debug_mem_calibrate: CALIBRATION PASSED

debug_mem_calibrate: Calibration complete

Trying to boot from MMC1

U-Boot 2017.09 (Dec 05 2017 - 17:00:45 +0100)