Variscite DART-MX8M User manual

DART-MX8M based on NXP i.MX8M
Evaluation Kit Quick Start Guide
Features:
1. 5V PWR IN (J4)
2. Gigabit Ethernet (J5)
3. USB 3.0 OTG (J6)
4. USB 3.0 Host P2(J7)
5. USB 3.0 Host P1(J8)
6. SD-MMC (J9)
7. USB Debug (J10)
8. RTC BAT. Slot (JBT1)
9. Dual MIPI-CSI (J11)
10. Mini PCIe #1 (J23)
11. UART, I2C (J12)
12. SAI2, SAI5 (J13)
13. FAN 5V (J24)
14. GPIO, SPDIF (J14)
15. SAI1 (J25)
16. LVDS CH0 (J15)
17. LVDS CH1 (J26)
18. ECSPI, Host wake (J16)
19. Resistive Touch (J17)
20. Capacitive Touch (J18)
21. HDMI (J19)
22. User Buttons (SW1-TOP: SW4-BOT)
23. Reset Button (SW5)
24. ON/OFF Button (SW6)
25. Line In (J21)
26. Boot Select Switch (SW7)
27. Headphones (J22)
28. Power ON (SW8)
Evaluation kit initial Setup
1. Carefully remove the 7” LCD and VAR-
DT8MCustomBoard from the package.
2. Connect the 7” LCD Display and Touch cables to
the Evaluation Kit connectors J15, J18
respectively.
Note:
Display cable – connect cable with RED wires on
pin 1 side
Touch cable – connect cable with metal contacts
facing down.
3. Plug the USB type A to micro B cable between the
USB debug connector (J10) and a PC USB port.
4. Peel off the plastic layer on the bottom of the heat
sink and place the exposed sticky surface on top
of the SOC.

P/N VSS0144 - v1.1
DART-MX8M based on NXP i.MX8M
Evaluation Kit Quick Start Guide
Setting the Host PC for Debug
1. Download any PC terminal program.
Variscite suggests using Putty
2. Set PC terminal software parameters as
follows:
- Baud Rate: 115200
- Data bits: 8
- Stop bits: 1
- Parity: None
- Flow Control: None
Using Default file System
1. For eMMC boot:
Set Boot select switch (SW7) to eMMC
position, will boot from DART-MX8M eMMC.
2. Plug the wall adapter into the 5V power jack
(J4) and to a 120VAC~240VAC power
source.
3. Set Power ON switch to ON state.
4. Boot messages are printed within PC’s
terminal window.
Booting from micro SD Card
The microSD card is supplied within the
package. The image can be also downloaded
from Variscite FTP site:
ftp://customerv:[e-mail]/DA
RT-MX8M/Software/
1. Set Power ON (SW4) to off state.
2. Set Boot select switch (SW7) to SD side in
order to boot from SD Card.
3. Push microSD card into the microSD card
slot (J9) of the VAR-DT8MCustomBoard.
4. Set Power ON switch to ON state.
5. Boot messages are printed within PC’s
terminal window.
Burning Recovery File System
Please refer to Variscite’s wiki pages at:
http://variwiki.com/index.php?title=Yocto_Re
covery_SD_card_latest
Additional Support Links
1. Wiki pages:
http://variwiki.com/index.php?title=DART-
MX8M
2. VAR-DVK-DT8M:
https://www.variscite.com/products/evaluatio
n-kits/dart-mx8m-kits/
3. DART-MX8M:
https://www.variscite.com/products/system-
on-module-som/cortex-a53-krait/dart-mx8m-
nxp-imx-8m/
4. VAR-DT8MCustomBoard:
https://www.variscite.com/products/single-
board-computers/var-dt8mcustomboard/
5. Customer portal:
https://varisciteportal.axosoft.com/login
Thank you for purchasing Variscite’s
product.
For additional assistance please
contact: [e-mail]