Variscite VAR-SOM-MX8X User manual

VAR-SOM-MX8X based on NXP i.MX 8X
Evaluation Kit Quick Start Guide
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Features:
1. Power ON Switch (SW7)
2. 12V DC In Jack (J24)
3. USB Debug (J29)
4. micro SD Card slot (J28)
5. SATA Power (J22)
6. micro SATA Connector (J27)
7. USB 3.0 OTG (J26)
8. USB 2.0 Host (J23)
9. Gigabit Ethernet #0 (J21)
10. Gigabit Ethernet #1 (J20)
11. MIPI-CSI Camera connector [optional] (J19)
12. Miscellaneous Header (J17)
13. HDMI/ Parallel Camera connector [optional] (J13)
14. Mini PCI Express Connector (J15)
15. DSI/QSPI/ADC Header (J3)
16. SOM Connector (J1)
17. LVDS#B Header (J5)
18. LVDS#A Header (J7)
19. Fan Power Connector (J9)
20. Digital Microphone (U1)
21. Resistive Touch (J10)
22. Capacitive Touch (J11)
23. User Buttons (SW1, SW2, SW4)
24. Line-In Connector (J12)
25. Headphones Connector (J14)
26. Boot Select Switch (SW3)
27. SAI/I2C/SPI/CAN Header (J16)
28. Reset Button (SW5)
29. PWR Select Switch (SW6)
30. UART/PWM Header (J18)
31. RTC Battery Holder (JBT1)
Evaluation kit initial Setup
1. Carefully remove the 7” LCD and
Symphony-Board from the package.
2. Connect the 7” LCD Display and Touch
cables to the Evaluation Kit connectors J7,
J11 respectively.
Note:
Display cable –connect the cable with the red
wire on pin 1.
Touch cable –connect the cable with the
metal contacts facing down.
3. Plug the USBtypeAtomicroBcablebetween
the USB debug connector (J29) and a PC
USB port.

P/N VSS0158A
VAR-SOM-MX8X based on NXP i.MX 8X
Evaluation Kit Quick Start Guide
Setting the host PC for debug
1. Download any PC terminal software (e.g.
Putty).
2. Set the PC terminal software parameters as
follows:
- Baud Rate: 115200
- Data bits: 8
- Stop bits: 1
- Parity: None
- Flow Control: None
Booting from eMMC
1. Set Boot select switch (SW3) to “Internal”
positionto boot from the VAR-SOM-MX8X
internal storage.
2. Plug the wall adapter into the 12V power
jack (J24) and to a 120VAC~240VAC power
source.
3. Set Power ON switch (SW7) to ON state.
4. Boot messages are printed within the PC
terminal window.
Booting from a micro SD card
The microSD card is supplied within the package.
Updated SD card images can also be downloaded
from the Variscite FTP server.
See more details in the recovery SD card section
in the Variscite Wiki pages.
1. Set Power ON switch (SW7) to off state.
2. Set Boot select switch (SW3)to “SD”position
in order to boot from SD Card.
3. Push microSD card into the microSD card
slot (J28) of the Symphony-Board.
4. Set Power ON switch (SW7) to ON state.
5. Boot messages are printed within PC’s
terminal window.
(Re-)Installing the file system to
eMMC
Please refer to the recovery SD card section in
the Variscite Wiki pages.
Links
oWiki page:
http://variwiki.com/index.php?title=VAR-SOM-
MX8X
oVAR-SOM-MX8X Evaluation kits:
https://www.variscite.com/product/evaluation-
kits/var-som-mx8x-evaluation-kits/
oVAR-SOM-MX8X System on Module:
https://www.variscite.com/product/cortex-
a35/var-som-mx8x-nxp-imx8x/
oSymphonycarrier board :
https://www.variscite.com/products/single-
board-computers/symphony-board/
oCustomer portal:
https://varisciteportal.axosoft.com/login
Thank you for purchasing Variscite’s
product.
For additional assistance please
contact: [e-mail]