VAR-SOM-AM43 based on TI AM437x
Evaluation Kit Quick Start Guide
3. Plug the USB type A to micro B cable between the USB debug connector (J22)
and a PC USB port.
4.
Plug the wall adapter’s connector into the VAR-AM43CustomBoard
5V power jack (J12).
Setting the Host PC for Debug
1. Download any PC terminal program. Variscite suggests using
2. Set PC terminal software parameters as follows:
- Baud Rate: 115200
- Data bits: 8
- Stop bits: 1
- Parity: None
- Flow Control: None
Booting from eMMC (Default file System)
1. Remove the SD-Card with boot SW from the carrier.
2. Set Boot select switch (SW1/SW2) as follows:
2.1. SW1 set to "2" (OFF)
2.2. SW2 set to "1" (ON)
3. Connect the 5V power supply to the carrier board.
4. Boot messages are printed in the
PC’s terminal window.
Booting from micro SD Card
The microSD card is supplied as part of the package. The image can
also be downloaded from Variscite's FTP site.
Please contact Variscite’s
1. Verify the following switch configuration:
4.1. SW1 set to "1" (ON)
4.2. SW2 set to "2" (OFF)
2. Push microSD card into the slot (J103) in the
VAR-AM43CustomBoard.
3. Connect 5V to the carrier board.
4. Boot messages are printed in the
PC’s terminal window.
Burning Recovery File System
Please refer to Variscite
’s wiki pages at:
https://variwiki.com/index.php?title=VAR-SOM-
AM43_Yocto_NAND_Recovery
Additional Support Links
1. Wiki pages:
https://variwiki.com/index.php?title=VAR-SOM-AM43
2. Customer portal:
https://varisciteportal.axosoft.com/login
3. VAR-SOM-AM43 Evaluation Kits:
https://www.variscite.com/product/evaluation-kits/var-som-am43-kits
4. VAR-SOM-AM43:
5. VAR-AM43CustomBoard:
https://www.variscite.com/product/single-board-computers/var-
am43customboard
Thank you for purchasing Variscite’s product.
For additional assistance please contact: