TSoM Evaluation
Kit User Manual
10
www.terasic.com
July 26, 2019
Figure 3-2 Boot device for HPS on the TsoM evaluation kit
As described in section 3.1 of the TSoM module manual, the SD card shares the same HPS data bus
as the eMMC flash. Therefore, only one of these two storage devices can be used to boot HPS at the
same time. Users can switch between the two boot devices through the switch SW1 on the TSOM
module board (See
Figure 3-3
). The factory default boot device is SD card interface (SW1 is set to
"ON" position).
Figure 3-3 eMMC/SD Card select switch
The QSPI Flash is the option function and don’t install on the board . Users can apply it on their
own if needed.
After the user installs the QSPI flash, user can adjust the SW2 on the back of the
). Switch it to “ON” position that will change the HPS boot
source to QSPI flash.
Summary of Contents for TSOM
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