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User's Manual l MBLX2160A UM 0101 l © 2022, TQ-Systems GmbH
Page 12
3.1.3
Boot source
The boot source of the MBLX2160A is selected with signals BOOT_SRC[2:0] via DIP switch S1. Pull-ups to 3.3 V are populated on
the TQMLX2160A.
Table 6:
Boot source selection, DIP switch S1
BOOT_SRC2 (S1-3)
BOOT_SRC1 (S1-2)
BOOT_SRC0 (S1-1)
Boot source
1
1
1
NOR flash
1
1
0
SD card
1
0
1
eMMC
1
0
0
I²C
0
1
1
XSPI – NAND 2 KB
0
1
0
XSPI – NAND 4 KB
0
0
1
Hard Coded Option
0
0
0
TBD
Graphical illustration of the DIP switch positions for the three most common boot sources:
The boot source is shown on the status display in the "Settings"
"DIP S1" menu.