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2017
congatec
AG
SEVALm10
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4.2
Boot Selection
Use DIP switch M17 and M18 to select the boot source as shown in the table below. The LEDs D42 - D49 indicate the selected boot source.
Table 20 DIP Switch M17 / M18 Description
DIP M18
DIP M17
Boot
Source
M18.2
M18.1
M17.2
M17.1
OFF
ON
ON
ON
Carrier SATA
OFF
ON
ON
OFF
Carrier SDIO
OFF
ON
OFF
ON
Carrier eSPI
OFF
ON
OFF
OFF
Carrier SPI
OFF
OFF
ON
ON
Module device
OFF
OFF
ON
OFF
Remote boot
OFF
OFF
OFF
ON
Module eMMC
OFF
OFF
OFF
OFF
Module SPI
Note
Setting Switch 2 of DIP switch M18 (HOLD# signal) to ON pauses the boot device.
4.3
Force Recovery
Use jumper X45 to operate the SMARC module in force recovery mode. For more information about this mode, refer to the module’s manual.
Table 21 Jumper X45 Description
Pin
Configuration
1-2
Normal operation (default)
2-3
Force recovery mode
Connector Type
X45: 2.54 mm grid jumper
D42
D43
D44
D45
D46
D47
D48
D49
SATA
SDIO
eSPI
Carrier SPI
Module NOR
Remote
eMMC
Module SPI
1
2
0N
M17
1
2
0N
M18
2
3
1
Jumper X45