SOM-DB5920 User Manual
24
Figure 3.4 SOM-DB5920 A2 jumper and switch location
3.5.1
Jumper Settings
J119
LAD1
J102
CN10
CN11
J103
J15
J11
CB_PWROK
GPIO_SDIO_SEL
J116
J14
J100
BIOS_DIS0
SW1-SW10
BIOS_DIS1
J18
J101
J9
J8
J10
J120
SW_LAD
J104
J16
J121
J108
IJ
IJ
Ő
ŏ
Table 3.12: BIOS_DIS0/IOS_DIS1 BIOS Disable0, BIOS Disable1
BIOS_DIS1#
(J3)
BIOS_DIS0#
(J2)
Chipset
SPI CS1#
Destination
Chipset
SPI CS0#
Destination
Carrier
SPI_CS#
SPI
Descriptor BIOS Entry
2-3 (1)
2-3 (1)
Module
Module
High
Module
SPI0/SPI1
[Default]
1-2 (0)
2-3 (1)
Module
Carrier
SPI0
Carrier
SPI0/SPI1
1-2 (0)
1-2 (0)
Carrier
Module
SPI1
Module
SPI0/SPI1
Table 3.13: J1, GPIO_SDIO_SEL (A1)
GPIO_SDIO_SEL (A2)
Pin
Function
1-2
SD card
2-3
GPIO [Default]
Summary of Contents for SOM-DB5920 A1
Page 1: ...User Manual SOM DB5920 A1 A2 Development Board for COM Express Type 7 Pin out ...
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Page 47: ...35 SOM DB5920 User Manual Chapter 3 Connectors and Jumper Settings ...