REL 1.2
Page 16 of 82
i.MX6 Qseven PMIC SOM Hardware User Guide
iWave Systems Technologies Pvt. Ltd.
2.5.1
Boot Mode Switch
i.MX6 Qseven PMIC SOM supports two positions Boot Mode Switch (SW2) which is physically located in the top of
the PCB. This switch is used to select the boot mode setting of i.MX6 CPU as explained in the below table.
Table 3: Boot Mode Settings Truth Table
Boot Mode Setting On
i.MX6 Qseven PMIC SOM
Description
SW2 (2 Position Switch)
POS1
POS2
Image
Internal Boot Mode
(Default)
In this mode, i.MX6 boot media is
selected by GPIO Pin’s settings.
OFF
ON
Boot From eFuses
In this mode, i.MX6 boot media is
selected by i.MX6 eFUSE settings.
Note: i.MX6 eFuse setting is not
modified by iWave from silicon
shipped value.
OFF
OFF
Serial Downloader Mode
In this mode, i.MX6 boot device
can be Programmed through its
USB OTG interface using MFG Tool.
ON
ON
ON - High
OFF - Low