Freescale Semiconductor i.MX28 EVK, Быстрый старт

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i.MX28 EVK Board Jumper
and Switch Options
Reference
Designator
Name Setting Description
S1
Battery source
select switch
BATT
The battery source is a real Li-ion battery connected to either
J85 or J86.
*REG* The battery source is the EVK on-board 4.2V regulator.
S2
Boot mode
select switch
*B3* *B2* *B1* *B0*
*1* *0* *0* *1*
The i.MX28 processor will boot from the i.MX28 SSP0 port,
which is SD card Socket 0.
- - - -
For other boot mode switch settings, refer to the silkscreen table
on the EVK board.
S3
USB 5V power
switch
ON
USB 5V power from the USB micro AB jack is connected to the
EVK board.
*OFF*
USB 5V power from the USB micro AB jack is disconnected from
the EVK board.
S7 Hold switch
ON The user keys are locked.
*OFF*
The user keys are unlocked.
The following is a list of all the jumper options. The *default* jumper and switch settings are shown in
bold
with asterisks.
Downloaded from Elcodis.com electronic components distributor