[FE training-materials-updates] BeagleBone flashing: add details

Michael Opdenacker michael.opdenacker at free-electrons.com
Thu Mar 26 17:23:17 CET 2015

Repository : git://git.free-electrons.com/training-materials.git

On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=fa0975f8e2f4a4a0c66eab2d6f1d63390968619d


commit fa0975f8e2f4a4a0c66eab2d6f1d63390968619d
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date:   Thu Mar 26 09:22:33 2015 -0700

    BeagleBone flashing: add details
    Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>


 lab-data/linux-kernel/bootloader/beaglebone-black/README.txt | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lab-data/linux-kernel/bootloader/beaglebone-black/README.txt b/lab-data/linux-kernel/bootloader/beaglebone-black/README.txt
index e17964c..8a65882 100644
--- a/lab-data/linux-kernel/bootloader/beaglebone-black/README.txt
+++ b/lab-data/linux-kernel/bootloader/beaglebone-black/README.txt
@@ -71,6 +71,12 @@ connectors), and release the button.
 After about 20 to 30 seconds, you should see the 4 LEDs next to the Ethernet
 connector turned on. This confirms that reflashing went well. You are done!
+Don't switch off the board violently by removing the USB power.
+Otherwise, you could damage some components (see the slides for details).
+To power off the board in a clean way, first press the POWER button for 8
+seconds and wait for the LEDs to switch off. Then you can safely
+remove the USB power.
 Fixing issues (if any)

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