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authorFrancis Rowe <info@gluglug.org.uk>2014-12-30 13:08:14 (EST)
committer Francis Rowe <info@gluglug.org.uk>2014-12-30 15:08:39 (EST)
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docs (bbb_setup.html): how to use FTDI debug on Beaglebone Black
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@@ -114,6 +114,19 @@
are done while SSH'd into a BBB.
</p>
<p>
+ You can also use a serial FTDI debug board, with GNU Screen (example):<br/>
+ # <b>screen /dev/ttyUSB0 115200</b><br/>
+ <a href="images/x200/ftdi.jpg">images/x200/ftdi.jpg</a> and
+ <a href="images/x200/ftdi_port.jpg">images/x200/ftdi_port.jpg</a>
+ show an FTDI debug board in use. With screen you can then login as root, like you would using SSH.<br/>
+ Using this, you can also see text output (from kernel, etc) when booting the machine.
+ </p>
+ <p>
+ You can also simply connect the USB cable from the BBB to another computer and a new network interface will appear,
+ with it's own IP address: this is the BBB. You can SSH into that. Or, you can (example):<br/>
+ # <b>screen /dev/ttyACM0 115200</b>
+ </p>
+ <p>
Since it's a bare board (no case) and you are also touching inside your X200, you should be earthed/grounded.
<a href="images/x200/strap.jpg">images/x200/strap.jpg</a> shows how I earthed myself. This is to prevent you
from causing any ESD damage. The surface that you place components on should also be earthed/grounded.
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