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Mux instructions

472 bytes added, 19:30, 13 February 2013
Overview
= Overview =
This wiki page has more detailed information about muxon IGEPv2. <br> Read general [[Mux configuration|this 'Mux configuration' page]] before use it. This article contains: <br>
*How-to disable some external peripherals to avoid interferences
=== UART3 in J960 ===
Edit igep.ini to disable serial debug, comment next linelines:
<pre>; Setup the Kernel console params
;console=ttyO2,115200n8;console=ttyS2,115200n8 ; Enable early printk;earlyprintk=serial,tty02,115200;earlyprintk=serial,ttyS2,115200 </pre>  Poky linux starts an user terminal at UART3, You must disable it to avoid interferences. Comment next lines in /etc/inittab: <pre># Normally not reached, but fallthrough in case of emergency.#z6:6:respawn:/sbin/sulogin#S:2345:respawn:/sbin/getty 115200 ttyO2# /sbin/getty invocations for the runlevels.</pre>  You can test new configuration using [[How to use UARTs|this tutorial]]<br>
=== GPIO in J990 ===
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