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Old 05-02-2012, 09:42 AM   #1
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Registered: May 2012
Posts: 3

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i m trying to glow LED in the parllel portdriver but the led is not glow
i have done all steps:
mknod /dev/parlelport c 250 0
chmod 666 /dev/parlelport
echo -n A >/dev/parlelport
cat /dev/parlelport

but when i reboot my system only D2 pin led is on.but after remove ppdev,lp,parport_pc
light goes off.then after that when i execute my driver led does not glow.
what the reason behind this plz tell me.major_number is 250

code is same as


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