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by lightening_fingers
Sun Dec 02, 2012 6:49 pm
Forum: Advanced users
Topic: problematic ssh over wifi
Replies: 5
Views: 3165

Re: problematic ssh over wifi

sorry just to clarify, never had the pi connected both ethernet and wifi concurrently. What I ment was.... its previously been connected via ethernet, no SSH problems, then over wifi constant drop-outs or connection problems. yes I've cleared out the known_hosts. and yes it was an ARP table problem....
by lightening_fingers
Sun Dec 02, 2012 6:37 pm
Forum: Automation, sensing and robotics
Topic: wifi robot for the lads
Replies: 9
Views: 2394

Re: wifi robot for the lads

Joan,

The h bridge I linked has arrived and works a treat, can I use it straight off of the raspberry pi GPIO output, or do I need to level shift the 3.3V GPIO up to 5V for the h bridge module?

ta

LF
by lightening_fingers
Sat Nov 24, 2012 7:55 am
Forum: Automation, sensing and robotics
Topic: wifi robot for the lads
Replies: 9
Views: 2394

Re: wifi robot for the lads

at these sorts of prices I wnet for:

http://www.hobbytronics.co.uk/robotics/ ... ot-chassis

now to order up an H bridge.

S
by lightening_fingers
Fri Nov 23, 2012 8:57 pm
Forum: Automation, sensing and robotics
Topic: wifi robot for the lads
Replies: 9
Views: 2394

Re: wifi robot for the lads

Thanks joan, do you mean something like: http://www.hobbytronics.co.uk/robotics/mm-gear-motor-10 I presume I can use the H bridge driver from ebay that I linked to. Also it looks like these motors play nice at the 7.2V I'll have available. am I right in thinking that the H bridge board needs a pwm i...
by lightening_fingers
Fri Nov 23, 2012 8:37 pm
Forum: Automation, sensing and robotics
Topic: wifi robot for the lads
Replies: 9
Views: 2394

wifi robot for the lads

ok, so I'm somewhat of a long time lurker and heres my first real pi project. I've got a 7 year old and a 5 year old lad both itching to start a robotics project. we're going to go for a simple small mechano based wireless robot, controlled from an android tablet and hopefully eventually with a came...
by lightening_fingers
Fri Nov 23, 2012 12:01 pm
Forum: Advanced users
Topic: problematic ssh over wifi
Replies: 5
Views: 3165

Re: problematic ssh over wifi

ok so may have found my problem. BT homehub3 aaarrrrgggghhhh! looks like it may be associated with having connected my pi to the hub via ethernet AND wifi is causing the router problems. (name associated with 2 mac addresses?) i.e. it works on another wifi network stably with no problems. I can SSH ...
by lightening_fingers
Thu Nov 22, 2012 8:40 pm
Forum: Advanced users
Topic: problematic ssh over wifi
Replies: 5
Views: 3165

problematic ssh over wifi

I'm attempting to get ssh working over wifi to my pi from my iMac terminal. latest weedy linux with a edimax 7811, nice strong asus (nexus 7) power supply over lan everything is sweet. I can ping, ssh in and run remote X session. however once I've used the desktop wifi config tool and rebooted, I ge...

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