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| I NEED TO KNOW THE EXACT STEPS TO CONNECT A NEW MOTOR POWER SUPPLY TO THE HANDYBOARD WHILE IS HAS THE EXTENSION BOARD CONNECTED TO IT. IT'S TO MY UNDERSTANDING THAT THE EXTENSION BOARD SHARES THE SAME SLOT AS THE NEW MOTOR POWER SUPPLY, IS THE ANY (...) (25 years ago, 14-Oct-99, to lugnet.robotics.handyboard)
| | | | | Re: NEW POWER SUPPLY
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| This was explained a week or two ago here on the list server. Check back and you'll find out what traces to cut, etc. However, I have found another way that is very simple, and does not require you to make difficult-to-fix cuts on your boards. Just (...) (25 years ago, 14-Oct-99, to lugnet.robotics.handyboard)
| | | | | Re: NEW POWER SUPPLY
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| Great solution Gary! How about just pulling the L293D/SN754410 from the U11 socket, bending pin-8 out and soldering the REALLY BIG battery positive lead to it, then soldering the negative lead to pin-1 without bending it out, and then reinstalling (...) (25 years ago, 14-Oct-99, to lugnet.robotics.handyboard)
| | | | | Re: NEW POWER SUPPLY
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| That is the same thing, except much easier. Plus we save donut money. However, we'd have to look at the effect of 7 volts reverse bias on the motor LED's. Plus, we'd have to make real sure not to short the bent pin 8 to the socket underneath it. (...) (25 years ago, 14-Oct-99, to lugnet.robotics.handyboard)
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