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| | motor voltages
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| Hello again, Thanks to all who responded to my query regarding motor chips on the Mini Board. Now that I have the more capable motor drivers installed, I want to lower the voltage that my motors see. They are getting straight 9V from the motor chips (...) (28 years ago, 23-Feb-97, to lugnet.robotics.handyboard)
| | | | Re: motor voltages
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| I (...) Use a couple power diodes in series with the motor power supply, _NOT_ the motor itself. You'll need pretty heafty diodes if you go this route. A typical Si diode drops between 0.6 and 0.7 volts when forward biased. String a few together and (...) (28 years ago, 23-Feb-97, to lugnet.robotics.handyboard)
| | | | IR collision avoidance
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| Howdy, Is there anyone out there that can explain programming IC for IR collision avoidance. I have read the mobile robots book and everything in the IC manual I downloaded and the 6.270 hardware info but still haven't got a good grasp of the best (...) (28 years ago, 22-Feb-97, to lugnet.robotics.handyboard)
| | | | Re: motor drivers
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| David, You can replace the L293 on your MiniBoard with the TI SN754410 with no adverse effects. The two chips are pin-for-pin compatible. - Prabal (...) (28 years ago, 22-Feb-97, to lugnet.robotics.handyboard)
| | | | motor drivers
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| Hi all, I am running some motors from a Mini Board and I want to up the current output of the board. I have noticed that the motor drivers on the MB are the L293 chips just like the Handy Board. Now if the 1 Amp motor chips that many Handy Board (...) (28 years ago, 21-Feb-97, to lugnet.robotics.handyboard)
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