 | | Re: moving in a straight line with two motors? —Kekoa Proudfoot
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| | | (...) There needs to be a link to this somewhere: Peter Phillips pointed out a long while back (my messages from him are dated Sep 21) that the specs to the chip are here: (...) drivers. I don't know if he told the rest of the list about this, if (...) (26 years ago, 13-Nov-98, to lugnet.robotics)
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| | | | | Re: moving in a straight line with two motors? —Ben Laurie
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| | | | | (...) Aha. For those that can't be bothered to look, maximum output is 600 mA. It also tells us what the bits at 0xf000 do: 10: forwards 01: backwards 11: short (i.e. brake) 00: off (i.e. freewheel) Cheers, Ben. (26 years ago, 13-Nov-98, to lugnet.robotics)
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| | | | | Re: moving in a straight line with two motors? —Eric Brandwine
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| | | | (...) kp> There needs to be a link to this somewhere: kp> Peter Phillips pointed out a long while back (my messages from him are kp> dated Sep 21) that the specs to the chip are here: (...) kp> drivers. OK, 500mA per driver. Which, if the rest of my (...) (26 years ago, 13-Nov-98, to lugnet.robotics)
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| | | | | | Re: moving in a straight line with two motors? —Kekoa Proudfoot
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| | | | (...) This all depends. The table you gave (presumably from the date sheet), said: (...) Now, Lego uses Off to mean Brake and Float to Off ... (...) Well, you can set the motor to "float" and you do coast. (...) Please explain why there is (...) (26 years ago, 13-Nov-98, to lugnet.robotics)
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| | | | | | Re: moving in a straight line with two motors? —Kekoa Proudfoot
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| | | | (...) Hm. So I just reviewed the data sheet again, and it seems that there is indeed a significant current when the motor is shorted. That sucks. -Kekoa (26 years ago, 13-Nov-98, to lugnet.robotics)
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