 | | microphones and heat sensors
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I am a highschool intern trying to build a lego robot which models a housepet using the handy board. My task involves the robot sensing a "doorbell" and moving towards the sound. I will need to use microphones to accomplish this and I am wondering (...) (27 years ago, 12-Nov-97, to lugnet.robotics.handyboard)
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| | bit_set and Poke
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Could someone xplain the relationship that bit_set, bit_clear and poke / poke word have ? Specificallt in the bit_set code used for the motor control, 0x0e is placed before the bit values - why ? I geuess this is used to select the motor port, but (...) (27 years ago, 12-Nov-97, to lugnet.robotics.handyboard)
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| | UK SUPPLIERS OF PCBSDate: Tue, 11 Nov 1997 21:40:00 GMT
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Hi John, JJ> I am just writing to see if you still have the PCBs available. If Yeah, I do - the guy I originally emailed hasn't got back to me yet. Neither has anyone else actually! I'm just in the process of enquiring about ordering a Fingerboard (...) (27 years ago, 12-Nov-97, to lugnet.robotics.handyboard)
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| | Re: L239
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Chuck is correct. There are some other subtle differences between the D and E versions but the basic function and capability are the same. John Bachman (...) (27 years ago, 11-Nov-97, to lugnet.robotics.handyboard)
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| | RE: Burning hot motor driver chips.
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(...) I wouldn't say it's partially correct, I would just say that the drive motors used in RC (radio controlled) cars are picked out to make the car go fast, and hence require a lot of current to produce this speed. They are readily available at (...) (27 years ago, 11-Nov-97, to lugnet.robotics.handyboard)
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