 | | Legos or Lejos
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Hello, I was wondering which OS to use for my RCX. ( Legos or Lejos) I've searched the internet and found out that Lejos is newer than Legos and had in the past not all the functions of Legos. Is there any change in this? I need the RCX to RCX (...) (24 years ago, 28-Aug-02, to lugnet.robotics.rcx.java, lugnet.robotics.rcx.legos)
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| | Re: Sensor port cross talk
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(...) Yes. I avoid using raw mode whenever possible because of the background fluctuations I see in sensor values. These could quite easily swamp the VM making the robot appear unresponsive. Whereever possible I use percentage values if I need (...) (24 years ago, 1-Aug-02, to lugnet.robotics.rcx.java)
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| | RE: Sensor port cross talk
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(...) If you've ever worked with multi-port A/D converters on a micro, and scanned all of the inputs you've been bitten by this one. It's caused by two things, parasitic capacitance on the chip itself and leakage between the lines going to the A/D (...) (24 years ago, 1-Aug-02, to lugnet.robotics.rcx.java, lugnet.robotics.rcx)
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| | Re: Sensor port cross talk
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This is certainly a known defect in the input circuitry in the RCX. I know nothing about other kernels apart from the standard Lego one (via NQC) but the results of my examining the problem indicated that the ports are scanned in reverse order, 3 - (...) (24 years ago, 1-Aug-02, to lugnet.robotics.rcx.java)
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| | Re: Any substitute to the default lego serial cable!
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Hi! all, Thanks for the replies, now I can use one null-modem cable with 2 DB-adapters to construct the cable for the RCX communicatoin. But the cost is about US$5.5. If the shipping fees to HK were not so high, I would perfer to buy the default (...) (24 years ago, 25-Jul-02, to lugnet.robotics.rcx.java)
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