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 | | re: ztx614
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| On Wed, 19 Mar 1997, Stefano Nardone wrote (...) Thanks! that was not clear, where did you find info on j7? Is there a IR transmitter in the parts list? I didn't see one? Do you know what to use for a transmitter? thanks, jm (28 years ago, 19-Mar-97, to lugnet.robotics.handyboard)
| | | | | LCD compatible
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| Does anyone have experience using a Truly MCC162A1-2 16x2 LCD? I bought one from Wirz electronics for the handyboard. In assembly step 6.something, it says to power it up and there should be *faint* segments lit, if they are dark check pin1 to (...) (28 years ago, 19-Mar-97, to lugnet.robotics.handyboard)
| | | | | re: ztx614
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| (...) How are you gonna get 100 ma through a 1k resistor biased by 5volts?? The max would be 5ma. I have *never* heard of a LED this size that can handle more than 20ma!! This LED is tiny. I don't know where pin one of the jumper goes to or its use (...) (28 years ago, 19-Mar-97, to lugnet.robotics.handyboard)
| | | | | re: ztx614
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| (...) I think it must better be a darlinghton and it must support enough current: if you want to get 0.1A or more pulsed current in the IR led, the transistor must have a rather high current gain, more than that of an ordinary npn trans (by the way (...) (28 years ago, 19-Mar-97, to lugnet.robotics.handyboard)
| | | | | system time and casting
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| Hej >joema@mpx.com.au wrote: >When I try to use the system time as part of an expression >in an if-else statement I get an error message while >trying to download to the board. Goes something like : >type <float> cannot be used in a conditional >Is (...) (28 years ago, 19-Mar-97, to lugnet.robotics.handyboard)
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