 | | RE: RCX Tower Internals —Ralph Hempel
| | | | Kekoa wrote... (...) This might be a really simpleminded circuit. As far as I can tell there are a pair of 132's (simple HC logic chips) - one for each direction. They implement direct echo back, which implies that the channel is really only half (...) (25 years ago, 10-Jun-99, to lugnet.robotics.rcx)
| | | | | | | | | | Re: RCX Tower Internals —Kekoa Proudfoot
| | | | | (...) I'm pretty sure the echo is not direct, it goes out through the emitters and back into the receiver. This is demonstrated by varying the lighting conditions and/or the baud rate and noting the response. If the echo were direct, you'd receive (...) (25 years ago, 10-Jun-99, to lugnet.robotics.rcx)
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