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 | | Broken DS1233-10?
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| Hello! I've started work on my Handy Board again, after a brief wait for the memory to arrive, and as soon as I plugged in the boad, I had a problem. I first noticed when I tried to put the board into bootstrap mode, as detailed at the end of (...) (28 years ago, 26-Mar-97, to lugnet.robotics.handyboard)
| | | | | Neglection of U8 on Parts List
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| I am not sure how significant this is but page 35 of the assembly instructions lists U8 as a 74HC374 and not a 74HC373 chip as the sender indicates. (...) William F. Conroy III conroyw@acm.org Lt Col, USAF (28 years ago, 26-Mar-97, to lugnet.robotics.handyboard)
| | | | | Re: HB IR port
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| Hi Terry, I believe the transmitter circuit already include the 40Khz carrier. You need to write code to modulate the carrier with the low frequency of your information that you want to transmit too. You can do it with simple on/off at the lower (...) (28 years ago, 26-Mar-97, to lugnet.robotics.handyboard)
| | | | | Re: Odometers
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| "You pass this way but once, do it right" (...) Exactly the problem. So I've kind of rigged my motor code to take care to create more than 7 speeds. For instance, by alternating between to levels of PWM very quickly you can fake more motor speed (...) (28 years ago, 26-Mar-97, to lugnet.robotics.handyboard)
| | | | | Re: Flame detection (Cool Sensor....)
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| (...) Yoni, (everyone else) An interesting site: www.infusionsystems.com These guys produce some interesting sensors. Cheers! (28 years ago, 26-Mar-97, to lugnet.robotics.handyboard)
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