 | | Reflectance sensor hook up??
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I was looking on the Handy Board web page instructions on howw to wire sensors and motors to the HB. I thought that the two smaller ends went to ground and the longer transmitter side with a 330ohm resistor went to the 5v port and the longer recever (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | (Handy-B) wrong connection...
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Hello, I made a terrible mistake. By mistake I connected the pos. side of the powerheader (10 V) to the middle row of the digital ports (Vccc ; 5 V , (if I'm not mistaking)). With this action I probably blew up (a) component(s) on my handyboard. I (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | memory fault
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I was working with IR detectors this morning when this happened.... one detector was connected to the special detector port provided in the handy board. There was a second one connected to the first digital port. They were working fine and i was (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | Handyboard testing
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Have just got to the testing stage this lunch time and have a few problems. 1) When testing the motor ports the LEDs light up in the sequence M0 green - M0 red - M1 red - M1 green - M2 green - M2 red - M3 red - M3 green. This differs from the (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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| | handyboard stuff
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I,ve just received my Handyboard pcbs from Douglas Electronics and they were very quick in getting them over to me in the UK. I,ve just about got them chiped up and will be testing today. Books: In looking around for relevant books on the 68HC11 I (...) (28 years ago, 6-Dec-96, to lugnet.robotics.handyboard)
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