 | | Re: Modem Cable
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It is straight-thru. Please note that if you are connecting from a 9-pin male PC port to the HB interface's 25-pin female, the means that you have the following mapping: DB-9 DB-25 2 3 3 2 5 7 In other words, the same cable as you would use to (...) (27 years ago, 5-Feb-98, to lugnet.robotics.handyboard)
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| | encoder function
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The encoder function pages say that for the fast encoder, the refresh rate is only 1 KHz. That is it can make only 1000 increments in a second. If I have an encoder that has a change rate on the order of a micro second, is there any reasonable way (...) (27 years ago, 5-Feb-98, to lugnet.robotics.handyboard)
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| | Modem Cable
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The "modem cable" used to connect the computer to the serial interface/charger: Is this a "null modem" cable with the transmit & receive lines (pins 2 & 3) crossed, or is is a straight pin-to-pin serial cable? Thanks, Brett Anthony Research (...) (27 years ago, 5-Feb-98, to lugnet.robotics.handyboard)
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| | Re: Problems starting IC
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Maarten -- Quickly I can make the guess that your local copy of PCODE_HB.S19 is corrupt. The fact that PCODER22.S19 works indicates there's nothing wrong with your board. Try re-downloading PCODE_HB.S19 from the web site? Fred In your message you (...) (27 years ago, 5-Feb-98, to lugnet.robotics.handyboard)
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| | Problems starting IC
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I'm at the phase of bringing up a handyboard till a point where I have to start IC for the first time (chapter 6.0.5). I did succeed to download the PCODE_HB.S19 code and the board is starting with a beep and the IC startup message. So, that seems (...) (27 years ago, 5-Feb-98, to lugnet.robotics.handyboard)
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| | Re: Connecting a second sonar module
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(...) Sure, there's no reason you could set it up to use PD4, PD5, and TIC3 for a 2nd sonar. you might be able to get away with some signal multiplexing, assuming you're only firing one sonar at a time. i could see the BINH being no problem. For (...) (27 years ago, 5-Feb-98, to lugnet.robotics.handyboard)
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| | Re: 9600 Baud / help with pa7
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(...) Perhaps you have the RJ11 cable wired wrong. Make sure you have the ground signal and the data from pa7/digital 9 connected. see below... (...) Looking at the digital and analog sensor headers: live signal [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ (...) (27 years ago, 5-Feb-98, to lugnet.robotics.handyboard)
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| | Config reg.
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Using DL pcode_hb.s19 I got the following msg about 12 times, only on the 811e2 chips, the A1'a I could set the config to anything and change it back. Please place board in download mode and press RETURN To quit, press Q For help, press H (...) (27 years ago, 4-Feb-98, to lugnet.robotics.handyboard)
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| | Smooth PWM routines
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We are using the handyboard to control our mobile robot and wish to install the Skidmore smooth PWM routines as provided on the Handyboard web site. We are using Dunfield micro-C compiler version 3.1 in Windows95 along with the handyboard library (...) (27 years ago, 4-Feb-98, to lugnet.robotics.handyboard)
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| | 9600 Baud
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I'm sure that this has been posted tons of times, but I am trying to use the 9600 serial library. I can't seem to get anything to echo on Zterm. I used a phone cable and hooked it up to digital port 9, and then to the HB serial/charger. I get (...) (27 years ago, 4-Feb-98, to lugnet.robotics.handyboard)
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