 | | Re: Sharp GP2D12 and Expansion Board
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Also, all the digital ports and servo ports work perfectly on the expansion board and everything works perfectly on the handyboard. "Robin Chahal" <rchahal@hotmail.com> wrote in message news:G5Goq4.B28@lugnet.com... (...) board (...) pull (...) With (...) (24 years ago, 12-Dec-00, to lugnet.robotics.handyboard)
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| | Re: Sharp GP2D12 and Expansion Board
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I've identified the problem a little more but still no idea how to fix it. Analog ports 24 to 31 on the expansion board do not work at all. Analog port 16 on the expansion board works perfectly. If I gound the input to any of analog ports 16 to 23 (...) (24 years ago, 12-Dec-00, to lugnet.robotics.handyboard)
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| | Re: IR Proximity Detector Kit
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Hi I can't find your code one lynxmotion! Please mail me a copy of the code or post it here in the list. Does anybody no where I can get a IR Proximity Detector Kit in Switzerland? Thanks Martin (24 years ago, 12-Dec-00, to lugnet.robotics.handyboard)
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| | Re: IR Proximity Detector Kit
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(...) I had my code posted at lynxmotion.. If you need the code let me know. (24 years ago, 6-Dec-00, to lugnet.robotics.handyboard)
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| | Apologies for failed Egg Hunt robot webcast Sunday
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I am very sorry that the advertized webcast of our robotic Egg Hunt at the Cleveland Great Lakes Science Center did not work. GLSC changed the configuration of their firewall after we had done our test webcasts, which blocked all our network (...) (24 years ago, 11-Dec-00, to lugnet.robotics.handyboard)
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| | Serial reception problems
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I seem to have problems send data from the Handyboard. When I start IC and download the pcode, the handyboard seems to receive it just fine (the LED flickers). And I monitored the transmission pin with an oscilloscope and it seems to send just fine. (...) (24 years ago, 11-Dec-00, to lugnet.robotics.handyboard)
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| | Autonomous Robotics Egg Hunt live webcast *TODAY*
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Today (Sunday, 10 December 2000) is the public Egg Hunt competition for my Autonomous Robotics class at Case Western Reserve University (CWRU). This semester we are again on location at the Great Lakes Science Center in downtown Cleveland, Ohio. (...) (24 years ago, 10-Dec-00, to lugnet.robotics.handyboard)
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| | Re: Sharp GP2D12 and Expansion Board
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I tried replacing the MUX...that wasn't it. I just noticed that I can read analog(19) through analog(16) but I can't read analog(19) directly...must be an address problem....the question is where. "Robin Chahal" <rchahal@hotmail.com> wrote in (...) (24 years ago, 7-Dec-00, to lugnet.robotics.handyboard)
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| | Re: printf question
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Ooops. Sent from a non authorized account and bounced... (...) ----- Original Message ----- From: "Nick Golder" <purenrg@iastate.edu> To: <lugnet.robotics.han...ugnet.com> Sent: Monday, December 04, 2000 11:41 AM Subject: Re: printf question (...) (...) (24 years ago, 6-Dec-00, to lugnet.robotics.handyboard)
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| | hc11 family
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Hi. Let me start by giving thanks to all those that have answered my question. I have one last silly question. Now that I have gotten my application to work on handyboard, does that means that I can migrate my application to any 68HC11 chips? And (...) (24 years ago, 6-Dec-00, to lugnet.robotics.handyboard)
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| | Re: IR Proximity Detector Kit
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Hello!!! If you still have question on how to use the proximity IRPD module, e-mail I have a program to make work. I used it with the handy board. (24 years ago, 6-Dec-00, to lugnet.robotics.handyboard)
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| | Re: IR Proximity Detector Kit
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(...) (24 years ago, 5-Dec-00, to lugnet.robotics.handyboard)
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| | Re: Sharp GP2D12 and Expansion Board
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When I connect the ground to the analog input for ports 17 to 24 I still read the value 250, when I get the value 0 on any other analog port including port 16. Does this mean my 74HC4051 chip is dead??? "Robin Chahal" <rchahal@hotmail.com> wrote in (...) (24 years ago, 5-Dec-00, to lugnet.robotics.handyboard)
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| | Debugging the HB - Download to a partially assembled board.
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Dear all, I am assembling the HB and I have just reached the phase in which you assemble the MC6811 and the serial line and do the first download test. I have also tried the serial line on the I/C board using HyperTerminal and works just fine. The (...) (24 years ago, 4-Dec-00, to lugnet.robotics.handyboard)
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| | Re: printf question
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I have also tried this idea. Thanks for the suggestion though. To be more exact about the character I am getting though, it is a letter Y with two dashes in it. Each dash being a third from the top and a third from the bottom. I am at my wits end. (...) (24 years ago, 4-Dec-00, to lugnet.robotics.handyboard)
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| | Miniboard downloader that works in W95?
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I know the Miniboard is kind of passe', but I have one and I think its a pretty cool item. I have the freebe ICC11 and Miniboard libs already and everything works great. But, I have to run everything in DOS, which is a pain. I've tried three (...) (24 years ago, 4-Dec-00, to lugnet.robotics.handyboard)
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| | Re: timeout on serial
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Try using the 6811 Downloader MCL PPC program to do the download. It's in the software/utils page. Fred In your message you said: (...) HB (...) ". (...) (24 years ago, 4-Dec-00, to lugnet.robotics.handyboard)
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| | timeout on serial
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I am trying to download IC to handyboard. I have G4 and I am using serial to USB converter. Every time I put the board in download mode and hit "IC board HB 7.2 modem" I get an error "Timeout on serial receive. 256 chars left to receive. Perhaps the (...) (24 years ago, 4-Dec-00, to lugnet.robotics.handyboard)
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| | printf question
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I am having a problem with this line: printf("\\n"); It is print some strange ASCII character that looks like an upside down broom and I need it to print just a "\" (minus the parenths of course). I have also tried this: int d; d=92; printf("%c",d); (...) (24 years ago, 4-Dec-00, to lugnet.robotics.handyboard)
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| | Sharp GP2D12 and Expansion Board
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Get a load of this... I have 2 handyboards and 2 expansion boards. I cut the traces to the pull up resistors for analog port 0 on both boards. One handyboard/expansion board worked perfectly with the Sharp GP2D12 analog IR range finder. With the (...) (24 years ago, 1-Dec-00, to lugnet.robotics.handyboard)
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| | Re: HELP!! Dead board
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You shouldn't be seeing voltages over 5v anywhere in the logic circuits. Test if the 7805 is producing more than 5v, or if the RAM circuit (which is on a separate regulator) has more than 5v. In practice I'd rarely see more than a 0.2v error from (...) (24 years ago, 30-Nov-00, to lugnet.robotics.handyboard)
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| | HELP!! Dead board
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Hi, I've a dead board here and don't know what to do anymore... The following is happening: I can download the pcode to the board, but when I then try to reset the board, the IC message won't show up on the display, there won't be any beep, and IC (...) (24 years ago, 29-Nov-00, to lugnet.robotics.handyboard)
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| | expansion board ?
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i am using the handyboard/expansion board and am using servos for movement i want to be able to have the motors stop in response to a pushbutton being pressed. the button is hooked to the digital in (port 7) on the handyboard here is my code for the (...) (24 years ago, 27-Nov-00, to lugnet.robotics.handyboard)
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| | sbasic11
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has anyone used sbasic or any other form of basic on the handyboard and can they share there info on how to set it all up thanks Justin (24 years ago, 27-Nov-00, to lugnet.robotics.handyboard)
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| | Connect a wireless modem to HandyBoard?
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Hi Everyone there! I am relatively new to the HandyBoard ( and for that matter, the robot scene in general ) I would like to know if anyone out there can advise me on whether it might be possible to connect a wireless modem to a HandyBoard? I was (...) (24 years ago, 27-Nov-00, to lugnet.robotics.handyboard)
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| | handyboard ?
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can someone please post some example code of how to read the state of a pushbutton connected to one of the expansion board inputs i wish to use it to stop a motor routine also can anyone recommend a good cheap stepper controller for use with the (...) (24 years ago, 26-Nov-00, to lugnet.robotics.handyboard)
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| | Fun with HTML
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I've started playing around a bit with HTML and I've been creating a web site of sorts. I invite you to visit it at (URL) so far there isn't enough content but I'm more able to update this site than my previous one. --Chuck (24 years ago, 26-Nov-00, to lugnet.robotics.handyboard)
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| | Problems with sonar
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Hi I've tried to use the overflow flag to measure distances greater than 2.7m with the polaroid sonar. I've added the following line to the sonar_init(): bit_clear(0x1024,0x80); /* clear TOI, no Timer Overflow Interrupt */ I think the overflow flag (...) (24 years ago, 23-Nov-00, to lugnet.robotics.handyboard)
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| | serial comm again
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Hi. Thanks to all who had answered... unfortunately, I am still facing difficulties..(maybe i am not good enough!) Anyway, I have another question to ask... When I tried to do a loop-back test by connecting the TD and RD pin of the handyboard (...) (24 years ago, 23-Nov-00, to lugnet.robotics.handyboard)
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| | Re: Reading encoder forward/reverse
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(...) Hello Richard I think you should use a Gray code (consecutive decimal numbers are represented by binary expressions that differ in the state of one, and only one, one bit. Synonym: reflected or mirrored code). Its very simple for two bits: 00 (...) (24 years ago, 22-Nov-00, to lugnet.robotics.handyboard)
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| | Reading encoder forward/reverse
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I would like to tell which way my optical incremental encoder is turning. It has two outputs, one offsett from the other. Is there any library around that can count and give direction? (the "encoders.c" functions seem to only count regardless of (...) (24 years ago, 21-Nov-00, to lugnet.robotics.handyboard)
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| | Re: Some Sonar Data
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Excellent work! Gary Livick (...) (24 years ago, 20-Nov-00, to lugnet.robotics.handyboard)
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| | Some Sonar Data
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A simple experiment I was doing earlier today showing the effects of delay between multiple pings of the sonar (to let echos die down, etc): (URL) a by-product, it has some kind of neat pictures showing the accuracy and such of the sonar, if you're (...) (24 years ago, 19-Nov-00, to lugnet.robotics.handyboard)
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| | Re: GP2D02 driver affecting motor outputs?
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Well, since I wrote it, I suppose I should fix it. I need a day or so. Gary Livick (...) (24 years ago, 18-Nov-00, to lugnet.robotics.handyboard)
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| | GP2D02 driver affecting motor outputs?
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I connect a motor to a motor output on my handyboard and it works fine. I start running the program found here: (URL) program continuously collects data from a GP2D02 sensor. A motor that is working before I start collecting data starts running at (...) (24 years ago, 18-Nov-00, to lugnet.robotics.handyboard)
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| | Commapi
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I've been trying to use commapi to have my pc communicate with the HB. It seems to be more or less set up properly as I can send characters to the HB. There's a little oddity there as it seems to send an extra character to the HB. If I have just a (...) (24 years ago, 16-Nov-00, to lugnet.robotics.handyboard)
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| | polaroid sonar again
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I think I have more of a problem with the my ranging module than before. I'm getting 2000 to 3000 ticks regardless of what's in front of the transducer. Earlier, I was getting various values. I did accidently turn the thing on without the tranducer (...) (24 years ago, 12-Nov-00, to lugnet.robotics.handyboard)
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| | Re: polaroid sonar
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(...) In my experiments I have found that in using the Polaroid boards you have to be very careful of ground loops and making sure you give adequate time for the board to reset and that cap on the power line to recharge. I used to get a weird value (...) (24 years ago, 12-Nov-00, to lugnet.robotics.handyboard)
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| | polaroid sonar
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I just hooked up a polaroid sonar module with the suggested capacitor, and it does work for the most part. Unfortunately about every 5th value (using the display_sonar function) is markedly different that the others, half the reading or so. Is this (...) (24 years ago, 12-Nov-00, to lugnet.robotics.handyboard)
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| | An analysis of Rich Drushel's lock_process() errors
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An analysis of lock_process() errors. My lock_process(float sec) library code has some bugs in it. After some digging around in the pcode assembly source, and some test programs in IC, I have determined the cause of the bugs. What to do about them, (...) (24 years ago, 11-Nov-00, to lugnet.robotics.handyboard)
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