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 | | Re: Questions about Differential
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| (...) Try using the IR Port as a proximity sensor as has been discussed in this newsgroup. Search for subject: IR Port as Proximity Sensor. One guy put up a website w/ sample Botcode program to do this. Here is a NQC program called IRPing that puts (...) (26 years ago, 12-Jan-99, to lugnet.robotics)
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| | LEGO Robot Arena page is up
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| Hello, I've put up a page describing my upcoming Mindstorms robot fighting tournament in San Jose, California: (URL) also received some e-mail from someone who is interested in an east coast event (Sarasota, Florida). If you're on the EAST coast and (...) (26 years ago, 11-Jan-99, to lugnet.robotics)
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| | Re: CyberMaster - Problems with SPIRIT.OCX and Delphi
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| Ok, perhaps I wasn't clear enough. I can communicate with the CyberMaster all right through the SPIRIT.OCX, but, I can not get the callbacks to fire. The ocx is supposed to fire an event, for example, when a download is done, and then there is the (...) (26 years ago, 4-Jan-99, to lugnet.robotics)
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| | Communicating with IR tower
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| The standard way for doing this is to use variable 0 on the RCX. Te robot can set it to a specific valu when it needs something. The PC can use the SetEvent command and the VariableChange event handler to check whether the variable changes. (...) (26 years ago, 10-Dec-98, to lugnet.robotics)
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event
(score: 0.138)
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| | 2 RCX communication on the same model
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| If you set a motor_out to free wheel, and attached the output end to another RCX input for a touch sensor, could you simulate a touch event by turning of free wheel for a moment? If so is there any way that different messages could be sent like: (...) (26 years ago, 9-Dec-98, to lugnet.robotics)
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| | bugs 'n bumpers
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| It's bad enough trying to explain to friends and family why I play with Lego, but the ultimate humiliation came when I was down on all fours, nose down, rear end up, pursuing a roach to study. You set me up, right? The marvel of engineering tucked (...) (26 years ago, 7-Dec-98, to lugnet.robotics)
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event
(score: 0.138)
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| | Re: Apple Microphones
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| (...) I would only caution you that there are two types of microphones for the Mac -- regular mics and "PlainTalk" microphones. I suspect you are talking about a PlainTalk mic. The obvious distinguishing difference is the "longer than normal" male (...) (26 years ago, 4-Dec-98, to lugnet.robotics.handyboard)
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(score: 0.138)
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| | Re: voice synthesis
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| (...) Actually Radio Shack didn't lie, the chips Jeff are referring to are the SP0256 Allophone synthesizer from General Instrument and the CTS244 text to speech processor, also from GI. The CTS244 was actually a mask programmed PIC chip but it (...) (27 years ago, 1-Jul-97, to lugnet.robotics.handyboard)
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mask
(score: 0.136)
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| | Subtasks quitting before completing
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| I saw some posts during the last three days about subtasks quitting before completing. I never saw a solution, so I will re-ask the question. If my robot triggers a touch sensor and before it completes all of the commands in that group of commands (...) (26 years ago, 9-Nov-98, to lugnet.robotics)
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event
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| | Re: System Interrupts & frequency counting
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| (...) I'm unfamiliar with the workings of IC, but if your interrupt service routine is sufficiently short, and you don't reset the interrupt mask to enable recursive interrupts, you shouldn't notice the difference. You asked if there was a more (...) (27 years ago, 9-Jun-97, to lugnet.robotics.handyboard)
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mask
(score: 0.133)
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| | Re: Vector 2x giving me lots of trouble...
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| (...) Yes, I had this problem also. (...) That is a good idea but there's no reason to put the compass into Slave mode to do it. According to the Vector docs while the compass is in Master mode you can either hold P/C low for continuous sampling or (...) (27 years ago, 2-Jun-97, to lugnet.robotics.handyboard)
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mask
(score: 0.131)
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| | Question on Kent Farnsworth's IR routine?
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| On the Handyboard software archive, Kent has the following port definitions in the file HB2_EQ.ASM: * equates for Sharp IR sensors -- start at port 4 IR_MASK_ZERO EQU %00000100 IR_ADDR_ZERO EQU $1000 /* port A */ IR_MASK_ONE EQU %00100000 (...) (27 years ago, 26-Apr-97, to lugnet.robotics.handyboard)
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mask
(score: 0.125)
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| | Re: motor routines in lib_hb.c
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| (...) These 8 bit masks are the most symmetrical way to to organize speeds of 0 through 7/7. You could rewrite the code to accept a byte and use that as the mask, but unless you think it would save space, it's a waste of time. The miniboard routines (...) (27 years ago, 14-Apr-97, to lugnet.robotics.handyboard)
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mask
(score: 0.123)
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| | My LCD driver
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| Attached to this message is the LCD driver I wrote for the Handyboard written using ICC11. Feel free to use it. Some notes on it: The driver is designed to operate asynchronously. This is because the LCD can take several milliseconds to complete its (...) (26 years ago, 3-May-98, to lugnet.robotics.handyboard)
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event
(score: 0.115)
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| | Re: Help!! Polaroid problem!!!
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| (...) residual noise? It was my understanding that the Polaroid module used pulse time differentials to relay distance information. One need only look at the difference in time, between the leading edge of the init pulse, and the leading edge of the (...) (26 years ago, 23-Apr-98, to lugnet.robotics.handyboard)
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event
(score: 0.114)
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| | Re: Digit outputs....
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| Rather than trying to figure out the hex for the bits, I use the IC binaray number format, "0b". I set the bits using a binary mask, for example, to set the MOSI pin high, I use: bit_set(0x1008, 0b00001000) then to set the MOSI pin low, I use: (...) (28 years ago, 20-Feb-97, to lugnet.robotics.handyboard)
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mask
(score: 0.114)
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| | robot contest at Penn State
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| Hi All, The Penn State Abington College (Abington, Pa -- Phila., PA suburb) will host a preliminary fire-fighting robot contest on Sat, April 4, 1998 at 3pm. The fire-fighting contest is based on rules developed by Trinity College Fire-fighting (...) (27 years ago, 3-Mar-98, to lugnet.robotics.handyboard)
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(score: 0.108)
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| | RE: Expanding the memory of the handyboard
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| We used OEM barcode reader (IS4120-41 scanner decode engine) from Metrologic Instruments, Inc.. The output of this reader is the barcode ASCII format transmitted across an RS232 line. We read this with the handy board's RS232 serial port. You can (...) (27 years ago, 19-Feb-98, to lugnet.robotics.handyboard)
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event
(score: 0.107)
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