http://www.legoengineering.com/knowledgemanager en-us http://www.legoengineering.com/knowledgemanager ActiveKB NX knowledgebase@legoengineering.com Wed, 22 May 2013 06:54:59 CDT 20 http://www.legoengineering.com/knowledgemanager/questions/136/ If the program seems to skip over a task, most likely there was no 'wait for' condition after the tasks in the program. This means that the tasks in the program were run, but so fast that it appe ... LEGOengineering KnowledgeBase Fri, 23 Apr 2010 17:15:40 GMT http://www.legoengineering.com/knowledgemanager/questions/13/ Data logging is not possible in the LEGO Mindstorms NXT Software (NXT-G) in the same way data logging works for the ROBOLAB 2.9 software. However, you can use "files" to datalog in NXT-G. In NXT-G ... LEGOengineering KnowledgeBase Fri, 23 Apr 2010 04:05:10 GMT http://www.legoengineering.com/knowledgemanager/questions/284/ This problem is caused by one of the following two problems:1. There is a bug so that the NXT driver cannot be installed separately in Windows XP SP3. It is only a problem if users want to update ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 18:53:10 GMT http://www.legoengineering.com/knowledgemanager/questions/204/ The Calibration block (located in the 'Advanced' section in the 'complete palette' tab on the left side of the screen) is used to determine what real-life sound and light levels correspond to the ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 18:51:05 GMT http://www.legoengineering.com/knowledgemanager/questions/188/ The Mindstorms NXT 1.0 software will work on Windows Vista if you follow the instructions below. There are a few limitations, but please remember that the Mindstorms NXT 1.0 software was developed ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 18:49:24 GMT http://www.legoengineering.com/knowledgemanager/questions/172/ This is done simply by holding down the 'shift' key and clicking on any part of the beam. This should grow a new extension that you can use for your various tasks. The purpose of this is to create ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 18:45:51 GMT http://www.legoengineering.com/knowledgemanager/questions/292/ The NXT light sensor is primarily used to gather information about the light levels in the environment around the robot. A few ideas for projects that incorporate the light sensor are:1) Follow a ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 17:29:02 GMT http://www.legoengineering.com/knowledgemanager/questions/211/ LEGO Mindstorms NXT Firmware Verfahren zum Herunterladen: Sorgen Sie dafür, dass LEGO Mindstorms NXT über ein USB Kabel direkt mit dem Computer/Mac verbunden ist (eine Bluetooth-Verbi ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 17:23:33 GMT http://www.legoengineering.com/knowledgemanager/questions/209/ Make sure the LEGO MINDSTORMS NXT is connected directly to the computer using a USB cable (a Bluetooth connection will not work). Press the hardware reset button on the NXT brick for at least 3 ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:24:11 GMT http://www.legoengineering.com/knowledgemanager/questions/193/ The 'Random' block (located under the 'Data' section in the 'complete palette' tab on the left side of the screen) is used to generate a random number between the range specified in its properties ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:22:27 GMT http://www.legoengineering.com/knowledgemanager/questions/177/ Make sure the NXT is connected to the computer, and click on the NXT image button at the bottom right of program screen. Once the dialog box is open, click the Communications tab if it is not a ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:21:12 GMT http://www.legoengineering.com/knowledgemanager/questions/225/ Place your sensor in the light or noise environment that it will experience while the program is running. Then use the “view” option on the NXT display screen to see exactly what value ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:15:41 GMT http://www.legoengineering.com/knowledgemanager/questions/200/ They are all located in the 'Sensor' section under the 'complete palette' tab located on the left side of the screen.This is the section you are looking for:kw LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:15:16 GMT http://www.legoengineering.com/knowledgemanager/questions/184/ Yes, since Windows Vista can run applications that were designed for Windows XP.\nIn some instances, the user may need administrator privileges for\nMindstorms 1.0 to operate correctly. A new vers ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:14:25 GMT http://www.legoengineering.com/knowledgemanager/questions/191/ Some files are virtualized under LEGO Software so they may be hard to find in Windows Explorer.Because files are virtualized in Windows Vista, preferences and saved programs under LEGO Software wi ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:04:58 GMT http://www.legoengineering.com/knowledgemanager/questions/168/ The 'switch' block allows you to set different actions to occur according to the state of a certain input. Here is an example of how the NXT switch block is used:In this example, the NXT checks th ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 03:01:59 GMT http://www.legoengineering.com/knowledgemanager/questions/223/ The rotation sensor is embedded within the NXT motor. One idea for its use is to build a joystick to control a robotic car.In the following example, the motor responds when the rotation sensor is ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:58:27 GMT http://www.legoengineering.com/knowledgemanager/questions/214/ The logic block in NXT-G is essentially used to combine two or more true/false signals into one true/false value. For instance, you can have a motor change direction if both (A) the light sensor v ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:54:21 GMT http://www.legoengineering.com/knowledgemanager/questions/205/ This block (located in the 'Advanced' section in the 'complete palette' tab on the left side of the screen) is used to write and read files on the NXT. The button has four functions: read, write, ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:53:30 GMT http://www.legoengineering.com/knowledgemanager/questions/189/ LEGO Mindstorms NXT software will not install or run correctly on 64-bit versions of Windows Vista.LEGO Mindstorms NXT Software will run correctly on all 32-bit versions of Windows Vista if all of ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:51:26 GMT http://www.legoengineering.com/knowledgemanager/questions/221/ The ultrasonic sensor is primarily used to determine the distance to the nearest object within range of the sensor. Some ideas for the integration of this sensor are:1) Build a tilt sensor to dete ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:48:01 GMT http://www.legoengineering.com/knowledgemanager/questions/260/ YES - a new LEGO driver was deployed on 12/7/07 that addresses the issue of firmware updates in Mac 10.5 (Leopard).ROBOLAB Users - The new driver is included in the RoboLab 2.9.4 patch as of 12/7/ ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:45:49 GMT http://www.legoengineering.com/knowledgemanager/questions/201/ The Logic block (located in the 'Data' section in the 'complete palette' tab on the left side of the screen) is used to make decisions based on two binary inputs. The configuration panel allows yo ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:43:27 GMT http://www.legoengineering.com/knowledgemanager/questions/208/ The only way to adjust the power level during a program is to have it wired to some sort of varying function. The motor block, like many blocks in NXT-G, has a pull-down tab. One of the options is ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:37:43 GMT http://www.legoengineering.com/knowledgemanager/questions/192/ The 'Text' block (located under the 'Advanced' section in the 'complete palette' tab on the left side of the screen) is used to combine up to three pieces of text together into one output. These t ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:37:08 GMT http://www.legoengineering.com/knowledgemanager/questions/176/ Create a sequence of events that you would like to repeat, and then create a 'loop' from the loop function on the left side. Then drag that whole sequence of events into the loop, and the loop wil ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:35:25 GMT http://www.legoengineering.com/knowledgemanager/questions/199/ The Variable block (located in the 'Data' section in the 'complete palette' tab on the left side of the screen) is used to store information for later use. This data can be anything ranging from a ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:27:37 GMT http://www.legoengineering.com/knowledgemanager/questions/183/ There are two angles from which to approach this question. First, you can directly display text on the screen using the 'display' function in NXT-G. To access this function, you must leave the com ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:25:11 GMT http://www.legoengineering.com/knowledgemanager/questions/231/ If you replace the batteries in the RCX or NXT you may also have to replace the firmware before you can download programs again. Connect to your computer and run ROBOLAB or Mindstorms to install t ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:21:20 GMT http://www.legoengineering.com/knowledgemanager/questions/215/ There have been several reports of install problems of the LME NXT software (NXT-G) on Macintosh eMac machines running OS 10.4. These problems occur when the install CD is placed in the eMac's sim ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:20:39 GMT http://www.legoengineering.com/knowledgemanager/questions/206/ If the Move button is in the loop, very often the problem is how long the motor is set to run. The best way to make the motor run continuously is to set it to run for infinity, and then have anot ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:18:53 GMT http://www.legoengineering.com/knowledgemanager/questions/190/ When importing blocks you must run Mindstorms as an Administrator. To do this, right-click on the shortcut used to run Mindstorms and choose ‘Run as Administrator’.Note: The Block Impo ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:16:36 GMT http://www.legoengineering.com/knowledgemanager/questions/174/ Here are three possible ways for two touch sensors to control a car's movement:Firstly, and most simply, have a sensor in front and a sensor in back so that if the car runs into something it backs ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:14:51 GMT http://www.legoengineering.com/knowledgemanager/questions/238/ The ROBOLAB software output power settings are 1 to 5. The RCX has a set of speed settings of 1 to 8. The comparison speeds are as follows:RoboLab Power Setting 1 = RCX Setting 1RoboLab Power Sett ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:10:19 GMT http://www.legoengineering.com/knowledgemanager/questions/222/ The\ntouch sensor can be used as a way to make a robot sensitive to physical\nobstacles, a way to control the robot manually while it is running a\nprogram, or even as a way to input numerical dat ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:08:51 GMT http://www.legoengineering.com/knowledgemanager/questions/197/ With\nthe new NXT-G interface, there are many options when it comes to downloading your program to the NXT using the panel shown below: The main button in the center downloads the program to the N ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:06:41 GMT http://www.legoengineering.com/knowledgemanager/questions/165/ The Motor block is designed to simply turn the motors on and off. You can input the duration of the motion (for example, how many rotations or how many seconds you want the motors to spin), but yo ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 02:00:21 GMT http://www.legoengineering.com/knowledgemanager/questions/261/ Yes, this is an issue with the current version of the software and the Windows XP SP3 (service pack 3). One workaround for this is to enter the following command in the Windows command prompt. msi ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 01:53:35 GMT http://www.legoengineering.com/knowledgemanager/questions/213/ Sensor values can be easily combined using the wiring ports on the sensor blocks. The sensor blocks are different from the 'wait for' blocks, as they have wiring capabilities and return the value ... LEGOengineering KnowledgeBase Wed, 21 Apr 2010 01:51:09 GMT http://www.legoengineering.com/knowledgemanager/questions/195/ The 'Math' block (located in the 'Advanced' section in the 'complete palette' tab on the left side of the screen) is used to carry out mathematical operations on inputs. You can select the desired ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:32:40 GMT http://www.legoengineering.com/knowledgemanager/questions/234/ You should choose ‘Ignore’ or the RoboLab 2.5.4 installer will shut down. If you have already experienced this and have not completed the installation process you will need to uninstal ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:27:07 GMT http://www.legoengineering.com/knowledgemanager/questions/218/ In other words: "the NXT-G Software doesn’t allow me to display negative numbers when I use the Rotation Sensor; what can I do about it?"The 'Switch' block can be used to check if the rotati ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:26:26 GMT http://www.legoengineering.com/knowledgemanager/questions/202/ The Compare block (located in the 'Data' section in the 'complete palette' tab on the left side of the screen) is used to compare two numerical values. It outputs 'true' or 'false' depending on wh ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:24:31 GMT http://www.legoengineering.com/knowledgemanager/questions/167/ One way to program an NXT car to stop on a black line is to use the switch block to constantly check the light sensor for darkness.In this program, a switch block tells the NXT to constantly check ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:15:39 GMT http://www.legoengineering.com/knowledgemanager/questions/290/ This seems to be an issue with the installer. If you already had Mindstorms NXT-G installed before you upgraded to Mac OS 10.6, everything should work fine.The latest workaround is listed below:Th ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:14:37 GMT http://www.legoengineering.com/knowledgemanager/questions/226/ Yes, you can change the power setting on the motor icon when writing the program. This will effectively control the speed of the motors on your vehicle. Also, if the car is going slower than expec ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:13:29 GMT http://www.legoengineering.com/knowledgemanager/questions/178/ To play a song on your NXT, use the 'play sound' icon. Once this is within your program, you have two options:Firstly, there are many pre-programmed songs and sounds from which you can choose, so ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:13:16 GMT http://www.legoengineering.com/knowledgemanager/questions/198/ By using the 'NXT window' button located near the download button, you can access the memory section of the NXT. Here, under the memory tab, you can view the files that are on the NXT, select your ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:12:59 GMT http://www.legoengineering.com/knowledgemanager/questions/182/ The most efficient way to do this is to use a sound switch. The only difficult part is to figure out what sound level (on a scale of 1-100) your threshold decibel level is. This can be done easi ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:12:30 GMT http://www.legoengineering.com/knowledgemanager/questions/166/ Unfortunately, NXT-G has no equivalent to the RoboLab event. The way to get around this is to use the beams to have multiple tasks executing at the same time. If you have more than 3 tasks, hold d ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:11:35 GMT http://www.legoengineering.com/knowledgemanager/questions/187/ The installation will be very similar to installing the software on Windows XP with these exceptions:1. When the installer launches, Windows Vista will require you to acknowledge running ‘au ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:10:55 GMT http://www.legoengineering.com/knowledgemanager/questions/196/ The 'Range' block (located in the 'Advanced' section in the 'complete palette' tab on the left side of the screen) is used to determine whether an input number, called the 'test value', is within ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:09:54 GMT http://www.legoengineering.com/knowledgemanager/questions/169/ First, click on the Complete Palette tab at the bottom of the programming screen to change your menu of programming blocks to the fuller set.Then move your mouse over the yellow icon that represen ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:09:38 GMT http://www.legoengineering.com/knowledgemanager/questions/203/ The Timer block (located in the 'Sensor' section in the 'complete palette' tab on the left side of the screen) can be used to access the internal timer of the NXT.In the attached program example, ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:09:18 GMT http://www.legoengineering.com/knowledgemanager/questions/194/ The 'Numbers to Text' block (located under the “Advanced” section in the 'complete palette' tab on the left side of the screen) is used to convert a number into printable text. For exa ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:09:08 GMT http://www.legoengineering.com/knowledgemanager/questions/212/ Example:There are two connections under the Rotation Sensor block. One is logical (true/false) and the other is numeric. As the example shows, wiring logical to logical leaves a green wire; wiring ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:08:58 GMT http://www.legoengineering.com/knowledgemanager/questions/185/ No, Mindstorms NXT 1.0 currently runs in emulation mode on Intel-based Macs. A new version of the Mindstorms NXT software that runs natively on an Intel-based Mac will be available in the summer o ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:08:42 GMT http://www.legoengineering.com/knowledgemanager/questions/10/ When data logging (possible with ROBOLAB 2.9 software but not with NXT Mindstorms software), if the NXT is shut off before the data is loaded onto the computer, the data is lost. This often happe ... LEGOengineering KnowledgeBase Tue, 20 Apr 2010 03:07:05 GMT