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RobotShop Community Forum

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I am using Bot Board II with BASIC Atom Pro 28 to control digital potentiometers. I made 2 programs (I and II) and both work well separately. However, when I try to use one controller to co...

2015-06-02 18:40 by yongxinzhang
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Hello, I am new here and I want to buy an electric motor but I want to give power but no speed to the car, what do you suggest?...

2015-06-02 15:52 by CBenson
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Hi All, We are, at Lynxmotion, very proud and exited to introduce a new UAV / Drones flight controller born from a partnership between the well known FlyingEinstein and Lynxmotion team. We focused on...

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2015-06-02 15:48 by krkljan
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My hovis eco plus robot just stopped working for no apparent reason. i think it needs a new controller. anyone can provide a link to buy a new one? Thanks,...

2015-06-02 15:21 by CBenson
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Hello Robotshop ! I would like to know the coil inductance value of the RB-PHi-210 stepper. I'd like to generate a minimum PWM EMI using this motor & controller. Thank you!! F. BABIN...

2015-06-02 14:19 by bdaouas
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Hello, I recently bought a Hagasonic Stargazer from here, and I am having trouble with the connection of it. I bought a Serial to USB cable, but it doesnt have a DB 9 input, it has those 6 pin inpu...

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2015-06-02 13:36 by Dexter
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Hello, I am not super familiar with any of this, but was hoping someone could help. Recently built a chicken coop in our backyard. The door has a standard gate latch on it. Picture pf the type belo...

2015-06-02 13:23 by CBenson
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I have the Phoenix IK code ported and working for .net C# 4.5. Currently working on a java port as well. I can make it available if anyone is interested. I am using it with a custom hexapod controll...

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2015-06-02 10:43 by larryhex
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I was wondering if anyone knows what the non-amplified output voltages of the 100kg type s load cell, 50kg micro load cell, and 200kg button load cells are? On the data sheet for these load cells it s...

2015-06-02 10:12 by scharette
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I purchased this product a month ago and I still can't get it to work. I desoldered the entire board using a vacuum pump desoldering station and then resoldered all the contacts again making sure that...

2015-06-01 21:13 by dneglia
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can the hovis lite controller work with the hovis eco as a replacemnt? thanks...

2015-06-01 19:43 by jayjay2563
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Vtail 500 issues- motor not spinning -using Lynxmotion quadRino nano -Esc Tmotor -motor are Tmotor KV 980 -receiver Hitec eclipse 7 pro https://webtop.webmail.optimum.net/http/vi...

2015-06-01 17:55 by DiaLFonZo
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I have an SSC-32U servo motor controller that works well with the Flowbotics software, except for one part that I cannot make work. There's a "console" button on the GUI that allows for com...

2015-06-01 15:05 by queenidog
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I received my Rover V2 and assembled the gearbox, tracks, chassis (just the board), and so on, but I am not sure how to mount that sensor up front or which boards to put in which locations on the moth...

2015-06-01 14:38 by ErikB
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Hello I wanted to know if endless rotation is possible with this motor. If yes, can it be programmed to turn more than 360 degrees with precision? Also can the following adapter be used to connect tw...

2015-06-01 14:17 by CBenson
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Hi everyone, I present developments of my integrative project designed for my last year of technique. I was inspired by the many robots designed by Zenta. I also wanted to put a more ...

2015-06-01 14:13 by CBenson
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I am looking at ordering the 1/16 Ball Link set (model number BLS-02 ), but am not sure if it will fit my application. I need to attach the ball link to a 1/16 bracket, however the listing states tha...

2015-06-01 09:55 by CBenson
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Hi Everyone, A few years ago while studying at Loughborough University, I built a basic Neurorobotics platform using a Lynxmotion Tri-track. I posted about this on my old blog and Eric Nantel comment...

2015-06-01 08:57 by CBenson
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hi, I could use some help. I am trying to make this robot dog walk.I bought this robot dog at a yard sale.I am fixing it up for a neighborhood child who can not be around animals, but wants a dog v...

2015-06-01 08:54 by CBenson
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I've the autonomous set of the rover. I cannot find any instructions how to go on after assembling the chassis. How to put the Dagu pan and tilt set on the rover Are there also any instructions for th...

2015-06-01 08:40 by CBenson
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I'm working on turning my riding lawnmower into a remote control lawnmower. I have the transmitter and 6 channel receiver. I want to use the receiver and the 12V battery on the lawnmower to activate...

2015-06-01 08:34 by CBenson
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Hi, So i am making a Store display that involves a figure stringing beads what i was thinking to make it more sturdy was that i would put the hand of the figure on a track and have constant rotation...

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2015-06-01 08:22 by DiaLFonZo
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Hi, I have a question about CO2 Sensor Can i used this CO2 sensor(RB-Dfr-485) in a Egg Incubator to monitor CO2 Level (the incubator temperature is 37.5 and Humidity is 65-80%) Please Advice Regard...

2015-05-31 22:43 by Roy
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Can you tell me what is the meaning of Analog interface circuit and why we apply this between transducer and ADC?...

2015-05-31 03:11 by jude sampath
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I am a student of Mechatronics Engineering. I’m in 3rd year now.This year i have to make a line following robot without ardino. Only we can use Pic microcontrollers. Can you help me for the task…...

2015-05-31 03:10 by jude sampath
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I'm looking to replace the cable that controls the X axis movement on a Rep 2, is this the correct cable? The connectors look different to the original one on the printer. And do I also need to rep...

2015-05-30 09:40 by DiaLFonZo
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Sirs, could you recomend a part number to drive a servo motor from a PC (relay)? we don't want to use the transmiter. we want to activate the servomotor via a PC (relay on and off in both directions b...

2015-05-29 22:01 by elizvera
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I have four questions -What is the maximum accurate range of these sensors? -What kind of signal is the output? -Is there technical documentation on these sensors? -Where is it shipped from?...

2015-05-29 16:16 by bdaouas
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hi guys, im new to robotics and have some experience with programming language such as java but for some reason i can't quite grasp how arduino work. i usually modify code and do little simple progra...

2015-05-29 13:27 by scharette
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I am a new guy wanting to try out a robot in a small mfg facility to do real light work with small parts. I need some assistance in which robot would be best to start with. I am looking for a robot ...

2015-05-29 11:31 by CBenson
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Hello everyone, I'm very new to the world of motors and servos and custom electronics. New in that I've never done it before sort of way. But I have an engineer mind and committed myself to figuring ...

2015-05-29 10:19 by DiaLFonZo
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So for the SQ3 i was able to make it move via bidirectional serial communication , but not with the SoftwareSerial library in the arduino. Here a link to the images (i didn't put it here because i...

2015-05-29 09:32 by CBenson
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Hello, I have purchased the basic DFRobotRover v2 kit and then purchased the DFRover Bluetooth V3 module ( http://www.dfrobot.com/index.php?route=product/product&product_id=360 ). (I am not usi...

2015-05-29 09:27 by CBenson
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Hello I need some advice from you for my little robot project. I want to build a 4WD rover for my appartement and thus it should run as silent as possible. In best case it is not louder than a whispe...

2015-05-28 12:01 by arinol
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My Rover is going to be used on stage in a community theatre. My plan is to preprogram its route, and let a stage hand tweak the path using a Bluetooth handheld of some type, where the wasd keys or ...

2015-05-28 11:03 by CBenson
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Hi, I'm trying to read back command status use the USB interface with rpi and python. The command executes. However, the query blocks when trying to read the result. The query succeeds when executed ...

2015-05-28 09:55 by scharette
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Hello! I just purchased Neato vacuum cleaner robot. It does cleaning, but it does not visit all the rooms in my flat. All the floors are wood floor. Neato starts in the dining room, cleans it pretty w...

2015-05-28 09:55 by MThibault
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Hello, I would like to know the reduction ratio of the gear box, because i don't understand 26 103/121:1 thank you best regards Controlab...

2015-05-28 09:18 by CBenson
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We purchased the Neato XV 21 about a year ago and began to have issues with it about 2 months ago. The unit would not turn on after it returned to its base to charge and would sometimes die on the way...

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2015-05-27 16:14 by jspahn
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As my username states I am VERY new to all of this and I am trying to put together a quadcopter for GoPro video purposes (brushless gimbal). This flight controller is actually the first part that I ha...

2015-05-27 15:03 by UAV Noob
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I would like to use the pixy camera for correct label printing detection. It would have to detect gap distance of black print from white edg eat bottom and distance from sides. I will have to check ...

2015-05-27 13:09 by scharette
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All of the other motors start spinning at 1200 but the left back. I have to go all the way up to 1500 for it to start and if i have full throttle up for a bit the motor goes back under 1500 and stops....

2015-05-27 09:21 by DiaLFonZo
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Hello all, I'm a novice who has decided to enter into the drone community. So I've ordered the vtail-500 , which came with 4 ESCs (T18A), however, I have come upon a pretty annoying problem. The red a...

2015-05-26 21:21 by DiaLFonZo
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Hey all, so i am VERY green at this robotics thing, i have been involved with RC cars for years, but never scratch builds like this... anyway I'd like to build a 6x6 similar to the wild thumper, 6 mot...

2015-05-26 16:13 by CBenson
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Hello, My background is software development. Currently I'm working on a project which involve AL5B Arm. I googled but couldn't find any example or tutorial for developing any Java or dot Net based s...

2015-05-26 09:30 by CBenson
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Hi everyone, I'm a new B in here and I have to say I know nothing about robotics, but I would love to learn cuz I really need to :D I would very much appreciate it if you guys could help me pick up a...

2015-05-25 12:24 by sitruna
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Hello, I want to do a project where I control a robot arm through a programmable logic controller (PLC) through ordinary dry contacts. Basically, I want to know if there is a robotic arm that can perf...

2015-05-25 11:33 by scharette
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I recently ordered the DFRobotShop Rover Mobile Robot Shield to simplify a simple Arduino-based robot build. The shield itself works well for driving motors and accepting commands via Serial.read() ...

2015-05-25 11:31 by scharette
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We're considering trying to put together our first robot using a Wild Thumper 6wd chassis; that should allow us to use it indoors and out. The 75:1 option looks best since we would rather have power ...

2015-05-25 10:18 by bdaouas
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hi Can anyone point me in the right direction for the replacement parts for drive belts on a Makerbot 2. I've reached the point where they need replacing (in particular the x axis one) Cheers Matt...

2015-05-25 09:22 by CBenson
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