problem in running rosserial on raspberry
I have installed rosserial on raspberry pi according to the instructions given in the following link http://wiki.jigsawrenaissance.org/ROS_on_RaspberryPi On running *roslaunch rosserial_server...
View ArticleROS Arduino message type restrictions?
I'm getting a 'mismatched protocol' error when publishing a message (UInt8) from an Arduino to ROS: **Mismatched protocol version in packet: lost sync or rosserial_python is from different ros release...
View ArticleIs it possible to have a Service node in Python and the Client node in C++?
I am trying to use the rosserial library, in order to communicate my PC and an Arduino Mega 2560. As rosserial for PC is only available in Python and I already have an entire code in C++, that's the...
View ArticleNeed to resolve rosserial rostopic echo chatter not published yet
After uploading the Hello World sketch to my Arduino Uno per the rosserial tutorial, I'm getting this "rostopic echo chatter WARNING: topic [/chatter] does not appear to be published yet". I'm a real...
View Articlerosserial_arduino failed to generate libraries for packages
I am following the tutorials for rosserial_arduino and when I run rosrun rosserial_arduino make_libraries.py I get the error: *** Warning, failed to generate libraries for the following packages: ***...
View Articlerosserial_arduino Create custom messages from custom messages
I have a messages package that defines several custom messages based on ROS messages. I then have messages that use my custom messages to make other message types. For example: # Base.msg float64 data...
View Articlerosserial_arduino generate dependent packages before make_libraries
How can I ensure my custom message packages is made before my arduino packages attempts to build? I have an arduino package that relies on a custom message package, relative_nav_msgs. In a standard ROS...
View Articlerosserial_python arduino node queue_size problem
When launching rosserial_python I receive the following warning: * /rosdistro: indigo * /rosversion: 1.11.10 * /serial_node/baud: 57600 * /serial_node/port: /dev/ttyACM0 NODES / serial_node...
View Articlerxplot not found
I've installed Indigo on Ubuntu 14.4 and I'm doing the rosserial IR ranger tutorial. When I execute rxplot range_data/range I get rxplot not found. I gather this command has been superceded by...
View ArticleIs it possible to run publisher and subscriber in single node under rosserial?
I need to get input from an analog sensor and control the LED. In this case can i run both the publisher and subscriber under same node in rosserial because i have only one Arduino board. Guide me...
View ArticleConnecting ROS and an "open source" radar system
I've been developing an "open source" radar system. Its main purpose is to provide **anyone** with the ability to construct a low cost scanner for **outdoor** use. I've adapted a LIDAR Lite (LL) and...
View ArticleRosserial_arduino use on an arduino uno with IMU (I2C/Wire library)
Hey! I have been testing the **rosserial_arduino** (http://wiki.ros.org/rosserial) in order to run a ROS node on arduino. I tested some of the examples and thought I had the hang of it. (In case it's...
View Articlerosserial arduino: tf::broadcaster contradicts using publisher
Hello together, I am running rosserial on the arduino UNO with the "rosserial_server" packages node "serial_node" under ubuntu 14.04. The setup works in general, I just can not solve the following...
View ArticleReading message failed in rosserial
I have used the code and circuit given below to glow the LED when the value from analog sensor exceeds the threshold value. and i received the error as "[WARN] [WallTime: 1422707498.360818] Serial Port...
View ArticleWarning, failed to generate libraries for the following packages:...
After reformatting my HD several times (due to my own dummy-ness), I'm trying to get back to the rosserial IR ranger tutorial. (I completed it once before.) But now with a fresh ROS install, when...
View ArticleChange Rosserial to connect to /dev/ttyS0
How/where shall the connection for Rosserial - such that it doesn't tries to establish a serial over USB but across /dev/ttyS0 ?
View Articlerosserial, Arduino and uArm
Hi guys, I`m trying to control my uArm (made by uFactory) via ROS, which has a Arduino UNO in it. I installed as tutorials wrote and could run all the examples. Then I modified "float64_test" example...
View Article[rospack] Error: package 'rosserial_python' not found
Hello, I'm a noob when it comes to ROS and am not one to resort to asking for help unless I've exhausted all other avenues. I've got ros indigo running on a Rpi with the latest wheezy and managed to...
View ArticleROSSerial Arduino Arrays
Hi All, I'm trying to use Rosserial Arduino to process some data from a low cost laser rangefinder. Over the course of a scan I try to add the data to an array of float in arduino: float snd_distance =...
View ArticleArduino serial communcation via Serial1/2/3 or SoftwareSerial
Hello, I want to add the Arduino Mega 2560 to a chain of Robotis Dynamixel motors (MX-106R, MX-64R and MX-28R). The Arduino will be connected through a RS-485 breakout board and Serial1 (or 2, or 3) or...
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