Roserial arduino tutorial hello world
Hi I have an arduino zero, connected to native port, Arduino IDE 1.8.7, Ubuntu 18.04 and ROS melodic. I did the tutorial Hello World, to publish something to a ros topic. [link...
View ArticleRosserial arudino zero tutorial hello world
Hi I have an arduino zero, connected to native port, Arduino IDE 1.8.7, Ubuntu 18.04 and ROS melodic. I did the tutorial Hello World, to publish something to a ros topic. [link...
View Articlepython code can replace a command line?
anybody can help me with a crossroads that i need to solve. I have a code in python, it receives msg laserscan and transform to pcl, inside the same code need to controller a servo. it moves the...
View ArticleArduino zero rosserial tutorial
Hi I have an arduino zero, connected to native port, Arduino IDE 1.8.7, Ubuntu 18.04 and ROS melodic. I did the rossserial arduino tutorial Hello World, to publish something to a ros topic. [link...
View ArticleWhere can i get ROS serial Arduino tutorials?
Hello guys, I'm trying to get some rosserial tutorials for arduino.The ones available on ros arent really sufficient. Can someone here can guide me for the same.
View ArticleRosserial baudrate arduino zero
Hi, does someone know where the baud rate is defined? I look in ArduinoHardware.h, and in the package rosserial_python in serial_node and serial_client. I have changed them but default is always...
View ArticleError with service server for Arduino
Hi folks, I am trying to build a service server on an Arduino UNO using ROS. I am running ROS Kinetic on Ubuntu 16.04. I am currently stuck with the following problem and I do not know how to solve...
View ArticleReestablish rosserial-connection
Hi Community, following setup: PC with *roscore* and *rosserial_embedded serial_node tcp* with a tiny *rosserial node* on an embedded linux board. So far so good, everytinh is working. **Problem:** If...
View ArticleOdometry without covariance
Hello, Is there anyway to send the odometry message without covariance? I followed the http://wiki.ros.org/navigation/Tutorials/RobotSetup/Odom tutorial to write a odometry transmitter on my platform...
View Articlestd_msgs types and 'normal' type
Hi I want to display a variable on a topic. Therefore I need to transform my variable from an volatile unsigned long to an std_msgs type (for example UInt64). This gives following error: no match for...
View Articlechanging the port on rosserial_embeddedlinux node results in segmentation fault?
running the HelloRos example in rosserial_embeddedlinux package on Raspberry Pi, Raspbian. if default port is used, compiles and runs OK when adding port number to path like so:...
View ArticleHow can I subscribe data from mpu6050?
I am using MPU6050 with arduino using rosserial. I have created a publisher in arduino which gives data after echoing. But i want to subscribe this data and use. How can i create a subscriber node?...
View ArticleABB: S4C + IRB6650: How do I visualize an ABB robot's movements in Rviz
Forgive me, I am pretty new to ROS, so please excuse any gaps in my knowledge. I have a wireless ESP8266 microcontroller reading joint_state data from an ABB robot through serial connection and it is...
View Articlerosserial kinetic [Error 5] Input/output error
I sent a message from a moveit demo.launch (angles of the joints from sensor_msgs::JointState) which I created from moveit setup assistant to a .cpp file, and publish a converted value to my .ino file...
View ArticleLogging variables in rosserial_arduino: possible or not?
I'm trying to send values from my arduino for debugging, and I'd like to use the existing log commands if possible. However, when I try to add variables to the log string the same way I would for...
View Articlerosserial_arduino Blink Example in Arduino IDE not working
Hi Everyone- pretty new to the ROS and here is my issue. Trying to use rosserial_arduino on Ubuntu 16.02 LTS. (kinetic) I have followed all the steps outlined in [Arduino IDE Setup...
View Articlerosserial Publish and Subscribe to Ultrasonic Ping Range Data?
Hi, I am very new to ROS and I have a few questions as I am trying to learn it all on my own. I've read the tutorials but there are still some things I need some clarification on. I want to publish...
View Articlerosserial arduino losing sync
Dear community, I have used ROS in the past, but it was for different applications. Going straight to the point, I am building an autonomous hexapod (with lidars, depth cameras etc.) but I am...
View ArticlePublisher or Subscriber inside a class [rosserial]
Hi, I'm using rosserial in Arduino and have a problem initializing the Publisher or Subscriber inside the class constructor: void setup() { DifferentialDriveRobot *my_robot = new...
View ArticleUsing Arbotix instead of arduino
I'm making a script that will read a ros message with positions for servo motors controlled by an arbotix-m microcontroller. I have tried running the script using rosrun rosserial_python serial_node.py...
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