Quadruped Robot Kaze

September 7, 2019 Tech 2 comments

Introduction

A ROS-enabled heavy-load quadruped robot built with strong RDS 3135 servo motor. A simple python library is introduced for multiple serv[……]

Servo Motor Control Using PCA9685 and Python

September 1, 2019 Tech No comments

I wrote an article on ROS servo motor control two years ago, and the method was successfully applied in my previous 9g Quadruped Robot project. Later,[……]

A Low-cost ROS Navigation Platform

January 4, 2018 Tech No comments tech

A low-cost ROS navigation platform equipped with:
* Odroid XU4 ~$80
* YD Lidar ~$80
* STM32 base board ~$40
* Battery ~$20
* Chassis with 2xDC mo[……]

Build a Smart Servo [step 1]: Circuit, Torque Sensing and PID Control

November 18, 2016 Tech No comments

Circuit

Bomlist:

The servo I use is RDS3128 (28kgcm torque, 8V voltage, $20).
The DC motor driver is MC33926 from Pololu ($17).
And the MCU i[……]

Build a Smart Servo [step 0]: Basic Ideas

November 18, 2016 Tech No comments

Basic idea

The basic idea is to build a smart servo like Dynamixel, which is expensive and has more features than regular RC servos of course.
Fir[……]

inspiRED Leg Upgrade [step 4]: Run, Forrest, Run!

October 7, 2016 Tech No comments

Previous posts:

inspiRED Leg Upgrade [step 3]: Leg V3.0 with Collision Problems Fixed

September 29, 2016 Tech No comments

Previous posts:

inspiRED Leg Upgrade [step 2]: Leg V2.0 with New Shock Absorber

September 29, 2016 Tech 1 comment

Previous posts:
* inspiRED Leg Upgrade [step 0]: Fusion360 model
* inspiRED Leg Upgrade [step 1]: Laser Cutting Parts

I got some new longer shock a[……]

Explorer [step 0]: Indoor ROS Self-driving Mobile Platform

September 18, 2016 Tech No comments

{<1>}

This project involves building an indoor self-driving mobile platform featured with laser scanner and ROS support. Here are some important fe[……]

inspiRED Leg Upgrade [step 1]: Laser Cutting Parts

September 18, 2016 Tech 2 comments

Previous post: inspiRED Leg Upgrade [step 0]: Fusion360 model

I recently got inspiRED Leg version 1.0 ready for my humanoid bipedal robot project wit[……]

inspiRED Leg Upgrade [step 0]: Fusion360 model

September 6, 2016 Tech 5 comments

I recently got started reworking on the leg of my inpiRED bipedal Humanoid robot project. The basic idea is to draw all the CAD files using Fusion 360[……]

Servo Control on Odroid U3 with Arduino and ROS

August 13, 2015 Tech No comments Odroid

This article shows you how to drive a hobby servo using Odroid U3.

Upload this to your Arduino board:

/*
 * rosserial Servo Control Example
 *
 *[......]

Initial Humanoid Robot

July 27, 2015 Embedded System, Tech No comments

Initial is a 40-cm humanoid robot. Its used for testing of running ROS on single board computer, Odroid U3, which talks to a low level controller boar[……]

Play Sound and Text-to-Speech on Odroid U3

April 30, 2015 Tech No comments

After one week hacking I finally found out how to play sound or do text-to-speech on Odroid U3.

What you need to do is simply:

    su root
    addus[......]

Set up VNC Server on Odroid U3

April 14, 2015 Tech 2 comments

This tutorial is aimed to set up the VNC server on your Odroid U3 so that you can get full access to its GUI using your laptop or desktop without usin[……]