Biped Generation #2

Fall 2015 MicroBiPed Summary

PROJECT SUMMARY By Paul Oo (Project Manager) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Executive Summary Project Objectives and Mission Profile: Fall 2015 MicroBiPed (BiRex) is inspired by the BiPed designed by Jonathan Dowdall of Project BiPed. The profile for this semester’s project is to use the BiPed & μBiPed […]

Fall 2015 MicroBiPed System Schematic

EAGLE SCHEMATIC By Brian Walton (Controls Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Introduction to Eagle: Using EAGLE as a tool to build your schematic for all your subsystems offers multiple advantages: 1) Easy to use set-up aides with ease of schematic building 2) A large number of electronic […]

Fall 2015 MicroBiped Walking Code

BIREX WALKING CODE By Brian Walton (Controls Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Introduction to IDE: The walking code for the μBiped project was coded in the Arduino IDE using the basic syntax used in C, C++, and the like. The use of a servo-driver dictated the need […]

Fall 2015 MicroBiPed Verification and Validation Tests

VERIFICATIONS & VALIDATIONS REQUIREMENTS By Railly Mateo (Systems Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Here is the link to the full Test Plans for Verification and Validation.

Fall 2015 MicroBiPed PCB

PCB DESIGN By Michael Balagtas (Manufacturing Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Introduction: The Final PCB layout is the responsibility of the Manufacturing engineer. To maximize the grade acquired for the assignment, a combination of through hole and SMD packages were utilized in the design. Obstacles: The problem […]

Fall 2015 MicroBiPed Center of Mass

WORST CASE SCENARIOS FOR CENTER OF MASS TESTING By Michael Balagtas (Manufacturing Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Introdcution: Solidworks calculates the center of mass and the overall mass of the model based on the present stance of an assembly. While walking, it is important to have the […]

Fall 2015 MicroBiPed Stress Analysis

STRESS ANALYSIS USING SOLIDWORKS By Michael Balagtas (Manufacturing Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Introduction: (This blog is written to accommodate stress test studies on strain heavy designs). Previous Biped Robots had multiple joints connected by the servos. As such, it was easy to assume that, so long […]

Fall 2015 MicroBiPed Wiring Diagram

FINALIZED WIRING DIAGRAM By Paul Oo (Project Manager) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) The image above shows the system integrated (without the battery) and connected to the 3rd generation of the BiRex prototype. To reduce the wiring of the main electronics system, we designed our own PCB on […]

Fall 2015 MicroBiped Motion Sensor

MOTION SENSOR TRADE-OFF STUDIES By Railly Mateo (Manufacturing Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Parameters Gyroscope (ITG 3200) Accelerometer (ADXL335) Input Voltage 3.3 3.3 Acceleration 10,000G 10,000G Operating Temp Range -40 TO +105 CELSIUS -55 TO +125 CELSIUS Storage Temp Range -40 TO +125 CELSIUS -65 TO +150 […]

Fall 2015 MicroBiPed Arxterra Application

ARXTERRA APPLICAIONT & ARDUINO IDE By Railly Mateo (Systems Engineer) Approved by Paul Oo (Project Manager) Approved by Railly Mateo (Systems Engineer) Configuration: To establish communication between the robot and the phone, its important to know how the Arxterra application works and what kind of information it will send to the microcontroller (Arduino Micro). To […]