3DoT Goliath

Goliath Spring 2018 – Final Blog Post

By: Ernie Trujillo (Project Manager) Approved By: Miguel Garcia (Quality Assurance) Goliath Team: Ernie Trujillo (Project Manager) Ryan Nguyen (MST Engineer) Tai Nguyen (E&C Software Engineer) Milton Ramirez (E&C PCB Engineer) Daniel Guerrero (M&D Engineer) Introduction This document provides resources to all major tasks that were completed by the Goliath team in the Spring 2018 […]

Goliath Spring 2018 – Line Following Code

By: Tai Nguyen (E&C Engineer) Verified By: Ernie Trujillo (Project Manager) Approved By: Miguel Garcia (Quality Assurance) Introduction The Goliath tank is using (2) IR sensors on (2) Adafruit SI1145 to line follow.  The SI1145 doesn’t have an IR LED on it, so an external 850nm IR LED bought from Everlight through Digikey is used […]

Goliath Spring 2018 – Ultrasonic Sensor Testing

Written By: Milton Ramirez (Electronics & Control Engineer) Verified By: Ernie Trujillo (Project Manager) Approved By: Miguel Garcia (Quality Assurance) Introduction The ultrasonic sensor works by one side sending an Ultrasonic sound and the other side recording the distance by how long it takes to listen to the echo. The sound that the sensor produces […]

Goliath Spring 2018 – PCB Test

By: Milton Ramirez (E&C Engineer) Verified By: Ernie Trujillo (Project Manager) Approved By: Miguel Garcia (Quality Assurance) Introduction This blog post will detail our testing procedures to determine whether the goliath PCB board works as intended. Body We first tested the PCB with a continuity test. We first checked if the SDA and SCL pins […]

Goliath Spring 2018 – Rapid Prototyping

By: Daniel Guerrero (M&D Engineer) Verified By: Ernie Trujillo (Project Manager) Approved By: Miguel Garcia (Quality Assurance) 1st Iteration: February 16th, 2018 Introduction: This is the beginning of creating a scale model of the German 302 goliath tank. Since it is the beginning of the semester and my team wasn’t set on the location of […]

Goliath Spring 2018 – Turning Method

By: Tai Nguyen (E&C Engineer) Verified By: Ernie Trujillo (Project Manager) Approved By: Miguel Garcia (Quality Assurance) Introduction The turning method of choice was turning using a gyro.  The gyro we chose was the SparkFun Triple-Axis Digital-Output Gyro Breakout – ITG-3200.  This specific breakout features an I2C serial interface, optional external clock, and digital outputs for […]

Goliath Spring 2018 – Arxterra Custom Telemetry

By: Ryan Nguyen (MST Engineer) Verified By: Ernie Trujillo (Project Manager) Approved By: Miguel Garcia (Quality Assurance) Introduction Arxterra controls were set up based on mission objectives and requirements. Four modes of control during remote mode are predetermined route mode, recorded route mode, playback route mode, and route with avoidance. The predetermined route mode commands […]