Tasmanian Koala

Intoduction

The Tasmanian Koala is a testing platform that was built to be light and easy to transport.

Mechanical
Physical
Length: 24 inches
Width: 19 inches
Height: 10 inches
Weight: 48 pounds with battery
Drive Base
Andymark AM14U3
6 inch wheels
Toughbox Mini 7.31:1 gear ratio
4 REV Neos

Electrical
Primary
12V SLA Sealed Lead Acid 14AH Deep Cycle
120Amp thermal circuit breaker
Secondary
CTR POWER DISTRIBUTION PANEL (PDP)
Connected to Primary
Voltage Regulator Module (VRM)
Connected to CTR PDP VRM port
Pololu 5V 9A step down converter
Connected to CTR PDP Port 6, 20 Amp

Loads
Rev Spark Max A
Connected to CTR PDP Port 15, 40 Amp
Rev Spark Max B
Connected to CTR PDP Port 14, 40 Amp
Rev Spark Max C
Connected to CTR PDP Port 13, 40 Amp
Rev Spark Max D
Connected to CTR PDP Port 15, 40 Amp
RoboRio
Connected to CTR PDP controller port
Open-Mesh OM5P-AC Dual Band 1.17 Gbps Access Point
Connected to CTR VRM 12V 2Amp port
Linksys 5 port switch
Connected to CTR VRM 5V 2Amp port
NVIDIA Jetson Nano
Connected to Pololu 5V Stepdown
CANcoder Encoder A
Function: Left Wheel Encoders
Connected to CTR PDP Port 5, 20 Amp
CANcoder Encoder B
Function: Right Wheel Encoders
Connected to CTR PDP Port 5, 20 Amp
Gadgeteer Pigeon IMU
Connected to CTR PDP Port 5, 20 Amp
Intel Realsense
Connected to NVIDIA Jetson Nano USB port
Arduino Every Nano
Connected to Roborio, I2C SCL, SDA port, 5V GND port
Adafruit 8 neopixel line
Connected to Arduino Every Nano pin D20

Eithernet
address
RoboRio
IP address 10.40.89.2
Address Roborio-4089-frc.local
Open-Mesh OM5P-AC Dual Band 1.17 Gbps Access Point
IP address 10.40.89.1
SID: 4089_Yawl
NVIDIA Jetson Nano
IP address:
Address:

CAN Bus
Rev Spark Max A
Function Neo Brushless Left Motor A
CAN bus address 1
Rev Spark Max B
Function Neo Brushless Left Motor B
CAN bus address 3
Rev Spark Max C
Function Neo Brushless Right Motor A
CAN bus address 2
Rev Spark Max D
Function Neo Brushless Right Motor B
CAN bus address 4
RoboRio
CAN bus address 0
CTR CANcoder A
CAN bus address 11
CTR CANcoder B
CAN bus address 12
Gadgeteer Pigeon IMU
CAN bus address 10
CTR POWER DISTRIBUTION PANEL
CAN bus address 18

I2C
Arduino Every Nano
Address 8






Copyright 2024 by James Wright. All Rights Reserved.