Open source data logging and telemetry system designed specifically for Greenpower teams.
Three Elements:


A custom PCB designed to be soldered together by students.
Gathers data from sensors on the car and transmits the readings over Bluetooth to the app.

View on Github!

Android App

Connects your Android phone to the eChook board via Bluetooth. Displays data to the driver, logs it to a file, and uploads it to the cloud for Live Data viewing.

Get on Google Play

Live Data

Uses the phones internet connection to send the car's data to the cloud for real-time viewing on a customizable dashboard.

View Live Data

Log the following data:
• Current Total (I)
• Voltage Total (V)
• Voltage Battery 1 (V)
• Voltage Battery 2 (V)
• Amp Hours Used (Ah)
• Throttle Input (%)
• Brake Input (On/Off)
• Motor RPM (RPM)
• Wheel Speed (m/s)
• Distance (m)
• Gear Number and Ratio
• Temperature 1 (°c)
• Temperature 2 (°c)
• GPS Position
• Lap Number
How to get Started

Buy the Kit

A build it yourself kit contianing PCB, components and sensors is available to order in the Greenpower store.

Go to Store

Do It Yourself

eChook is Open Source so all the designs are available to build your own from scratch. Check out the eChook Github Repo.

eChook Github

Use Existing Hardware

If you already have a data logging system with a USART ability, you can add a BT module and use our app, logging and live data for free!


Past and Current eChookers