ESP-based fitness tracker. Made for LemaLabs Makeathon, 29th July 2017.
To build an Internet-enabled smartwatch that can act as a fitness tracker: pulse measurment and history, cals burnt, steps taken. Usual time functions (local time, stopwatch, timer, second time zone) also to be implemented.
The heart of the device will be an ESP-12E board.
OLED Display
Hardware buttons
FTDI Chip (DIY with Atmega8 and microUSB port)
Charging circuit
LiIon Battery
Pulse oximeter
Vibration motor
Fabricated custom PCBs (for FTDI and ESP interfacing, and for charging)