This repository has been been deprecated!

Please use the following repos instead:

• Badge Firmware
• Badge Hardward (PCB)
• Badge Web App

Smart Badge Project

nRF52840-Based Smart Badge with Bluetooth, Thread Mesh Network, 2.9” ePaper Display, Neopixels, built-in MP3 Sound decoder and more!

Flashing The Badge

Prerequisites

1. Grab a .uf2 file from the releases page, or build a fresh release from our CircuitPython fork.

Instructions

1. Move the power switch to “BAT” position, and remove the battery from your badge
2. Connect your badge to the PC using a MicroUSB Cable
3. Press the left key while switching to “USB” position
4. The badge should appear as a drive called ARAMBOOT
5. Copy the new .uf2 firmware file to the drive

Directory Structure

CircuitPython Demo Apps

• firmware/nametags - Name tags firmware 📛
• firmware/lib - Common libraries you need for running the other programs
• firmware/clock - Simple clock demo ⌚
• firmware/rock-paper-scissors - Rock-Paper Scisscors game for 2 players 🤘
• firmware/clicker - Simple USB HID Clicker with Applause function
• firmware/touch-piano - Capacitive Touch piano (requires MPR121 breakout board) 🎹
• firmware/magicblue-bulb - Control a Bluetooth light bulb (Magic Blue) 💡

Other stuff

• pcb/badge - Badge PCB, designed with KiCad
• pcb/svg2mod - svg2mod with some patches

Hardware Information

• nRF52840 64MHz ARM Cortex-M4F64 CPU with 1MB flash, 256KB ram, USB, Bluetooth Low Energy 5, Thread, and Zigbee
• GDEW029T5 2.9 inch e-paper glass display
• VS1003 MP3/WMA Audio Codec
• LIS2DH12 I2C Accelerometer
• GD25Q16C 16MBit Serial Flash
• 4 WS2812B “NeoPixel” Addressable RGB LEDs
• 3 CHERRY MX Keyboard Switches
• Shitty Add-On (SAO) Connector
• Vibration motor
• Red LED

Pinout