Karyni

An open source Stackable esp32 development ecosystem

Integrated peripherals & Power Management

Programming Flexibility

Sample applications

Plug-n-Play USB and
Over-The-Air Programming

Highly Efficient (upto 96%)
for Portable Applications

Integrated IMU,
Environment Sensor, uSD
Slot, RGB LED, etc.

Breadboard Friendly
Stackable Modules

Open Source Hardware
and Software

Longetivity Commitment
In Production Till 2026

Core Features

  • FCC Certified ESP-WROOM-32 Module
    with WiFi and Bluetooth (legacy and BLE)
  • Touch Sensitive Input Pins
  • All Pins exposed on breadboard friendly headers
  • Reconfigurable pins for on-board peripheral
  • Designed for use with Li-Ion battery
  • Input Voltage Range 2.5V – 5.5V; Output 3.3V@2.5A
  • Programmable via USB and Wi-Fi (comes with OTA)
  • Pin layout similar to NodeMCU boards
  • Ready-to-use sample application codes

Hardware Overview

  • CP2102N – USB-UART Bridge with auto reset, boot-mode selection, and shutdown on no USB
  • BME280 – Temperature, Pressure Humidity Sensor
  • BMC150 – IMU e-Compass
  • MCP73832 – 500mA Li-Ion Charger
  • FAN49100 Buck/Boost Power Regulator (3.3V 2.5A)
  • Micro SD Card Holder
  • Resistive Voltage Divider for Battery monitoring
  • Sturdy Micro USB Connector with ESD Protection and power-path management
  • Beautiful RGB LED

 

Karyni PCB Components

Application Samples!

  • Thingspeak Environment Monitor
  • MQTT Home Automation Node
  • BLE IMU Monitor

Programming Options

Supports Programming with:

  • C / C++ with Arduino IDE, Platformio, and ESP-IDF
  • Espruino (Javascript)
  • LUA RTOS
  • Mongoose OS (Javascript / C)
  • mRuby (Ruby)
  • MicroPython
  • Simba (Python)
  • Zernyth (Python)
  • Whitecat Ecosystem (Graphical or LUA)
  • Visuino (Graphical)
  • TUNIOT (Graphical)
Karyni PCB Sketch

KARYNI STACKABLE MODULES

  • Battery pack (1 cell / 2 cell)
  • I2S DAC and ADC (with stereo amplifier and mic)
  • OLED Display shield
  • Proximity, gesture and light sensor shield
  • Sensor pack (lots of sensors)
  • Port expander when you need even more GPIO pins
  • More power shield (Fast charge and Battery Management System)
  • 18650 Holder base-board
  • LED Matrix shield
  • Touchpad / touch slider shield (optional: with OLED connector)
  • GSM + GPS/GNSS shield
  • Analog TV out ASIC ?
  • Relay / SSR board
  • Servo expansion board
  • Motor control shield
  • LoRa expansion
  • CC2102 sub-GHz expansion

Compatible with Linux, Mac and Windows, including x86 and ARM (Hello Raspberry!)

Copyright © Karyni 2017 - 2023 Intelener Srl