Implementation Plan

A. Hardware Purchase list:

1. ESP32-38PINOUT
2. MAX30102 - MH-ET LIVE
3. SSD1306 OLED Display 128x64 Pixel 0.96 inch - I2C Bus
4. 1000mAh 3.7V Li-Poly Battery with JST-PH Cable
5. Vertical Slide Switch SPDT 1P2T with 3 Pins PCB Panel
6. TP4056 Micro 5V 1A USB 18650 - Lithium Battery Charging Board Charger Module
7. 30 AWG Flexible Silicone Wire Electric

B. Printout 3D components:

• Oxinode Case

C. Review Architecture Diagram

• Architecture Diagram

D. Connect the Circuits

• Oxinode Circuit Diagram

E. Set up development environment

1. Set up Virtual Machine for Oxinode Server
2. Ubuntu Server 18.04 LTS.
3. Install IOTA Hornet
4. Install MQTT Broker
5. Install Oxinode Web Application
6. Install Stream-Gateway-MQTT
7. Install ESP32 Repositories and IoTSensor Stack
8. Setup the Oxinode Client (Streams-Subscriber) for remote reading from the tangle.

F. Turn on the components

1. Start IOTA Hornet
2. Start Oxinode Web Application
3. Start MQTT Broker
4. Start Stream-Gateway-MQTT
5. Start IoTSensor Stack - mqtt-sender