Comprehensive PCB Design for Arduino and ESP32-based Prototype with Control and Sensing Capabilities -- 2

Project Overview:
We are seeking an experienced and detail-oriented freelancer to lead the design of a sophisticated PCB for a cutting-edge Arduino and ESP32-based prototype. This project is focused on enabling seamless control and sensing operations, involving intricate tasks such as reading and writing to an SD card, WiFi communication, Serial communication to Arduino Mega, and efficient image capture and sharing capabilities over WiFi.


Scope of Work:

Milestone 1: Develop/Alter PCB for Induction Hotplate Control (Duration: 2 weeks)

Design a PCB to regulate power supplied to the induction hotplate.
Implement robust control mechanisms to ensure precise power adjustments.
Conduct thorough testing and optimization for efficient performance.
Milestone 2: PCB Development for Controlling and Measuring Electronic Components (Duration: 1 weeks)

Design a comprehensive PCB for Arduino Mega, integrating components such as:
Dual sets of weight sensors (high sensitivity and larger range, lower sensitivity but extended range).
NTC sensor for temperature measurement.
Control interfaces for stepper motors, DC motors, and air pumps.
Implement a versatile input system to accommodate temperature and weight parameters.
Develop algorithms for precise control of induction coil and motors to achieve setpoints.
Milestone 3: Data Logging and Recipe-based Operation (Duration:0.5 weeks)

Integrate SD card functionality into the ESP32-CAM module for efficient data logging.
Develop a system to run operations based on recipes stored on the SD card.
Implement error handling and recovery mechanisms for robust performance.
Milestone 4: Webserver Development for Real-time Interaction (Duration: 0.5 weeks)

Create a user-friendly web interface using HTML to interact with the ESP32.
Enable real-time input and output monitoring through the web server.
Implement a file update mechanism to control Arduino in real-time.
Conduct extensive testing to ensure seamless communication and responsiveness.