The purpose of this PCB is to monitor some of DC loads on a system, it use ESP32-C3 as the main controller, RS485 for communication and, INA3221 for DC voltage Sensor

#1 – The Design

The feature of the PCB

• Controller : ESP32-C3
• Level-Logic-Converter : :TXS0108
• Onboard Sensor : INA3221 Current and Voltage Monitor
• Communication : MAX485 RS485 Transceiver

#2 – The Process

This is the assembly process of the PCB

#3 – The Result

The project has successfully made, and working as planned

The contents will be updated later