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PCB Schematics and Layouts

This Repository contains the schematic and layout files for all the PCBs designed at SRA for various competitions and workshops.

  • Robocon PCBs 2016
    PCB files made for the Manually Operated Robot in Robocon 2016.
    Designed on Autodesk EAGLE CAD.

    • 128 breakout
      • This is the breakout board for the Atmega 128 Microcontroller SMD Package.
      • It also consists the External Clock Circuit and a connector slot for the programmer cable.
    • Main Board
      • The microcontroller breakout circuit is mounted on this pcb.
      • It contains peripherals like input switches & LEDs, fuses for short-circuit protection and various connectors to connect sensors & actuators to the controller.

  • Robocon PCBs 2017
    PCB files made for the Manually Operated Robot in Robocon 2017.
    Designed on Autodesk EAGLE CAD.

    • 128 breakout
      • This is the breakout board for the Atmega 128 Microcontroller SMD Package.
      • It also consists the External Clock Circuit and a connector slot for the programmer cable.
    • Main Board
      • The microcontroller breakout circuit is mounted on this pcb.
      • It contains peripherals like input switches & LEDs, fuses for short-circuit protection and various connectors to connect sensors & actuators to the controller.
    • Line Sensing Array
      • It contains a sensor array to detect different colors to help follow a line.
    • Power and Motor Control Breakout
      • It contains the circuit to connect several motor drivers to a single connector.
      • It also has a Relay-based braking ciruit to pyhsically short the DC motor terminals.
      • This PCB also contains the voltage regulators to power the microntroller circuits as well as the motor controllers.

  • WallE 2016 Dev Brd

    • PCB files made for the Line-follower Robot Workshop (WallE) in the year 2016.
    • It uses an Atmega 16 Microcontroller in its DIP package, with peripherals like input switches & LEDs, fuses for short-circuit protection, external clock circuit, programmer slot and various connectors to connect sensors & actuators to the controller.
    • Designed on KiCAD.

  • WallE 2.0 2017 Dev Brd

    • PCB files made for the Line-follower and Self-Balancing Robot Workshop (WallE 2.0) in the year 2017.
    • Compared to the 2016 Dev Brd, this iteration has an extra slot to connect an MPU6050 inertial sensor.
    • Designed on Autodesk EAGLE CAD.

  • MPU Board

    • PCB files made for the MPU 6050 inertial sensor breakout board, used in the Self-balancing Robot Workshop (WallE 2.0).
    • It has onboard Pull-up resistors for the I2C protocol lines (SCL and SDA).
    • Connects to the main Dev Board through a 6 pin Flat Ribbon Cable.
    • Designed on Autodesk EAGLE CAD.

  • WallE 2.1 2018 Dev Brd

    • PCB files made for the Line-follower and Self-Balancing Robot Workshop (WallE 2.1) in the year 2018.
    • It uses an Espressif System's ESP32 SoC DevKit, with peripherals like input switches & LEDs, fuses for short-circuit protection, external clock circuit and various connectors to connect sensors & actuators to the controller.
    • Designed on Autodesk EAGLE CAD.

  • ESP 8266 Board

    • PCB files made for the IOT Workshop in the year 2016.
    • It uses Espressif System's ESP 8266 SoC.
    • Contains a switch to toggle between flash mode and GPIO mode.
    • Designed on Autodesk EAGLE CAD.