Connecting multiple touch boards

  • Pin RX to receive the data from other boards, connecting it to the TX pins on the all other boards.
  • Connect both power and ground pins(5V and GND on the bottom of the board) from the Master Board to all other boards 5V and GND pins.
  • Connect A0(analog 0 pin) from the Master Board to the A0 pin on the first Slave Board
  • Connect A1(analog 1 pin) from the Master Board to the A1 pin on the second Slave Board
  • Connect A2(analog 2 pin) from the Master Board to the A2 pin on the third Slave Board
  • Connect A3(analog 3 pin) from the Master Board to the A3 pin on the fourth Slave Board
  • Connect A4(analog 4 pin) from the Master Board to the A4 pin on the fifth Slave Board
  • Connect A5(analog 5 pin) from the Master Board to the A5 pin on the six Slave Board

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