Blue Button

• Button input to board A0
• Button GND to board GND
• Button LED to board A1
• Button LED GND to board GND

Green Button

• Button input to board A2
• Button GND to board GND
• Button LED to board A3
• Button LED GND to board GND

NAU7802

• Sensor A+ to strain gauge green wire
• Sensor A- to strain gauge white wire
• Sensor E- to strain gauge black wire
• Sensor E+ to strain gauge red wire

Alphanumeric Display I2C Jumpers

• Alphanumeric display 1 (on the left): A0, A1 and A2 open (0x70)
• Alphanumeric display 2 (on the right): A0 closed, A1 and A2 open (0x71)

STEMMA Connections

• Connect alphanumeric display 1, alphanumeric display 2 and the NAU7802 together with STEMMA QT cables. Plug the STEMMA QT cable into the QT Py ESP32-S2