Use Proteus’s I2C Debugger (Virtual Instruments mode) to monitor transactions. Many libraries only emulate register reads – they don't simulate sensor dynamics.

A minimal library only supports 0x3B to 0x40 (accelerometer readings). A library supports:

void loop() Wire.read(); Serial.print("X="); Serial.print(AcX); Serial.print(" Y="); Serial.print(AcY); Serial.print(" Z="); Serial.println(AcZ); delay(500);

Let's install EmbeddedLab's version (the top pick). You will need Admin rights on your PC.