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Arduino Quick Start

2. Devices & Examples

6. Applications

Fire IMU 6-Axis Attitude Sensor

APIs and example programs related to the Fire IMU six-axis attitude sensor.

Example Program

Compilation Requirements

  • M5Stack board manager version >= 3.2.2
  • Board option = M5Fire
  • M5Unified library version >= 0.2.8
  • M5GFX library version >= 0.2.11
cpp
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#include <M5Unified.h>

m5::imu_data_t imuData;

void setup() {
  M5.begin();
  M5.Display.setFont(&fonts::FreeMonoBold9pt7b);

  M5.Display.clear();
  M5.Display.setCursor(0, 0);
  M5.Display.print("IMU Live Data");
}

void loop() {
  M5.Imu.update();
  imuData = M5.Imu.getImuData();

  M5.Display.setCursor(0, 30);
  M5.Display.println("       x       y       z");
  M5.Display.printf("Acce % 6.2f, % 6.2f, % 6.2f\n", imuData.accel.x, imuData.accel.y, imuData.accel.z);
  M5.Display.printf("Gyro % 6.2f, % 6.2f, % 6.2f\n", imuData.gyro.x, imuData.gyro.y, imuData.gyro.z);
  delay(100);
}

Run Result:

API

The Fire IMU 6-axis attitude sensor uses the IMU_Class from the M5Unified library. For more related APIs, please refer to the following documentation:

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