Paparazzi UAS  v5.12_stable-4-g9b43e9b
Paparazzi is a free software Unmanned Aircraft System.
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imu_aspirin_i2c_v1.0 module

Aspirin v1.0 IMU using I2C only.

  • Accelerometer: ADXL345 via I2C
  • Gyroscope: ITG3200 via I2C
  • Magnetometer: HMC58xx via I2C

Example for airframe file

Add to your firmware section: This example contains all possible configuration options, not all of them are mandatory!

1 <module name="imu_aspirin_i2c_v1.0">
2  <configure name="ASPIRIN_I2C_DEV" value="i2c2" />
3 </module>

Module configuration options

Configure Options

  • name: ASPIRIN_I2C_DEV value: i2c2
    Description: I2C device to use

Airframe file section

  • section name: IMU prefix: IMU_
    • name MAG_X_NEUTRAL value: 2358
    • name MAG_Y_NEUTRAL value: 2362
    • name MAG_Z_NEUTRAL value: 2119
    • name MAG_X_SENS value: 3.4936416
    • name MAG_Y_SENS value: 3.607713
    • name MAG_Z_SENS value: 4.90788848

Auto-loaded modules

The following modules are automatically loaded (just as if you had added them in the airframe file)

Files

<!DOCTYPE module SYSTEM "module.dtd">
<module name="imu_aspirin_i2c_common" dir="sensors">
<doc>
<description>
Aspirin v1.0 IMU using I2C only.
- Accelerometer: ADXL345 via I2C
- Gyroscope: ITG3200 via I2C
- Magnetometer: HMC58xx via I2C
</description>
<configure name="ASPIRIN_I2C_DEV" value="i2c2" description="I2C device to use"/>
<section name="IMU" prefix="IMU_">
<define name="MAG_X_NEUTRAL" value="2358"/>
<define name="MAG_Y_NEUTRAL" value="2362"/>
<define name="MAG_Z_NEUTRAL" value="2119"/>
<define name="MAG_X_SENS" value="3.4936416" integer="16"/>
<define name="MAG_Y_SENS" value="3.607713" integer="16"/>
<define name="MAG_Z_SENS" value="4.90788848" integer="16"/>
</section>
</doc>
<autoload name="imu_aspirin_i2c_common"/>
<autoload name="imu_nps"/>
<makefile target="!sim|nps|fbw">
<define name="IMU_ASPIRIN_VERSION_1_0"/>
</makefile>
</module>