An fully working IMU-Filter and Sensor drivers for the 10DOF-Board over I2C. All in one simple class. Include, calibrate sensors, call read, get angles. (3D Visualisation code for Python also included) Sensors: L3G4200D, ADXL345, HMC5883, BMP085
main.cpp
- Committer:
- maetugr
- Date:
- 2013-08-29
- Revision:
- 4:f62337b907e5
- Parent:
- 3:6dbefedce7fe
File content as of revision 4:f62337b907e5:
#include "mbed.h" #include "LED.h" // LEDs framework for blinking ;) #include "IMU_10DOF.h" // Complete IMU class for 10DOF-Board (L3G4200D, ADXL345, HMC5883, BMP085) #include "PC.h" // Serial Port via USB by Roland Elmiger for debugging with Terminal (driver needed: https://mbed.org/media/downloads/drivers/mbedWinSerial_16466.exe) #define RATE 0.002 // speed of the interrupt for Sensors and PID LED LEDs; PC pc(USBTX, USBRX, 921600); // USB IMU_10DOF IMU(p28, p27); Ticker Dutycycler; // timecontrolled interrupt for exact timed control loop void dutycycle() { // method which is called by the Ticker Dutycycler every RATE seconds IMU.readAngles(); } void executer() { pc.putc(pc.getc()); LEDs.tilt(2); } int main() { Dutycycler.attach(&dutycycle, RATE); // start to process all RATE seconds pc.attach(&executer); while(1) { #warning The current version has some hardcoded calibration values, change them in order to get high precision, to find them look out for_ warnings (sorry for_ that hope to get time to develop autocalibration) // just putting out the angle on console IMU.readAltitude(); // reading altitude takes much more time than the angles -> don't do this in your fast loop pc.printf("%.1f,%.1f,%.1f,%.1f'C,%.1fhPa,%.1fmaS,%.5fs,%.5fs\r\n", IMU.angle[0], IMU.angle[1], IMU.angle[2], IMU.temperature, IMU.pressure, IMU.altitude, IMU.dt, IMU.dt_sensors); // Output for Python wait(0.01); // this is to avoid buffer overflow in the Computers UART-Controller LEDs.tilt(1); } }