Playing around with accelerometer and magnetometer on mbed KL46Z
Dependencies: MAG3110 MMA8451Q PinDetect mbed TSI
main.cpp
- Committer:
- oliverfang
- Date:
- 2014-02-03
- Revision:
- 3:552b7c450b2f
- Parent:
- 2:bb31f097af0f
- Child:
- 4:0d2eefc2be8e
File content as of revision 3:552b7c450b2f:
#include "mbed.h" #include "PinDetect.h" #include "MMA8451Q.h" #include "MAG3110.h" #include "TSISensor.h" #define MMA8451_I2C_ADDRESS (0x1d<<1) // Declare output LEDs DigitalOut ledgreen(PTD5); DigitalOut ledred(PTE29); // Declare USB serial connection Serial pc(USBTX,USBRX); // Declare timer interrupt Ticker timerAcc; Ticker timerMag; Ticker timerLight; Ticker timerTouch; // Declare pointer variables float xAcc; float yAcc; float zAcc; int xMag; int yMag; int zMag; float xLight; float xTouch; // Sampling rates float accRate = 0.5; float magRate = 0.75; float lightRate = 0.1; float touchRate = 0.1; // Declare Accelerometer pins and I2C address MMA8451Q acc(PTE25, PTE24, MMA8451_I2C_ADDRESS, 0, 0); // Declare Magnetometer pins MAG3110 mag(PTE25, PTE24); // Declare touch sensor pin TSISensor touch; // Declare light sensor pin AnalogIn light(PTE22); // Functions void init(); void accTime(); void magTime(); void lightTime(); void touchTime(); void init() { // Attach timerAcc timerAcc.attach(&accTime, accRate); timerMag.attach(&magTime, magRate); timerLight.attach(&lightTime, lightRate); timerTouch.attach(&touchTime, touchRate); ledred = 0; ledgreen = 0; } int main() { // Initialize init(); while(1) { // Read and print data from accelerometer pc.puts("Accelerometer: "); pc.printf("X: %f, Y: %f, Z: %f\t", xAcc, yAcc, zAcc); // Read data from magnetometer pc.puts("Magnetometer: "); pc.printf("X: %d, Y: %d, Z: %d\t", xMag, yMag, zMag); pc.puts("Light: "); pc.printf(" %f\t", xLight); pc.puts("touch: "); pc.printf(" %f\r\n", xTouch); wait(0.5); } } void accTime() { xAcc = abs(acc.getAccX()); yAcc = abs(acc.getAccY()); zAcc = abs(acc.getAccZ()); ledgreen = !ledgreen; } void magTime() { xMag = mag.getXVal(); yMag = mag.getYVal(); zMag = mag.getZVal(); ledred = !ledred; } void lightTime() { xLight = 1 - light.read(); } void touchTime() { xTouch = 1 - touch.readPercentage(); }