Alexandre Lemay / Mbed 2 deprecated APP1_s5_A17

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Dependencies:   mbed MMA8452

Accelerometre.cpp@6:909e7877d915, 2017-09-05 (annotated)

Committer:
evrast
Date:
Tue Sep 05 05:51:17 2017 +0000
Revision:
6:909e7877d915
Parent:
5:70db90b673b9
Child:
10:2836530d9a5e
je dormais;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
evrast 0:c2282db9d19e 1 #include "Accelerometre.h"
evrast 0:c2282db9d19e 2
evrast 0:c2282db9d19e 3
evrast 6:909e7877d915 4 Accelerometre::Accelerometre():i2c(p28,p27),pc(USBTX, USBRX),acc(p28, p27, 40000){
evrast 4:ab14f0e33f2b 5
evrast 4:ab14f0e33f2b 6 acc.setBitDepth(MMA8452::BIT_DEPTH_12);
evrast 6:909e7877d915 7 acc.setDynamicRange(MMA8452::DYNAMIC_RANGE_2G);
evrast 4:ab14f0e33f2b 8 acc.setDataRate(MMA8452::RATE_100);
evrast 4:ab14f0e33f2b 9
evrast 3:56cd9dff3b5f 10 }
evrast 3:56cd9dff3b5f 11
evrast 4:ab14f0e33f2b 12 void Accelerometre::readxyzAngle(double *Angle){
evrast 4:ab14f0e33f2b 13 double x=0, y=0, z=0;
evrast 4:ab14f0e33f2b 14 acc.readXYZGravity(&x,&y,&z);
evrast 4:ab14f0e33f2b 15 *Angle = AngleCalculation(z);
evrast 3:56cd9dff3b5f 16
evrast 3:56cd9dff3b5f 17 }
evrast 3:56cd9dff3b5f 18
evrast 4:ab14f0e33f2b 19 double Accelerometre::AngleCalculation(double ZValue){
evrast 4:ab14f0e33f2b 20 if(ZValue>1){
evrast 4:ab14f0e33f2b 21 ZValue = 1;
evrast 4:ab14f0e33f2b 22 }
evrast 6:909e7877d915 23 if(ZValue <-1){
evrast 6:909e7877d915 24 ZValue = -1;
evrast 6:909e7877d915 25 }
evrast 5:70db90b673b9 26 double angle =std::acos(ZValue);
evrast 6:909e7877d915 27 return (angle*180/ PI);
evrast 3:56cd9dff3b5f 28
evrast 3:56cd9dff3b5f 29
evrast 4:ab14f0e33f2b 30 }
evrast 4:ab14f0e33f2b 31
evrast 3:56cd9dff3b5f 32
evrast 3:56cd9dff3b5f 33 //int Accelerometre::readSingleByte(int regis){
evrast 3:56cd9dff3b5f 34 // int c;
evrast 3:56cd9dff3b5f 35 // pc.printf("Reading single byte\n");
evrast 3:56cd9dff3b5f 36 // i2c.start();
evrast 3:56cd9dff3b5f 37 // int a=i2c.write(WRITE_DATA); // A write to device
evrast 3:56cd9dff3b5f 38 // i2c.write(regis); // Register to read from (acceleration in X)
evrast 3:56cd9dff3b5f 39 // i2c.start(); // Need to send start condition here
evrast 3:56cd9dff3b5f 40 // i2c.write(READ_DATA); // tell devide you want to read
evrast 3:56cd9dff3b5f 41 // c=i2c.read(0);
evrast 3:56cd9dff3b5f 42 // i2c.stop();
evrast 3:56cd9dff3b5f 43 // pc.printf("value is %d\n", c);
evrast 3:56cd9dff3b5f 44 // pc.printf("end\n");
evrast 3:56cd9dff3b5f 45 // return c;
evrast 3:56cd9dff3b5f 46 // }
evrast 3:56cd9dff3b5f 47
evrast 0:c2282db9d19e 48
evrast 3:56cd9dff3b5f 49 void Accelerometre::writeByte(int regis,int data){
evrast 0:c2282db9d19e 50 pc.printf("Reading single byte\n");
evrast 0:c2282db9d19e 51 i2c.start();
evrast 3:56cd9dff3b5f 52 i2c.write(WRITE_DATA); // A write to device
evrast 0:c2282db9d19e 53 i2c.write(regis); // Register to read from (acceleration in X)
evrast 3:56cd9dff3b5f 54 i2c.write(data);
evrast 0:c2282db9d19e 55 i2c.stop();
evrast 0:c2282db9d19e 56 pc.printf("end\n");
evrast 5:70db90b673b9 57 }
evrast 5:70db90b673b9 58