![](/media/cache/group/default_image.jpg.50x50_q85.jpg)
test
Fork of HelloWorld by
main.cpp
- Committer:
- vincentlabbe
- Date:
- 2017-08-31
- Revision:
- 16:0b58c14b639d
- Parent:
- 15:b4b2e73faefb
- Child:
- 17:c463c5a434ec
File content as of revision 16:0b58c14b639d:
#include "mbed.h" #include "MMA8452Q.h" Serial pc(USBTX, USBRX); // tx, rx SPI accel(p11,p12,p13); DigitalOut cs(p14); // Communication I2C //I2C comI2C(p9,p10); // sda, scl int main() { //float x, y, z ; MMA8452Q acc(p9,p10,0x1d); // acceleration object //while (true) { // x = acc.getAccX() ; // y = acc.getAccY() ; // z = acc.getAccZ() ; // printf("X[%.2f] Y[%.2f] Z[%.2f]\n",x, y, z) ; wait(0.1); // float angle = ((2*x*x+2*y*y)/(x*x+y*y+z*z))+1; float resultat = (3.14/2.0) -( z + (z *z * z)/6.0 + (3*z*z*z*z*z)/40.0); pc.printf("valeur rad = %f", resultat); float degree = resultat * 18000.0/314.0; pc.printf("valeur deg = %f", degree); degree = degree * 10; int degreInt = (int)degree; pc.printf("valeur deg = %d", degreInt); int rep; // extracting digits int digits[4] = {0,0,0,0}; int i = 0; while(degreInt > 0) { rep = degreInt % 10; //to get the right most digit digits[i]=rep; pc.printf("digit %d = %d, degree int: %d", i, digits[i], degreInt); degreInt /= 10; //reduce the number by one digit ++i; } //digits[i]='\0' //terminate the string cs = 0; accel.write(digits[3]); cs = 1; wait(2); cs = 0; accel.write(digits[2]); cs = 1; wait(2); cs = 0; accel.write(digits[1]); cs = 1; wait(2); cs = 0; accel.write(digits[0]); cs = 1; wait(2); wait(1); } /* communication SPI Serial pc(USBTX, USBRX); // tx, rx SPI acc(p11,p12,p13); DigitalOut cs(p14); int main() { while(1){ int nombre = 0; pc.printf("Entrez un nombre de 4 chiffres : "); pc.scanf("%d", &nombre); pc.printf("Votre numero entrez est le : %d", nombre); cs = 0; acc.write(nombre); cs = 1; wait(0.2); cs = 0; wait(1); } }*/ /* Serial pc(USBTX, USBRX); // tx, rx Serial mc(p13,p14); int main() { int nombre = 0; pc.printf("Entrez un nombre de 4 chiffres : "); pc.scanf("%d", &nombre); pc.printf("Votre numero entrez est le : %d", nombre); mc.printf(nombre); } */ /* DigitalOut myled(LED2); int main() { while(1) { myled = 1; wait(0.2); myled = 0; wait(0.2); } } */