sakthi priya amirtharaj
/
BAE_FRDM_INTEGRATION
i2c slave integrated
Fork of BAE_FRDM_INTEGRATION by
ACS.cpp
- Committer:
- greenroshks
- Date:
- 2014-09-10
- Revision:
- 0:8b0d43fe6c05
- Child:
- 8:667fbc82d634
File content as of revision 0:8b0d43fe6c05:
#include "ACS.h" PwmOut PWM1(PTD4); //Functions used to generate PWM signal //PWM output comes from pins p6 Serial pc1(USBTX, USBRX); void FUNC_ACS_GENPWM() { printf("\nEnterd PWMGEN function\n"); double DCx = 0; //Duty cycle of Moment in x, y, z directions double ix = 0; //Current sent in x, y, z TR's float timep = 0.02 ; double Mx=1.5; //Time period is set to 0.2s //Moment in x, y, z directions ix = Mx * 0.3 ; //Moment and Current always have the linear relationship if( ix>0&& ix < 0.006 ) //Current and Duty cycle have the linear relationship between 1% and 100% { DCx = 6*1000000*pow(ix,4) - 377291*pow(ix,3) + 4689.6*pow(ix,2) + 149.19*ix - 0.0008; PWM1.period(timep); PWM1 = DCx/100 ; } else if( ix >= 0.006&& ix < 0.0116) { DCx = 1*100000000*pow(ix,4) - 5*1000000*pow(ix,3) + 62603*pow(ix,2) - 199.29*ix + 0.7648; PWM1.period(timep); PWM1 = DCx/100 ; } else if (ix >= 0.0116&& ix < 0.0624) { DCx = 212444*pow(ix,4) - 33244*pow(ix,3) + 1778.4*pow(ix,2) + 120.91*ix + 0.3878; PWM1.period(timep); PWM1 = DCx/100 ; } else if(ix >= 0.0624&& ix < 0.555) { printf("\nACS entered if\n"); DCx = 331.15*pow(ix,4) - 368.09*pow(ix,3) + 140.43*pow(ix,2) + 158.59*ix + 0.0338; PWM1.period(timep); PWM1 = DCx/100 ; } else if(ix==0) { DCx = 0; PWM1.period(timep); PWM1 = DCx/100 ; } else { // printf("!!!!!!!!!!Error!!!!!!!!!"); } printf("\nExited PWMGEN function\n"); }