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Moet dit er bij
Dependencies: mbed QEI HIDScope biquadFilter MODSERIAL FastPWM
Diff: main.cpp
- Revision:
- 1:a76fd17e18b3
- Parent:
- 0:335646ab45c0
- Child:
- 2:7ea5ae2287a7
diff -r 335646ab45c0 -r a76fd17e18b3 main.cpp --- a/main.cpp Mon Oct 28 15:50:03 2019 +0000 +++ b/main.cpp Mon Oct 28 16:11:15 2019 +0000 @@ -105,72 +105,7 @@ float gearratio = 131.25; // Gear ratio of gearbox -float PID_controller1(float motor1error){ - static float error_integral1=0; - static float e_prev1=motor1error; - - //Proportional part: - u_p1=Kp*motor1error; - - //Integral part - error_integral1=error_integral1+ei1*Ts; - u_i1=Ki*error_integral1; - - //Derivative part - float error_derivative1=(motor1error-e_prev1)/Ts; - float u_d1=Kd*error_derivative1; - e_prev1=motor1error; - - // Sum and limit - up1= u_p1+u_i1+u_d1; - if (up1>1){ - controlsignal1=1;} - else if (up1<-1){ - controlsignal1=-1;} - else { - controlsignal1=up1;} - - // To prevent windup - ux1= up1-controlsignal1; - ek1= Ka*ux1; - ei1= motor1error-ek1; - //Return - return controlsignal1; -} - -float PID_controller2(float motor2error){ - static float error_integral2=0; - static float e_prev2=motor2error; - - //Proportional part: - u_p2=Kp*motor2error; - - //Integral part - error_integral2=error_integral2+ei2*Ts; - u_i2=Ki*error_integral2; - - //Derivative part - float error_derivative2=(motor2error-e_prev2)/Ts; - float u_d2=Kd*error_derivative2; - e_prev2=motor2error; - - // Sum and limit - up2= u_p2+u_i2+u_d2; - if (up2>1){ - controlsignal2=1;} - else if (up2<-1){ - controlsignal2=-1;} - else { - controlsignal2=up2;} - - // To prevent windup - ux2= up2-controlsignal2; - ek2= Ka*ux2; - ei2= motor2error-ek2; - //Return - return controlsignal2; -} - +// Vanaf hier is het misschien belangrijk void readEncoder() { @@ -183,74 +118,36 @@ countsPrev2 = counts2; } -void togglehoek(){ - // static float t=0; - // Vy=6.0f*sin(50.0f*t); - // t+=0.01f; - } - -void RKI(){ - - //Vy=potmeter1.read()*10.0*motortoggle; - //Vy=potmeter2.read()*10*motortoggle; - static float t=0; - Vx=6.0f*sin(1.0f*t); - t+=0.01f; - //Vx=-1.0*; - Vy=0.0f; - q1dot=(l2*cos(q1+q2)*Vx+l2*sin(q1+q2)*Vy)/((-l1*sin(q1)-l2*sin(q1+q2))*l2*cos(q1+q2)+l2*sin(q1+q2)*(l1*cos(q1)+l2*cos(q1+q2))); - q2dot=((-l1*cos(q1)-l2*cos(q1+q2))*Vx+(-l1*sin(q1)-l2*sin(q1+q2))*Vy)/((-l1*sin(q1)-l2*sin(q1+q2))*l2*cos(q1+q2)+l2*sin(q1+q2)*(l1*cos(q1)+l2*cos(q1+q2))); - q1=q1+q1dot*Ts; - q2=q2+q2dot*Ts; - - xe=l1*cos(q1)+l2*cos(q1+q2); - ye=l1*sin(q1)+l2*sin(q1+q2); - - - - if (q1<0.0f){ - q1=0.0;} - else if (q1>90.0f*deg2rad){ - q1=90.0f*deg2rad;} - else{ - q1=q1;} - - if (q2>-45.0*deg2rad){ - q2=-45.0*deg2rad;} - else if (q2<-135.0*deg2rad){ - q2=-135.0*deg2rad;} - else{ - q2=q2;} - - motor1ref=5.5f*q1+5.5f*q2; - motor2ref=2.75f*q1; - } - -void motorControl() +void motorCalibration1() { button1.fall(&togglehoek); - RKI(); - motor1angle = (counts1 * factorin / gearratio)-(135.0*5.5*deg2rad); // Angle of motor shaft in rad + motor1angle = (counts1 * factorin / gearratio); // Angle of motor shaft in rad omega1 = deltaCounts1 / Ts * factorin / gearratio; // Angular velocity of motor shaft in rad/s - motor1error=motor1ref-motor1angle; - controlsignal1=PID_controller1(motor1error); - if (controlsignal1<0){ - motordir1= 0;} - else { - motordir1= 1;} + float potmeter=potmeter1.read(); + controlsignal1=potmeter; motor1Power.write(abs(controlsignal1*motortoggle)); - motor1Direction= motordir1; + motor1Direction=1; + //Dit moet je doen zolang omega motor 1 > 0.iets + //State switch + //Dan motor 2 tot omega < 0.iets + } + +void motorCalibration2(){ + + float potmeter=potmeter1.read(); + button1.fall(&togglehoek); + motor1angle = (counts1 * factorin / gearratio); // Angle of motor shaft in rad + omega1 = deltaCounts1 / Ts * factorin / gearratio; // Angular velocity of motor shaft in rad/s + controlsignal1=potmeter; + motor1Power.write(abs(controlsignal1*motortoggle)); + motor1Direction=1; motor2angle = (counts2 * factorin / gearratio); // Angle of motor shaft in rad - omega2 = deltaCounts2 / Ts * factorin / gearratio; // Angular velocity of motor shaft in rad/s - motor2error=motor2ref-motor2angle; - controlsignal2=PID_controller2(motor2error); - if (controlsignal2<0){ - motordir2= 0;} - else { - motordir2= 1;} + omega2 = deltaCounts2 / Ts * factorin / gearratio; // Angular velocity of motor shaft in rad/s + controlsignal2=potmeter; motor2Power.write(abs(controlsignal2*motortoggle)); - motor2Direction= motordir2; + motor2Direction=1; + //Dit moet je doen zolang omega van motor 2 > 0.iets } void Plotje(){ @@ -273,26 +170,17 @@ { pc.baud(115200); pc.printf("\r\nStarting...\r\n\r\n"); - motor1Power.period(PWM_period); motor2Power.period(PWM_period); - motorTicker.attach(motorControl, 0.01); + motorTicker.attach(motorCalibration1, 0.01); //Dit moet je doen zolang omega < 0.iets + motorTicker.attack(motorCalibration2, 0.01); scopeTicker.attach(Plotje, 0.01); encoderTicker.attach(readEncoder, Ts); button2.fall(&toggleMotor); while (true) { -// pc.printf("Angle1: %f Omega1: %f\r\n", motor1angle, omega1); -// pc.printf("refangle1: %f Error1: %f \r\n",motor1ref, motor1error); -// pc.printf("Angle2: %f Omega2: %f\r\n", motor2angle, omega2); -// pc.printf("refangle2: %f Error2: %f \r\n",motor2ref, motor2error); -// pc.printf("controlsignal2: %d \r\n", controlsignal2); -// pc.printf("Vx: %f Vy: %f \r\n",Vx,Vy); -// pc.printf("q1dot: %f q2dot: %f \r\n",q1dot,q2dot); - pc.printf("q1: %f q1dot: %f motor1ref: %f motor1angle: %f\r\n", q1*rad2deg, q1dot*rad2deg, motor1ref*rad2deg, motor1angle*rad2deg); - pc.printf("q2: %f q2dot: %f motor2ref: %f motor2angle: %f\r\n", q2*rad2deg, q2dot*rad2deg, motor2ref*rad2deg, motor2angle*rad2deg); - pc.printf("X: %f Y: %f\r\n",xe,ye); + pc.printf("Omega1: %f Omega 2: %f Potmeter: %f \r\n", omega1, omega2, potmeter); wait(0.5); } }