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Fork of MPU6050_Driver_Balanceddddd by
Revision 2:3a7eb05dbc72, committed 2018-04-20
- Comitter:
- glintligo
- Date:
- Fri Apr 20 10:56:57 2018 +0000
- Parent:
- 1:f9658c7309ef
- Commit message:
- 2018.4.20;
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Fri Apr 20 08:27:50 2018 +0000 +++ b/main.cpp Fri Apr 20 10:56:57 2018 +0000 @@ -17,8 +17,8 @@ }; //0.00005 -//0.00015 -PID PID_Para={0.0,0.0,0.0005}; + +PID PID_Para={0.000085,0.0,-0.0002}; Ticker toggle_led_ticker; //声明一个 Ticker 对象 DigitalOut myled(PC_13); //Serial pc(PA_9, PA_10); @@ -29,21 +29,21 @@ PwmOut mypwm4(PB_1); float calculate(float input,float target); void make() { //中断子程序,在平衡车和无人机的项目中,控制算法就写在中断子程序中:获取陀螺仪数据,根据陀螺仪数据通过PID算法得到电机的控制量(占空比和方向),在输出到单片机管脚 - co = calculate(roll, 0.0); - // pc.printf("pitch: %.2f roll: %.2f yaw: %.2f co: %.2f\r\n", pitch,roll,yaw,co); + co = calculate(roll, 0.0); + // pc.printf("pitch: %.2f roll: %.2f yaw: %.2f co: %.2f\r\n", pitch,roll,yaw,co); // pc.printf("roll: %.2f co: %.2f\r\n",roll,co); if (co >=0) { - mypwm2.pulsewidth(co); - mypwm1.pulsewidth(0); - mypwm4.pulsewidth(co); - mypwm3.pulsewidth(0);} + mypwm1.pulsewidth(co); + mypwm2.pulsewidth(0); + mypwm3.pulsewidth(co); + mypwm4.pulsewidth(0);} else { - mypwm2.pulsewidth(0); - mypwm1.pulsewidth(-co); - mypwm4.pulsewidth(0); - mypwm3.pulsewidth(-co);} + mypwm1.pulsewidth(0); + mypwm2.pulsewidth(-co); + mypwm3.pulsewidth(0); + mypwm4.pulsewidth(-co);} } @@ -52,7 +52,6 @@ PID_Para.error=target-input; PID_Para.dif_error=PID_Para.error-PID_Para.last_error; PID_Para.last_error=PID_Para.error; - PID_Para.int_error+=PID_Para.error; if(PID_Para.int_error >= NTMAX) PID_Para.int_error = NTMAX;