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Dependencies: mbed MatrixMath LPS25HB_I2C LSM9DS1 Matrix2 PIDcontroller LoopTicker SBUS_without_mainfile UsaPack solaESKF_wind Vector3 CalibrateMagneto FastPWM
servo.cpp
- Committer:
- NaotoMorita
- Date:
- 2022-03-31
- Revision:
- 119:43ac44c68ff0
- Parent:
- 118:97ffe77b6f38
- Child:
- 122:2e77adcf0c0d
File content as of revision 119:43ac44c68ff0:
#include "global.hpp"
// 割り込まれた時点での出力(computeの結果)を返す関数
void calcServoOut()
{
if(sbus.failSafe == false)
{
// sbusデータの読み込み
for (int i = 0; i < 16;i ++)
{
rc[i] = 0.65f * mapfloat(float(sbus.getData(i)),368,1680,-1,1) + (1.0f - 0.65f) * rc[i]; // mapped input
}
}
//pc.printf("rc:%f\r\n",rc[1]);
//姿勢角の取得
euler = eskf.computeAngles();
Matrix gyroBias = eskf.getGyroBias();
rpy.x = euler(1,1);
rpy.y = euler(2,1);
rpy.z = euler(3,1);
if (updateValues.calibrationFlag == 1111)
{
alignment();
}
else
{
rpy.x -= roll_offset;
rpy.y -= pitch_offset;
}
// 自身の位置に応じてエレベータ舵角を決定する
float derc = -rc[1];
//pc.printf("derc: %f\r\n", derc);
float darc = -rc[0] + rc[1];
//pc.printf("darc: %f\r\n", darc);
deobj = 0.0f;
switch(pos_tail)
{
case 0: //left
deobj = derc+darc;
break;
case 1: //center
deobj = derc;
break;
case 2: //right
deobj = derc-darc;
break;
default: // error situation
deobj = 0.0f;
break;
}
drobj = rc[3] + updateValues.dr_command;
float objgain = 15.0f*M_PI/180.0f;
float pitchobj = objgain * (deobj + updateValues.de_command);
if (pitchobj > objgain)
{
pitchobj = objgain;
}
if (pitchobj < -objgain)
{
pitchobj = -objgain;
}
//pc.printf("pitchobj: %f\r\n", pitchobj);
Matrix vihat = eskf.getVihat();
float vihat_norm = vihat(1, 1) * vihat(1, 1) + vihat(2, 1) * vihat(2, 1) + vihat(3, 1) * vihat(3, 1);
if (vihat_norm > 9.0f || rc[2] > -0.8f)
{
pitchPID.setGain(6.36f, 10.6f*0.5f,0.0);
pitchratePID.setGain(0.9540f,0.0f,0.0f);
}else{
pitchPID.setGain(6.36f, 0.0f,0.0);
pitchPID.resetIntError();
pitchratePID.setGain(0.9540f,0.0f,0.0f);
}
yawratePID.setGain(2.0f,0.0f,0.0f);
pitchPID.setProcessValue(rpy.y);
pitchratePID.setProcessValue((gyro.y-gyroBias(2,1)));
yawratePID.setProcessValue(gyro.z-gyroBias(3,1));
//目標値のセット
pitchPID.setSetPoint(pitchobj); //目標の設定
de = pitchPID.compute()+pitchratePID.compute();
if(de<-1.0f){de = -1.0f;}
if(de>1.0f){de = 1.0f;}
//pc.printf("%f %f %f %f %f\r\n",pitchobj,deobj,de,drobj,dr);
dr = yawratePID.compute()+drobj;
if(dr<-1.0f){dr = -1.0f;}
if(dr>1.0f){dr = 1.0f;}
dTl = rc[2]+drobj*0.2f+updateValues.dT_command;
dTr = rc[2]-drobj*0.2f+updateValues.dT_command;
scaledServoOut[0]=-de;
scaledServoOut[1]=dr;
scaledMotorOut[0]= dTl;
scaledMotorOut[1]= dTr;
float LP_servo = 0.2;
for(int i = 0; i < sizeof(servoOut)/sizeof(servoOut[0]); i++)
{
servoOut[i] = LP_servo*(mapfloat(scaledServoOut[i],-1,1,servoPwmMin,servoPwmMax))+(1.0-LP_servo)*servoOut[i];
if(servoOut[i]<servoPwmMin)
{
servoOut[i] = servoPwmMin;
}
if(servoOut[i]>servoPwmMax)
{
servoOut[i] = servoPwmMax;
}
}
float LP_motor = 0.2;
for(int i = 0; i < sizeof(motorOut)/sizeof(motorOut[0]); i++)
{
motorOut[i] = LP_motor*(mapfloat(scaledMotorOut[i],-1,1,motorPwmMin,motorPwmMax))+(1.0-LP_motor)*motorOut[i];
if(motorOut[i]<motorPwmMin)
{
motorOut[i] = motorPwmMin;
}
if(motorOut[i]>motorPwmMax)
{
motorOut[i] = motorPwmMax;
}
}
servo.pulsewidth_us(servoOut[0]);
rudServo.pulsewidth_us(servoOut[1]);
motor1.pulsewidth_us(motorOut[0]);
motor2.pulsewidth_us(motorOut[1]);
send2center();
send2pc();
}