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HbAttitude.cpp
- Committer:
- takeru0x1103
- Date:
- 2018-11-30
- Revision:
- 17:f9610f3cfa1b
- Child:
- 18:5aa48aec9cae
File content as of revision 17:f9610f3cfa1b:
#include "HbAttitude.h" //========================================================= //PID制御 //========================================================= float HbAttitude::pid(float iCmdAng, float iCurAng , float iRate) { //エラー量:指令値との差を求める float errAng = iCmdAng - iCurAng; //アウターループのPゲインを掛けて目標角速度とする float cmdRate= errAng * p; //▼角速度偏差(指令値と現在値との差) float devRate = cmdRate - iRate ; //▼比例項 float clcP = devRate * kp; //▼積分項 float xi = ki * devRate; //係数をかける float tmpInteg = sum + xi;//積分して //リミット掛ける if(tmpInteg > limitH){tmpInteg = limitH;} if(tmpInteg < limitL){tmpInteg = limitL;} //積分値を次回計算用に保存 sum = tmpInteg; //▼微分項 float clcD = kd * (devRate - old); //過去データ書き換え old = devRate; return clcP + tmpInteg + clcD; } //========================================================= //コンストラクタ //========================================================= HbAttitude::HbAttitude(float iPo , float iP , float iI , float iD){ //パラメータ初期化 p =iPo ;//アウターループP制御系数 kp =iP ;//インナーループP制御系数 ki =iI ;//インナーループI制御系数 kd =iD ;//インナーループD制御系数 limitH=255 ;//積分上限 limitL=0 ;// sum =0 ;//積分値 old =0 ;//1サンプル前のデータ(微分用) }