C51的PID算法

多言数穷

//PID算法温控C语言2008-08-17 18:58
6 Q) A* y# q. d#include<w77e58.h>
4 O! O  ^  w/ }, O% d; i6 q5 j#include<intrins.h>
#include<math.h>
#include<string.h>
5 ^. s8 E- g6 B3 P4 h/ {9 _struct PID {
! |6 n- k0 G  {0 h( j' w; dunsigned int SetPoint; // 设定目标 Desired Value
unsigned int Proportion; // 比例常数 Proportional Const
unsigned int Integral; // 积分常数 Integral Const
unsigned int Derivative; // 微分常数 Derivative Const
' o! v" M# m+ e. s0 Wunsigned int LastError; // Error[-1]
unsigned int PrevError; // Error[-2]
2 X; n5 E  Q" l3 f3 H: Yunsigned int SumError; // Sums of Errors
};
* {$ b  Z9 v0 wstruct PID spid; // PID Control Structure
unsigned int rout; // PID Response (Output)
+ Z. h7 K+ k' \unsigned int rin; // PID Feedback (Input)
sbit data1=P1^0;
5 M" {# _: }( y$ w4 p' Ksbit clk=P1^1;
5 C/ p/ r1 e+ A6 b5 }, o/ Lsbit plus=P2^0;
* n; H8 x/ e' W0 x) S2 h2 l4 Tsbit subs=P2^1;
5 j/ E, X; ~1 ^9 S: M/ Qsbit stop=P2^2;
sbit output=P3^4;
sbit DQ=P3^3;
unsigned char flag,flag_1=0;
unsigned char high_time,low_time,count=0;//占空比调节参数
& w: w+ W/ Y% B. O& [3 `unsigned char set_temper=35;
' I( A& S* W9 K  }; t( F$ nunsigned char temper;
7 U: p4 X2 @  c# |; N' O8 \unsigned char i;
unsigned char j=0;
unsigned int s;
$ ?3 ^2 p) a4 v! a' h* ~/***********************************************************

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道法自然

C51的PID算法,学习了