C51的PID算法

多言数穷

//PID算法温控C语言2008-08-17 18:58
* l, Y  \7 l: J9 o$ K/ X2 l#include<w77e58.h>
/ J$ u! I( f" x( p5 S' P/ h8 V#include<intrins.h>
#include<math.h>
5 ~6 Z$ Q$ g; s' N#include<string.h>
2 g8 b: L( k6 Rstruct PID {
unsigned int SetPoint; // 设定目标 Desired Value
6 g1 h1 `$ q) ^0 D: Lunsigned int Proportion; // 比例常数 Proportional Const
/ K, ?+ P9 t% Junsigned int Integral; // 积分常数 Integral Const
unsigned int Derivative; // 微分常数 Derivative Const
1 a* t! f  }* ?' ounsigned int LastError; // Error[-1]
6 D; {2 C' \# x* u* \! i$ Munsigned int PrevError; // Error[-2]
unsigned int SumError; // Sums of Errors
8 |8 Z) ~" g- O7 {: ~+ g};
) L0 i4 ?2 E& V( Wstruct PID spid; // PID Control Structure
# W. c7 ^$ T- r/ [, B4 eunsigned int rout; // PID Response (Output)
6 G- c' k) z0 Punsigned int rin; // PID Feedback (Input)
sbit data1=P1^0;
sbit clk=P1^1;
sbit plus=P2^0;
sbit subs=P2^1;
sbit stop=P2^2;
sbit output=P3^4;
; y: p# I( v4 Xsbit DQ=P3^3;
" d) U5 @, x! t4 o( c* Y2 K1 c; o- Hunsigned char flag,flag_1=0;
& J1 J3 t) O: u& V  o! |! |& Iunsigned char high_time,low_time,count=0;//占空比调节参数
unsigned char set_temper=35;
unsigned char temper;
. e' _5 q. Y/ D& B0 ?( nunsigned char i;
+ M2 i  P& y% L/ munsigned char j=0;
& M" y5 b" X% |: lunsigned int s;
/***********************************************************

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道法自然

C51的PID算法,学习了