STM32正弦波逆变器设计IC解密
IC解密stm32单片机逆变器控制软件源程序如下:
- /****************************************************************
- * Copyright (c) 2010 ,
- * All rights reserved.
- *
- *
- *文件名称:
- *文件标示:
- *摘要 :
- *当前版本:v1.0
- *****************************************************************/
- #include "includes.h"
- #include "math.h"
- __align(8) static OS_STK TaskStartStk[500];
- __align(8) static OS_STK TaskLedStk[500];
- #define START_PRIO 1u
- #define LED_PRIO 5u
- OS_EVENT * spk;
- OS_EVENT * lcd;
- OS_EVENT * time_10;
- static void TaskStart( void *parg);
- static void TaskLed(void *parg);
- void MenusTask( void *parg);
- int main()
- {
- NVIC_PriorityGroupConfig(NVIC_PriorityGroup_0);
- OSInit();
-
- spk=OSSemCreate( 1 );
- lcd=OSSemCreate( 1 );
- time_10=OSSemCreate( 1 );
- OSTaskCreateExt( TaskStart,
- (void *)0,
- &TaskStartStk[500-1],
- START_PRIO,
- START_PRIO,
- TaskStartStk,
- 500,
- ( void *)0,
- OS_TASK_OPT_STK_CHK+OS_TASK_OPT_STK_CLR);
-
- OSStart();
- return 0;
- }
- #include "math.h"
- static float x_est_last1 = 0;
- static float P_last1 = 0;
- /*/the noise in the system */
- static float Q1 = 0.1;
- static float R1 = 0.8;
- static float K1;
- static float P1;
- static float P_temp1;
- static float x_temp_est1;
- static float x_est1;
- static float z_measured1; /*/the 'noisy' value we measured */
- // float z_real = 0.5; /*/the ideal value we wish to measure */
- static float sum_error_kalman1 = 0;
- static float sum_error_measure1 = 0;
- static float kalman1(float z_real)
- {
- /*/do a prediction */
- x_temp_est1 = x_est_last1;
- P_temp1 = P_last1 + Q1;
- /*/calculate the Kalman gain */
- K1 = P_temp1 * (1.0/(P_temp1 + R1));
- /*/measure*/
- z_measured1 = z_real ;
- x_est1 = x_temp_est1 + K1 * (z_measured1 - x_temp_est1);
- P1 = (1- K1) * P_temp1;
-
- sum_error_kalman1 += fabs(z_real - x_est1);
- sum_error_measure1 += fabs(z_real-z_measured1);
-
- P_last1 = P1;
- x_est_last1 = x_est1;
- return x_est1;
- }
- void halfword(FP32 j);
- static void TaskStart( void *parg)
- {
- INT16U i=0,j=0,l=0;
- FP32 vbat=0,k=0,oldk=0,dianliu=0,wendu=0;
- (void)parg;
- OS_CPU_SysTickInit();
- OSStatInit();
-
- OSTaskCreateExt( TaskLed,
- (void *)0,
- &TaskLedStk[500-1],
- LED_PRIO,
- LED_PRIO,
- TaskLedStk,
- 500,

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