bldc.h

直流无刷电机控制程序

/* ==============================================================================
System Name:  BLDC3_2

File Name:	BLDC.H

Description:	Primary header file for the implementation of sensorless current 
                  controller for a three phase brushless DC Motor.

Originator:		Digital control systems Group - Texas Instruments

Target dependency:	x240/1/2/3/07
To Select the target device see target.h file.

=====================================================================================
 History:
-------------------------------------------------------------------------------------
 9-15-2000	Release	Rev 1.0
=================================================================================  */

/*-----------------------------------------------------------------------------*/
/* Get target information.                                                     */
/*-----------------------------------------------------------------------------*/
#include <TARGET.H>

#if (TARGET==F243)
#include <regs24x.h>
#endif /* TARGET==F243 */


#if (TARGET==F2407)
#include <regs240x.h>
#endif /* TARGET==F2407 */

#if (TARGET==F243)
#define SYSTEM_INT_PERIOD  1000   /* 50 uS sampling period @50 ns CPU clock
/* #define SYSTEM_INT_PERIOD  700    /* 17.5 uS sampling period @25 ns CPU clock */
/* #define SYSTEM_INT_PERIOD  360    /* 18 uS sampling period @50 ns CPU clock   */
/* #define SYSTEM_INT_PERIOD  450    /* 22.5 uS sampling period @50 ns CPU clock */
/* #define SYSTEM_INT_PERIOD  500    /* 25 uS sampling period @50 ns CPU clock      */
#endif /* TARGET==F243 */

#if (TARGET==F2407)
/* #define SYSTEM_INT_PERIOD  758  */  /* 25 uS sampling period @33 ns CPU clock      */
#define SYSTEM_INT_PERIOD  1000    /* 25 uS sampling period @25 ns CPU clock      */
#endif /* TARGET==F2407 */

/*------------------------------------------------------------------------------
    Include file containing the system vectors.
    These must be set up correctly for the interrupt mechanisms to work
------------------------------------------------------------------------------*/
#include <sysvecs.h>

/*-------------------------------------------------------------------------------
Next, Include project specific include files.
-------------------------------------------------------------------------------*/
#include <EVMDAC.H>             /* Get Constants etc for the EVMDAC            */
#include <BLDCPWM.H>            /* Get Constants etc for the PWM Generators    */
#include <ADC.H>                /* Get constants and defs for the ADC          */
#include <WATCHDOG.H>           /* Get the watchdog driver interface           */
#include <bldc_ti.h>            /* Include header for the BLDC object           */

/*-------------------------------------------------------------------------------
    Function Prototypes for the functions implemented in BLDC.C
-------------------------------------------------------------------------------*/
void RstSystem(void);
void rtmon_init(void);
void interrupt c_int03();
void interrupt phantom(void);
void time_base_init(void);
void evm_pwm_init(void);
void update_v_timer(void);


#ifndef TRUE
#define FALSE ((Bool)0)
#define TRUE  ((Bool)1)
#endif

/*-------------------------------------------------------------------------------
    Set to TRUE for real time mode, otherwise set to FALSE
-------------------------------------------------------------------------------*/
#define REAL_TIME TRUE

/*-------------------------------------------------------------------------------
    Set to TRUE if it is required to enable PWM signals, otherwise set to FALSE
-------------------------------------------------------------------------------*/
#define PWM_ENABLE TRUE

#if (PWM_ENABLE == TRUE)
#define EVM_IOPB6  0xFFBF
#endif /* (PWM_ENABLE == TRUE)*/

#if (PWM_ENABLE == FALSE)
#define EVM_IOPB6  0x0040
#endif /* (PWM_ENABLE == FALSE)*/

/*-------------------------------------------------------------------------------
    ADC channel settings
-------------------------------------------------------------------------------*/

#define CH0  0x0000
#define CH1  0x0001
#define CH2  0x0002
#define CH3  0x0003
#define CH4  0x0004
#define CH5  0x0005
#define CH6  0x0006
#define CH7  0x0007

#define CH8  0x0008
#define CH9  0x0009

#define CH10 0x000A
#define CH11 0x000B
#define CH12 0x000C
#define CH13 0x000D
#define CH14 0x000E
#define CH15 0x000F

#if (TARGET==F243)

#define MS3CHNL  CH6
#define MS2CHNL  CH5
#define MS1CHNL  CH4
#define MS0CHNL  CH3

#endif /* (TARGET==F243) */

#if (TARGET==F2407)

//for EVM2407
/*
#define MS3CHNL  CH12
#define MS2CHNL  CH11
#define MS1CHNL  CH10
#define MS0CHNL  CH5
*/

//for eZdsp2407
#define MS3CHNL  CH6
#define MS2CHNL  CH5
#define MS1CHNL  CH4
#define MS0CHNL  CH3

#endif /* (TARGET==F2407) */


#define CHANNEL_SETTINGS  ((MS3CHNL <<12) | (MS2CHNL<<8) | (MS1CHNL<<4) | (MS0CHNL))

#define V_TIMER_THRESHOLD  0x7f00