cpu.c

菲斯卡尔无传感器无刷控制方案。具体说明文档和程序都在压缩包内。

/** ###################################################################
**     THIS BEAN MODULE IS GENERATED BY THE TOOL. DO NOT MODIFY IT.
**     Filename  : Cpu.C
**     Project   : bldc_zc_8013
**     Processor : 56F8013VFAE
**     Beantype  : 56F8013VFAE
**     Version   : Bean 01.003, Driver 01.24, CPU db: 2.87.068
**     Datasheet :  MC56F8300UM/D - Rev. 1.0
**     Compiler  : Metrowerks DSP C Compiler
**     Date/Time : 23.5.2005, 11:21
**     Abstract  :
**
**     Settings  :
**
**     Contents  :
**         GetSpeedMode - byte Cpu_GetSpeedMode(void);
**         EnableInt    - void Cpu_EnableInt(void);
**         DisableInt   - void Cpu_DisableInt(void);
**         SetWaitMode  - void Cpu_SetWaitMode(void);
**         SetStopMode  - void Cpu_SetStopMode(void);
**
**     (c) Freescale Semiconductor
**     2004 All Rights Reserved
**
**     (c) Copyright UNIS, spol. s r.o. 1997-2004
**     UNIS, spol. s r.o.
**     Jundrovska 33
**     624 00 Brno
**     Czech Republic
**     http      : www.processorexpert.com
**     mail      : [e-mail]
** ###################################################################*/

/* MODULE Cpu. */
#include "QTIMER_0.h"
#include "QTIMER_1.h"
#include "QTIMER_2.h"
#include "QTIMER_3.h"
#include "ADC_A.h"
#include "PWM_A.h"
#include "MC1.h"
#include "PC_M1.h"
#include "Inhr1.h"
#include "PE_Types.h"
#include "PE_Error.h"
#include "PE_Const.h"
#include "IO_Map.h"
#include "Cpu.h"


/* Global variables */
volatile word SR_lock=0;               /* Lock */
volatile word SR_reg;                  /* Current value of the SR register */
/*
** ===================================================================
**     Method      :  Cpu_Interrupt (bean 56F8013VFAE)
**
**     Description :
**         This method is internal. It is used by Processor Expert
**         only.
** ===================================================================
*/
#pragma interrupt alignsp
void Cpu_Interrupt(void)
{
  asm(DEBUGHLT);                       /* Halt the core and placing it in the debug processing state */
}

/*
** ===================================================================
**     Method      :  Cpu_DisableInt (bean 56F8013VFAE)
**
**     Description :
**         Disables all maskable interrupts
**     Parameters  : None
**     Returns     : Nothing
** ===================================================================
*/
/*
void Cpu_DisableInt(void)

**      This method is implemented as macro in the header module. **
*/

/*
** ===================================================================
**     Method      :  Cpu_EnableInt (bean 56F8013VFAE)
**
**     Description :
**         Enables all maskable interrupts
**     Parameters  : None
**     Returns     : Nothing
** ===================================================================
*/
/*
void Cpu_EnableInt(void)

**      This method is implemented as macro in the header module. **
*/

/*
** ===================================================================
**     Method      :  Cpu_SetStopMode (bean 56F8013VFAE)
**
**     Description :
**         Sets low power mode - Stop mode.
**         For more information about the stop mode see this CPU
**         documentation.
**     Parameters  : None
**     Returns     : Nothing
** ===================================================================
*/
/*
void Cpu_SetStopMode(void)

**      This method is implemented as macro in the header module. **
*/

/*
** ===================================================================
**     Method      :  Cpu_SetWaitMode (bean 56F8013VFAE)
**
**     Description :
**         Sets low power mode - Wait mode.
**         For more information about the wait mode see this CPU
**         documentation.
**         Release from wait mode: Reset or interrupt
**     Parameters  : None
**     Returns     : Nothing
** ===================================================================
*/
/*
void Cpu_SetWaitMode(void)

**      This method is implemented as macro in the header module. **
*/

/*
** ===================================================================
**     Method      :  Cpu_GetSpeedMode (bean 56F8013VFAE)
**
**     Description :
**         Gets current speed mode
**     Parameters  : None
**     Returns     :
**         ---             - Speed mode (HIGH_SPEED, LOW_SPEED,
**                           SLOW_SPEED)
** ===================================================================
*/
byte Cpu_GetSpeedMode(void)
{
  return HIGH_SPEED;                   /* Result the actual cpu mode - high speed mode*/
}

/*
** ===================================================================
**     Method      :  _EntryPoint (bean 56F8013VFAE)
**
**     Description :
**         This method is internal. It is used by Processor Expert
**         only.
** ===================================================================
*/
extern void init_56800_(void);         /* Forward declaration of external startup function declared in startup file */

/*** !!! Here you can place your own code using property "User data declarations" on the build options tab. !!! ***/

void _EntryPoint(void)
{

  /*** !!! Here you can place your own code before PE initialization using property "User code before PE initialization" on the build options tab. !!! ***/

  /*** ### 56F8013VFAE "Cpu" init code ... ***/
  /*** PE initialization code after reset ***/
  /* System clock initialization */
  setRegBitGroup(OSCTL,TRIM,(word)getReg(FMOPT1)); /* Set the trim osc freq with factory programmed value */
  setRegBitVal(PLLCR,PRECS,C_Cpu_reg_PLLCR_bit_PRECS); /* Select an internal clock source for the CPU core */
  setReg(PLLCR,(PLLCR_LCKON_MASK | PLLCR_ZSRC0_MASK)); /* Enable PLL, LCKON and select clock source from prescaler */
  /* PLLDB: LORTP=2,??=0,PLLCOD=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0 */
  setReg16(PLLDB,C_Cpu_reg_PLLDB);     /* Set the clock prescalers */ 
  while(!getRegBit(PLLSR, LCK0)){}     /* Wait for PLL lock */
  setReg(PLLCR,(PLLCR_LCKON_MASK | PLLCR_ZSRC1_MASK)); /* Select clock source from postscaler */
  /* FMCLKD: ??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,DIVLD=0,PRDIV8=0,DIV=0x28 */
  setReg16(FMCLKD,C_Cpu_reg_FMCLKD);   /* Set the flash clock prescaler */ 
  /*** End of PE initialization code after reset ***/

  /*** !!! Here you can place your own code after PE initialization using property "User code after PE initialization" on the build options tab. !!! ***/

  asm(JMP init_56800_);                /* Jump to C startup code */
}

/*
** ===================================================================
**     Method      :  PE_low_level_init (bean 56F8013VFAE)
**
**     Description :
**         This method is internal. It is used by Processor Expert
**         only.
** ===================================================================
*/
void PE_low_level_init(void)
{
  /* GPIO_A_DRIVE: ??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,DRIVE=0 */
  setReg16(GPIO_A_DRIVE,C_Cpu_reg_GPIO_A_DRIVE); /* Set High/Low drive strength on GPIOA pins according to the CPU bean settings */ 
  /* GPIO_B_DRIVE: ??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,DRIVE=0 */
  setReg16(GPIO_B_DRIVE,C_Cpu_reg_GPIO_B_DRIVE); /* Set High/Low drive strength on GPIOB pins according to the CPU bean settings */ 
  /* GPIO_C_DRIVE: ??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,DRIVE6=0,DRIVE5=0,DRIVE4=0,??=0,DRIVE2=0,DRIVE1=0,DRIVE0=0 */
  setReg16(GPIO_C_DRIVE,C_Cpu_reg_GPIO_C_DRIVE); /* Set High/Low drive strength on GPIOC pins according to the CPU bean settings */ 
  /* GPIO_D_DRIVE: ??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,??=0,DRIVE=0 */
  setReg16(GPIO_D_DRIVE,C_Cpu_reg_GPIO_D_DRIVE); /* Set High/Low drive strength on GPIOD pins according to the CPU bean settings */ 
  /* SIM_GPS: TCR=0,PCR=0 */
  clrReg16Bits(SIM_GPS,C_Cpu_reg_SIM_GPS_mask_and); /* Set the TMR and PWM module clock rates */ 
  /* SIM_PCE: I2C=0,??=0,ADC=1,??=0,??=0,??=0,??=0,??=0,??=0,TMR=1,??=0,SCI=1,??=0,SPI=0,??=0,PWM=1 */
  setReg16(SIM_PCE,C_Cpu_reg_SIM_PCE); /* Set up the peripheral clock enable register */ 
  /* SIM_CONTROL: TC3_SD=0,TC2_SD=0,TC1_SD=0,TC0_SD=0,SCI_SD=0,??=0,TC3_INP=0,??=0,??=0,??=0,OnceEbl=1,SWRst=0,stop_disable=0,wait_disable=0 */
  setReg16(SIM_CONTROL,C_Cpu_reg_SIM_CONTROL); /* Set up the SIM control register */ 
  /* Common initialization of the CPU registers */
  /* INTC_IPR3: ADCA_CC_IPL=3,TMR_2_IPL=2,TMR_1_IPL=1,TMR_0_IPL=2 */
  clrSetReg16Bits(INTC_IPR3,C_Cpu_reg_INTC_IPR3_mask_and,C_Cpu_reg_INTC_IPR3_mask_or); 
  /* INTC_IPR4: PWM_F_IPL=2,PWM_RL_IPL=2,ADC_ZC_IPL=2 */
  clrSetReg16Bits(INTC_IPR4,C_Cpu_reg_INTC_IPR4_mask_and,C_Cpu_reg_INTC_IPR4_mask_or); 
  /* GPIO_C_PER: PE6=1,PE5=1,PE4=1,PE2=1,PE1=1,PE0=1 */
  setReg16Bits(GPIO_C_PER,C_Cpu_reg_GPIO_C_PER_mask_or); 
  /* GPIO_A_PER: PE|=0x3F */
  setReg16Bits(GPIO_A_PER,C_Cpu_reg_GPIO_A_PER_mask_or); 
  /* SIM_GPS: CFG_B7=0,CFG_B6=0 */
  clrReg16Bits(SIM_GPS,C_Cpu_reg_SIM_GPS_mask_and_0); 
  /* GPIO_B_PER: PE|=0xC0 */
  setReg16Bits(GPIO_B_PER,C_Cpu_reg_GPIO_B_PER_mask_or); 
  /* INTC_IPR2: SCI_RCV_IPL=2,SCI_RERR_IPL=2,SCI_TIDL_IPL=2,SCI_XMIT_IPL=2 */
  clrSetReg16Bits(INTC_IPR2,C_Cpu_reg_INTC_IPR2_mask_and,C_Cpu_reg_INTC_IPR2_mask_or); 
  /* ### Init_TMR "QTIMER_0" init code ... */
  /* ### Call "QTIMER_0_Init();" init method in a user code, i.e. in the main code */

  /* ### Note:   To enable automatic calling of the "QTIMER_0" init code here must be
                 set the property 'Call init method' to 'yes'
   */
  /* ### Init_TMR "QTIMER_1" init code ... */
  QTIMER_1_Init();
  /* ### Init_TMR "QTIMER_2" init code ... */
  /* ### Call "QTIMER_2_Init();" init method in a user code, i.e. in the main code */

  /* ### Note:   To enable automatic calling of the "QTIMER_2" init code here must be
                 set the property 'Call init method' to 'yes'
   */
  /* ### Init_TMR "QTIMER_3" init code ... */
  QTIMER_3_Init();
  /* ### Init_ADC "ADC_A" init code ... */
  /* ### Call "ADC_A_Init();" init method in a user code, i.e. in the main code */

  /* ### Note:   To enable automatic calling of the "ADC_A" init code here must be
                 set the property 'Call init method' to 'yes'
   */
  /* ### Init_PWM "PWM_A" init code ... */
  /* ### Call "PWM_A_Init();" init method in a user code, i.e. in the main code */

  /* ### Note:   To enable automatic calling of the "PWM_A" init code here must be
                 set the property 'Call init method' to 'yes'
   */
  /* ### Asynchro serial "Inhr1" init code ... */
  Inhr1_Init();
  /* ### PC_Master "PC_M1" init code ... */
  PC_M1_PE_Init();
  __EI(0);                             /* Enable interrupts of the selected priority level */
}

/* END Cpu. */

/*
** ###################################################################
**
**     This file was created by UNIS Processor Expert 2.96 [03.65]
**     for the Freescale 56800 series of microcontrollers.
**
** ###################################################################
*/